How many host addresses may be assigned on each subnetwork when using the 130.68.0.0 network address with a subnet mask of 255.255.248.0?
30
256
*2046
2048
4094
4096
In an IPv4 environment, what information is used by the router to forward data packets from one interface of a router to another?
*destination network address
source network address
source MAC address
well known port destination address
A company is developing an Internet store for its website. Which protocol should be used to transfer credit card information from customers to the company web server?
FTPS
HTTP
*HTTPS
WEP2
TFTP
How do port filtering and access lists help provide network security?
*They prevent specified types of traffic from reaching specified network destinations.
They alert network administrators to various type of denial of service attacks as they occur.
They prevent viruses, worms, and Trojans from infecting host computers and servers.
They enable encryption and authentication of confidential data communications.
A user reports being unable to access the Internet. The help desk technician employs a bottom-up approach to troubleshooting. The technician first has the user check the patch cable connection from the PC to the wall, and then has the user verify that the NIC has a green link light. What will the technician have the user do next?
Enter an IP address into the WWW browser address bar to see if DNS is at fault.
Use traceroute to identify the device along the path to the ISP that may be at fault.
*Verify the IP address, subnet, and gateway settings using ipconfig on the PC.
Connect to the user home router to check firewall settings for blocked TCP ports.
Refer to the exhibit. Which combination of cables and symbols is correct?
A - crossover, B - straight-through, C - straight-through
A - crossover, B - rollover, C - straight-through
*A - straight-through, B -crossover, C - straight-through
A - straight-through, B -straight-through, C - straight-through
A - straight-through, B - straight-through, C - crossover
A - rollover, B - straight-through, C - straight-through
Refer to the exhibit. Which command would an administrator use to configure the router name?
Router# ip hostname Boise
Router# hostname Boise
Router(config-line)# name Boise
*Router(config)# hostname Boise
Router> ip hostname Boise
How does a switch interface that uses sticky port security handle MAC addresses?
The addresses are configured manually and are saved in the running configuration.
They are configured manually and are not saved in the running configuration.
*They are configured dynamically and are saved in the running configuration.
They are configured dynamically and are not saved in the running configuration.
Which statement describes a feature of TCP?
It provides low overhead data delivery.
*It acknowledges the receipt of packets.
It does not provide error checking.
It is a connectionless protocol.
Which cable type is used to interconnect the FastEthernet interfaces of two routers?
straight-through
*crossover
console
rollover
Which routing protocol facilitates the exchange of routing information between different autonomous systems?
OSPF
EIGRP
RIP
*BGP
Which statement is true about the reverse lookup DNS zone?
It is most commonly experienced when users are surfing the Internet.
It is the backup for the forward lookup zone.
It dynamically updates the resource records.
*It resolves an IP address to a fully qualified domain name.
Which statement correctly describes the function of AAA?
*It prevents unauthorized access to a network.
It filters traffic based on destination IP and port number.
It enables users to send information to a daemon that is running on a management station.
It encrypts data to provide network security.
Which two services are required to enable a computer to receive dynamic IP addresses and access the Internet using domain names? (Choose two.)
*DNS
WINS
HTTP
*DHCP
SMTP
A network administrator wants to configure six subnets for a Class C network. Which subnet mask will support the maximum number of hosts on each subnet?
255.255.255.248
255.255.255.240
*255.255.255.224
255.255.255.192
A building has experienced a power outage. When the power returns, none of the devices on one floor can access the Internet. The network administrator checks the switch in the IDF that these devices are connected to and notes that the SYST LED on the front of the switch is amber.
What is a possible cause of this problem?
The switch is functioning properly.
*The switch has failed POST.
The switch configuration file was not saved to NVRAM.
The connection between the switch and the server did not autonegotiate speed and duplex properly.
What is the effect of issuing the banner login #Unauthorized login prohibited# command on a router?
*It will display the message "Unauthorized login prohibited" before the router prompts for a user name.
It replaces the banner motd command.
It causes the router to prompt for login credentials for any user who is attempting to connect to the router.
It causes the message "Unauthorized access prohibited" to display when a HyperTerminal connection is idle.
Which statement correctly describes MIB?
It is software that is installed on a device which in turn is managed by SNMP.
It is installed on a system that is used to monitor networking devices.
*It is a database that a device keeps about itself concerning network performance parameters.
It is a communication protocol that is used between the management station and the management agent.
Which type of WAN connection uses a circuit-switched network?
*ISDN
Frame Relay
DSL
Cable
Refer to the exhibit. Which three IP addresses could be assigned to the hosts? (Choose three.)
192.168.88.1
192.168.88.8
*192.168.88.9
*192.168.88.12
*192.168.88.14
192.168.88.15
192.168.88.16
192.168.88.18
A network engineer is asked to specify the type of cable for a new network installation. The engineer plans horizontal cable runs of less than 90 feet (27.4 meters) using cable that is not expensive and is easy to implement. It will be positioned away from electrically noisy areas to avoid EMI. Which cable should the engineer choose?
STP
*UTP
coaxial
fiber optic
For the assignment of permissions to files and folders, what does the "principle of least privilege" imply?
No user has more privileges than any other user.
Permissions to files are given based on seniority.
*Users only have access to resources that are necessary for their jobs.
Users should be given no access to computer resources until they ask.
Which application can be delivered using UDP?
FTP
*DNS
HTTP
SMTP
Which technology is used for WAN connections and delivers up to 1.544 Mb/s of symmetrical bandwidth?
DSL
dialup
*T1 line
T3 line
Which WAN service provides point-to-point connections with a predefined communications path?
E1
T1
dialup
*leased line
What is the primary function of a Level 1 support technician in an ISP help desk department with multiple levels of customer support?
to install hardware replacements for the customer
to accompany an on-site technician to provide additional technical support
*to diagnose and document the symptoms of hardware, software, and system problems
to design network enhancements that support the new technology requirements of the customer
A user calls a help desk about being unable to connect to a web server. The technician asks the user to issue a ping 127.0.0.1 command. What is the purpose of this command?
verify if the network cable is connected to the PC
*verify if the TCP/IP stack is functioning on the PC
verify if the IP address is configured correctly on the PC
verify if the DNS server IP addresses are present on the PC
A small company is contracting with an ISP to host a web server. The web administrator needs to upload files to the web server via a secure channel using FTPS. Although a ping to the server is successful, the web administrator reports that the FTPS connection cannot be established. The technician at the ISP responds that for security reasons the FTPS default port has been blocked by a firewall and the web server has been configured with a non-default port for FTPS access. At which layer of the OSI model has the security measure been applied?
session layer
network layer
*transport layer
application layer
When a field technician visits a customer site and resolves the issue that was opened in a trouble ticket, what should the technician do?
assess the network design of the customer site
survey users at the customer site for further needs
*document the solution and obtain acceptance of the customer
discuss further problems that are identified during the visit and offer cost estimates
Refer to the exhibit. Static routes have been configured on all routers in the network. PC2 can communicate with PC1 but not with PC3. What should be done to remedy the problem?
Reconfigure the first static route with the exit interface S0/0/0.
*Reconfigure the second static route with the exit interface S0/0/1.
Reconfigure the first static route with the next hop address 172.16.3.1.
Reconfigure the second static route with the next hop address 172.16.3.1.
While configuring PAT on a Cisco ISR, a network technician defines the IP address of the router interface that connects to the ISP. This address will be the translated address for all Internet traffic from inside hosts. What is this IP address called?
inside local address
*inside global address
outside local address
outside global address
Refer to the exhibit. Which two routes when either is configured on R1 would allow traffic to be forwarded from hosts on network 192.168.10.0/24 to network 192.168.20.0/24? (Choose two.)
R1(config)# ip route 0.0.0.0 0.0.0.0 S0/0/1
*R1(config)# ip route 0.0.0.0 0.0.0.0 172.10.10.13
R1(config)# ip route 192.168.20.0 255.255.255.0 Fa0/0
*R1(config)# ip route 192.168.20.0 255.255.255.0 S0/0/0
R1(config)# ip route 172.10.10.12 255.255.255.252 192.168.20.0
In the URL http://dev.cisco.com/wwwdocs/procedures.htm, what is identified by wwwdocs?
the server name where the resource is located
the protocol that is used for the resource request
the domain name of the server that is being accessed
*the folder where the requested resource is stored
Refer to the exhibit. A technician uses the SDM application to configure router R1. Which step should be taken by the technician to enable the Fa0/0 interface on R1 to participate on the connected local network?
Enable a DHCP server on the Fa0/0 LAN interface.
*Configure the appropriate IP address on the Fa0/0 interface.
Configure IP addresses for the primary and secondary DNS server.
Configure the starting and ending IP addresses for the DHCP pool but exclude the Fa0/0 IP address.
Refer to the exhibit. What effect will the commands have when entered on R2?
The cisco1 file will be copied to NVRAM.
The commands will not work because a password has not been set on the TFTP server.
The running configuration will be copied from R2 to the TFTP server.
*The cisco1 file will be copied from the TFTP server to the running configuration of R2.
What is the primary function of the NOC at a large ISP?
installing equipment at a customer site
setting up customer accounts and passwords
*monitoring and testing customer network connections
entering customer requirements in an order-tracking database
What is the maximum unrepeated distance set by industry standards for UTP cable?
10 meters
75 meters
*100 meters
325 meters
Refer to the exhibit. A network administrator has an extra router and wishes to use it as shown to passively monitor network traffic. Which IOS feature should be implemented on router EXTRA?
ACLs
CDP
*IDS
IPS
Refer to the exhibit. Hosts that belong to the IT department use 10.10.55.33/27 as a default gateway. Where can this IP address be located in the network?
A
B
C
*D
E
How do Tier 3 ISPs connect to the global Internet?
They connect to the global Internet through Tier 2 ISPs.
They extend across several countries but use the services of a Tier 1 ISP.
They use the services of both Tier 1 and Tier 2 ISPs in order to connect to the global Internet.
*They make up the global backbone of the Internet by physically joining their network with other Tier 3 ISPs.
What is a characteristic of a scalable network?
100% uptime
redundant links
*easy expansion
multiple backup devices
A Cisco switch is installed into a network and two module slots are purposefully left empty. Which network design consideration does this address?
reliability
*scalability
redundancy
accessibility
A company functions from Monday to Friday each week. Their backup strategy calls for full backups each Friday night, with differential backups on all other weekday nights. If an administrator is asked to restore a server hard drive to its Wednesday morning state, how many backups must be used?
1
*2
3
4
Refer to the exhibit. What could be two possible causes for the Serial0/0/0 interface status? (Choose two.)
A Layer 3 issue exists.
The bandwidth is set too high.
*An incorrect cable is being used.
A loopback address must be set.
The reliability setting is too low for the interface.
*A defective serial interface cable was used.
A network designer must specify cable for a 190 meter (625 foot) backbone link where EMI may be an issue. What type of cable should the designer choose?
coaxial
*fiber-optic
shielded twisted pair
unshielded twisted pair
Refer to the exhibit. When the IOS image of a router must be backed up, what are three reasons to issue the exhibited commands? (Choose three.)
to confirm that the IOS image was copied completely
to determine the number of hops to the TFTP server
*to copy the IOS image file to the TFTP server
to set the destination directory on the TFTP server
*to confirm connectivity to the TFTP server
*to view the IOS image name and file size
to confirm that flash has enough space to store the IOS image file
When would TFTP in ROM monitor mode be used to restore a Cisco IOS image to a router?
when a console connection is the only available connection to the router
when the TFTP server software is incompatible with the router IOS version
*when the router is set to boot from flash, but the Cisco IOS image in flash is corrupt or has been erased
when the current Cisco IOS on the router requires a feature upgrade
What will a router do with a packet that is destined for a host with the IP address 192.168.1.5/24 if no entry for the 192.168.1.0/24 network exists in the routing table?
*It will drop the packet.
It will send the packet back to the source address.
It will broadcast the packet out all of its active interfaces.
It will broadcast the packet out all of its active interfaces except the interface that received the packet.
If the NVRAM on a router were to fail, which router resource would be lost?
IOS software image
ROMmon software
running configuration
*startup configuration
In designing a cabling upgrade plan, what is the first best practice that should be implemented?
Suggest the location of the MDF and IDF.
Choose the appropriate wiring.
Choose the new equipment to purchase.
*Examine the floor plan and the condition of existing wiring.
Decide upon the cable management system.
Sabtu, 12 Maret 2011
Selasa, 08 Maret 2011
final CCNA2_form3a-ver.4.1
1.What is used by a routing protocol to determine the best path to include in the routing table?
Convergence time
Default distance
*Metric
Type of router
2.The show ip route command was executed on one of the routers shown in the graphic and the following output was displayed:
C 192.168.4.0/24 is directly connected, Serial0/0
R 192.168.5.0/24 [120/1] via 192.168.4.2, 00:00:19, Serial0/0
R 192.168.1.0/24 [120/2] via 192.168.3.1, 00:00:20, Serial0/1
R 192.168.2.0/24 [120/2] via 192.168.3.1, 00:00:20, Serial0/1
C 192.168.3.0/24 is directly connected, Serial0/1
From which router was this command executed?
A
B
*C
D
3.Supporting Multiple Services
Refer to the exhibit. Which two statements describe the data conversation shown? (Choose two.)
*The data conversation was started by the HTTP application process running on the client.
The data conversation is identified by TCP port 80 on the client.
The user started the data conversation by sending an e-mail.
The IP address of the Internet server is 192.168.17.43.
*The Internet server will send data to port 8547 on the client.
4.How do port filtering and access lists help provide network security?
*They prevent specified types of traffic from reaching specified network destinations.
They alert network administrators to various type of denial of service attacks as they occur.
They prevent viruses, worms, and Trojans from infecting host computers and servers.
They enable encryption and authentication of confidential data communications.
5.Configuring An Interface. Refer to the exhibit. A new branch office has been added to the corporate network and a new router is to be installed to allow branch office users to access the database server at headquarters. How should the serial 0/0/0 interface of the new branch office router be configured to connect to the headquarters router?
branch_23(config-if)# ip address 192.168.5.19 255.255.255.240
branch_23(config-if)# no shutdown
branch_23(config-if)# encapsulation hdlc
branch_23(config-if)# ip address 192.168.5.25 255.255.255.240
branch_23(config-if)# no shutdown
branch_23(config-if)# encapsulation ppp
branch_23(config-if)# no shutdown
branch_23(config-if)# encapsulation ppp
branch_23(config-if)# ip address 192.168.5.33 255.255.255.240
*branch_23(config-if)# encapsulation ppp
branch_23(config-if)# ip address 192.168.5.21 255.255.255.240
branch_23(config-if)# no shutdown
6.The command copy tftp running-config has been entered on the router. What will this command do?
copy the configuration in RAM to a server
*copy the configuration file from a server to RAM
copy the configuration file in NVRAM to RAM
copy the configuration file in NVRAM to a server
copy the configuration file from a server to NVRAM
7. A user reports being unable to access the Internet. The help desk technician employs a bottom-up approach to troubleshooting. The technician first has the user check the patch cable connection from the PC to the wall, and then has the user verify that the NIC has a green link light. What will the technician have the user do next?
Enter an IP address into the WWW browser address bar to see if DNS is at fault.
Use traceroute to identify the device along the path to the ISP that may be at fault.
*Verify the IP address, subnet, and gateway settings using ipconfig on the PC.
Connect to the user home router to check firewall settings for blocked TCP ports.
8.What is the purpose of the routing process?
to encapsulate data that is used to communicate across a network
*to select the paths that are used to direct traffic to destination networks
to convert a URL name into an IP address
to provide secure Internet file transfer
to forward traffic on the basis of MAC addresses
9.Refer to the exhibit. The network administrator of the building in the graphic needs to choose the type of cable best suited to add ServerB to the network. Which cable type is the best choice?
STP
UTP
coaxial
*fiber optic
10.Refer to the exhibit. Which combination of cables and symbols is correct?
A - crossover, B - straight-through, C - straight-through
A - crossover, B - rollover, C - straight-through
*A - straight-through, B -crossover, C - straight-through
A - straight-through, B -straight-through, C - straight-through
A - straight-through, B - straight-through, C - crossover
A - rollover, B - straight-through, C - straight-through
11.Refer to the exhibit. A ping 192.168.1.20 command is issued on workstation A to determine if workstation B can be reached. What two events will occur if this command is successful? (Choose two.)
The router will reply to the echo request with a proxy ping response.
Workstation A will send a UDP ping request message to workstation B.
The router will send a TCP acknowledgment message to workstation A.
Workstation B will send a UDP ping reply message to the router.
*Workstation A will send an ICMP echo request message to workstation B.
*Workstation B will send an ICMP echo reply message to workstation A.
12.Refer to the exhibit. A network administrator is troubleshooting the serial connection between R1 and R2. There is no communication between R1 and R2. Based on the output of the show ip interface brief command, what is the cause of the problem?
*There is a misconfiguration of IP addresses.
There is a mismatch of encapsulation methods.
The no shutdown command should be issued on R2.
The routing protocols are not compatible.
13.Which combination of network address and subnet mask allows 62 hosts to be connected in a single subnet?
Network address 10.1.1.4 Subnet mask 255.255.255.240
Network address 10.1.1.0 Subnet mask 255.255.255.252
*Network address 10.1.1.0 Subnet mask 255.255.255.192
Network address 10.1.1.4 Subnet mask 255.255.255.248
14.What is a characteristic of UDP?
It is a reliable transport protocol.
It requires the source host to resend packets that are not acknowledged.
*It adds a minimal amount of overhead to the data to be transmitted.
It is a connection-oriented protocol.
15.Which cable type is used to interconnect the FastEthernet interfaces of two routers?
straight-through
*crossover
console
rollover
16.What are three features of the TCP protocol? (Choose three.)
*It provides retransmission of data packets if they are lost during transmission.
It is a connectionless protocol.
*It uses a three-way handshake between the sending and receiving systems to establish each conversation.
*It specifies how messages are reassembled at the destination host.
It requires only 8 bytes of overhead.
It breaks the data packet into datagrams.
17.Which statement is true about the reverse lookup DNS zone?
It is most commonly experienced when users are surfing the Internet.
It is the backup for the forward lookup zone.
It dynamically updates the resource records.
*It resolves an IP address to a fully qualified domain name.
18.A user is able to ping IP addresses but is unable to ping hosts by domain name. What should be checked at the workstation of the user?
the device driver configuration of NIC
the LED status of the NIC
*the DNS configuration
the firewall settings
19.Refer to the exhibit. A new router has been configured for the first time with the commands that are displayed. Which two facts can be determined about the interface of this router? (Choose two.)
*It will act as a DCE device.
*It is administratively down.
It will operate at a speed of 6.4 Mb/s.
It is the first interface on slot 0 of controller 1.
Because MOTD is not configured, the interface will not work.
20.What is a feature of PAT?
It maps IP addresses to URLs.
It displays private IP addresses to public networks.
It sends acknowledgments of received packets.
*It allows multiple hosts on a single LAN to share globally unique IP addresses.
21.A building has experienced a power outage. When the power returns, none of the devices on one floor can access the Internet. The network administrator checks the switch in the IDF that these devices are connected to and notes that the SYST LED on the front of the switch is amber.
What is a possible cause of this problem?
The switch is functioning properly.
*The switch has failed POST.
The switch configuration file was not saved to NVRAM.
The connection between the switch and the server did not autonegotiate speed and duplex properly.
22.What is the effect of issuing the hostname RouterA command on a router?
A description will be configured on the router interfaces identifying them as belonging to RouterA.
The router will attempt to establish a connection to the host with the name RouterA.
The router will map an IP address to the domain name RouterA.
*The router prompt will change from Router(config)# to RouterA(config)#
23.Refer to the exhibit. What does the highlighted value 120 represent?
the number of hops between the router and network 10.0.5.0
*the administrative distance of the routing protocol
the UDP port number that is used for forwarding traffic
the bandwidth that is allocated to the serial interface
24.Refer to the exhibit. Devices need to connect to the file server from remote networks. What method should be used to provide the file server with an IP address to allow these connections?
*static NAT
static PAT
dynamic NAT
dynamic PAT
25.Which type of WAN connection uses a circuit-switched network?
*ISDN
Frame Relay
DSL
Cable
26.Refer to the exhibit. Which subnet mask would accommodate the number of hosts shown for each subnetwork with the least amount of IP addresses wasted?
255.255.0.0
255.255.255.192
*255.255.255.224
255.255.255.240
255.255.255.248
27.To manage a Cisco switch using Telnet, where would the management IP address be configured on the switch?
*VLAN 1 interface
first vty port
first trunk port
console port
FastEthernet 0/1 interface
28.Which service team in an ISP is responsible for determining if the new customer has hardware that will support the new WAN connection and if new WAN circuits need to be installed?
customer service
onsite installation
*planning and provisioning
network operations center
29.A small company has contracted with its ISP for web hosting. Which two items would be included in the SLA for this service? (Choose two.)
*performance
web server cost
*service availability
operating system on the web server
web server model and configuration
30.Which question provides troubleshooting information about a problem at Layer 1 or Layer 2 of the OSI model?
Can the server be reached through Telnet?
Is there a firewall that is configured on the PC?
*Is there a link light on the network card?
What addresses are configured in the TCP/IP settings?
31.Which protocol allows secure in-band management so that a network administrator can monitor and configure network devices without fear of any passwords being compromised?
*SSH
HTTP
SNMP
Telnet
32.Refer to the exhibit. Router Left is unable to ping router Right. The show interfaces serial 0/0/0 command indicates that the interface is up but the line protocol is down on both routers. Which action could be taken to establish connectivity between the two routers?
Configure S0/0/1 instead of S0/0/0 on router Right.
Enter the encapsulation hdlc command on router Right.
Contact the service provider to report that the circuit is down.
Contact the service provider to enable PPP on the WAN circuit.
*Enter the no encapsulation ppp command on router Left S0/0/0.
33.Refer to the exhibit. Users at the branch office complain that they cannot download files from the FTP server that is located at the company headquarters (HQ). Which three troubleshooting steps would be appropriate, in the order from first step to the last, if a technician troubleshoots the problem by using the divide-and-conquer method?
*steps 1, 3, and 6
steps 1, 4, and 6
steps 2, 3, and 7
steps 4, 5, and 6
34.What is the default encapsulation for serial interfaces on Cisco routers?
PPP
SLIP
*HDLC
Frame Relay
35.Refer to the exhibit. What does the ^ symbol indicate?
It marks the end of an error message and an insert point for a new command.
It marks the beginning of an error message and an insert point for a new command.
*It marks a point in the command string where there is an incorrect or unrecognized character.
It marks a point in the command string where a parameter has to be entered to complete the command configuration.
36.Refer to the exhibit. What effect will the commands have when entered on R2?
The cisco1 file will be copied to NVRAM.
The commands will not work because a password has not been set on the TFTP server.
The running configuration will be copied from R2 to the TFTP server.
*The cisco1 file will be copied from the TFTP server to the running configuration of R2.
37.A network technician wants to restore a backup copy of the saved configuration file on a router from a TFTP server. After restoring the file from the TFTP server, the technician reloads the router and finds that it still has the old configuration file instead of the restored file. What could have caused this?
The technician entered the command delete flash: before reloading the router.
The technician entered the command boot system rom before reloading the router.
The technician entered the command erase startup-config before reloading the router.
*The technician failed to enter the command copy running-config startup-config before reloading the router.
38.What is the maximum unrepeated distance set by industry standards for UTP cable?
10 meters
75 meters
*100 meters
325 meters
39.What can be gained by using a caching-only DNS server?
The DNS server will use more WAN bandwidth.
The DNS server will only answer recursive queries.
The DNS server will be authoritative for only one zone.
*The DNS server will resolve most queries more quickly.
40.Which transport layer protocol will allow segments to be exchanged between two hosts with low overhead and no mechanism for retransmission?
IP
FTP
TCP
*UDP
SMTP
41.Refer to the exhibit. Host H1 is sending a datagram to host H2 across the Internet. NAT will be configured on RTRC. Which address is considered the inside local address?
10.1.1.1
*10.1.1.6
209.165.201.2
209.165.201.17
209.165.200.226
42.Which encapsulation method supports automatic IP address assignment via the option IP Negotiated, when SDM is used to configure WAN connections on a router?
*PPP
HDLC
Ethernet
Frame Relay
43.What is a characteristic of a scalable network?
100% uptime
redundant links
*easy expansion
multiple backup devices
44.A company functions from Monday to Friday each week. Their backup strategy calls for full backups each Friday night, with differential backups on all other weekday nights. If an administrator is asked to restore a server hard drive to its Wednesday morning state, how many backups must be used?
1
*2
3
4
45.A network engineer has been asked to design a new structured cable system. What should be the first step in the project?
*Obtain an accurate floor plan.
Identify all potential sources of EMI.
Sketch the proposed network design.
Determine the locations of all network devices.
46.Refer to the exhibit. Which statement correctly identifies the OSI layer and possible reason that Serial 0/0/0 is down?
*Layer 1 - cable is not plugged in correctly
Layer 1 - no shutdown command not entered
Layer 2 - clock rate not set
Layer 2 - incorrect encapsulation is configured on the WAN link
Layer 3 - incorrect IP addresses was configured on the interface
Layer 3 - network statement is missing from the routing protocol configuration
47.In the relationship between an ISP and a customer, what is the purpose of an SLA?
It shows bandwidth utilization over time.
*It documents expectations and obligations of both parties.
It helps technicians locate sources of service interruptions.
It provides performance baselines for network troubleshooting.
48.When would TFTP in ROM monitor mode be used to restore a Cisco IOS image to a router?
when a console connection is the only available connection to the router
when the TFTP server software is incompatible with the router IOS version
*when the router is set to boot from flash, but the Cisco IOS image in flash is corrupt or has been erased
when the current Cisco IOS on the router requires a feature upgrade
49.To protect the data of its customers, an ISP applies the security principle of least privilege within its organization and network. What is the principle of least privilege?
Encrypt only mission-critical data.
*Give employees access only to the resources that they need.
Restrict file and folder access to system administrators only.
Use the smallest possible number of servers to share files and folders.
50.In a structured cable system, which term describes the cable that connects the wall jack in the user work area to the patch panel in the wiring closet?
patch cable
vertical cable
*horizontal cable
backbone cable
Convergence time
Default distance
*Metric
Type of router
2.The show ip route command was executed on one of the routers shown in the graphic and the following output was displayed:
C 192.168.4.0/24 is directly connected, Serial0/0
R 192.168.5.0/24 [120/1] via 192.168.4.2, 00:00:19, Serial0/0
R 192.168.1.0/24 [120/2] via 192.168.3.1, 00:00:20, Serial0/1
R 192.168.2.0/24 [120/2] via 192.168.3.1, 00:00:20, Serial0/1
C 192.168.3.0/24 is directly connected, Serial0/1
From which router was this command executed?
A
B
*C
D
3.Supporting Multiple Services
Refer to the exhibit. Which two statements describe the data conversation shown? (Choose two.)
*The data conversation was started by the HTTP application process running on the client.
The data conversation is identified by TCP port 80 on the client.
The user started the data conversation by sending an e-mail.
The IP address of the Internet server is 192.168.17.43.
*The Internet server will send data to port 8547 on the client.
4.How do port filtering and access lists help provide network security?
*They prevent specified types of traffic from reaching specified network destinations.
They alert network administrators to various type of denial of service attacks as they occur.
They prevent viruses, worms, and Trojans from infecting host computers and servers.
They enable encryption and authentication of confidential data communications.
5.Configuring An Interface. Refer to the exhibit. A new branch office has been added to the corporate network and a new router is to be installed to allow branch office users to access the database server at headquarters. How should the serial 0/0/0 interface of the new branch office router be configured to connect to the headquarters router?
branch_23(config-if)# ip address 192.168.5.19 255.255.255.240
branch_23(config-if)# no shutdown
branch_23(config-if)# encapsulation hdlc
branch_23(config-if)# ip address 192.168.5.25 255.255.255.240
branch_23(config-if)# no shutdown
branch_23(config-if)# encapsulation ppp
branch_23(config-if)# no shutdown
branch_23(config-if)# encapsulation ppp
branch_23(config-if)# ip address 192.168.5.33 255.255.255.240
*branch_23(config-if)# encapsulation ppp
branch_23(config-if)# ip address 192.168.5.21 255.255.255.240
branch_23(config-if)# no shutdown
6.The command copy tftp running-config has been entered on the router. What will this command do?
copy the configuration in RAM to a server
*copy the configuration file from a server to RAM
copy the configuration file in NVRAM to RAM
copy the configuration file in NVRAM to a server
copy the configuration file from a server to NVRAM
7. A user reports being unable to access the Internet. The help desk technician employs a bottom-up approach to troubleshooting. The technician first has the user check the patch cable connection from the PC to the wall, and then has the user verify that the NIC has a green link light. What will the technician have the user do next?
Enter an IP address into the WWW browser address bar to see if DNS is at fault.
Use traceroute to identify the device along the path to the ISP that may be at fault.
*Verify the IP address, subnet, and gateway settings using ipconfig on the PC.
Connect to the user home router to check firewall settings for blocked TCP ports.
8.What is the purpose of the routing process?
to encapsulate data that is used to communicate across a network
*to select the paths that are used to direct traffic to destination networks
to convert a URL name into an IP address
to provide secure Internet file transfer
to forward traffic on the basis of MAC addresses
9.Refer to the exhibit. The network administrator of the building in the graphic needs to choose the type of cable best suited to add ServerB to the network. Which cable type is the best choice?
STP
UTP
coaxial
*fiber optic
10.Refer to the exhibit. Which combination of cables and symbols is correct?
A - crossover, B - straight-through, C - straight-through
A - crossover, B - rollover, C - straight-through
*A - straight-through, B -crossover, C - straight-through
A - straight-through, B -straight-through, C - straight-through
A - straight-through, B - straight-through, C - crossover
A - rollover, B - straight-through, C - straight-through
11.Refer to the exhibit. A ping 192.168.1.20 command is issued on workstation A to determine if workstation B can be reached. What two events will occur if this command is successful? (Choose two.)
The router will reply to the echo request with a proxy ping response.
Workstation A will send a UDP ping request message to workstation B.
The router will send a TCP acknowledgment message to workstation A.
Workstation B will send a UDP ping reply message to the router.
*Workstation A will send an ICMP echo request message to workstation B.
*Workstation B will send an ICMP echo reply message to workstation A.
12.Refer to the exhibit. A network administrator is troubleshooting the serial connection between R1 and R2. There is no communication between R1 and R2. Based on the output of the show ip interface brief command, what is the cause of the problem?
*There is a misconfiguration of IP addresses.
There is a mismatch of encapsulation methods.
The no shutdown command should be issued on R2.
The routing protocols are not compatible.
13.Which combination of network address and subnet mask allows 62 hosts to be connected in a single subnet?
Network address 10.1.1.4 Subnet mask 255.255.255.240
Network address 10.1.1.0 Subnet mask 255.255.255.252
*Network address 10.1.1.0 Subnet mask 255.255.255.192
Network address 10.1.1.4 Subnet mask 255.255.255.248
14.What is a characteristic of UDP?
It is a reliable transport protocol.
It requires the source host to resend packets that are not acknowledged.
*It adds a minimal amount of overhead to the data to be transmitted.
It is a connection-oriented protocol.
15.Which cable type is used to interconnect the FastEthernet interfaces of two routers?
straight-through
*crossover
console
rollover
16.What are three features of the TCP protocol? (Choose three.)
*It provides retransmission of data packets if they are lost during transmission.
It is a connectionless protocol.
*It uses a three-way handshake between the sending and receiving systems to establish each conversation.
*It specifies how messages are reassembled at the destination host.
It requires only 8 bytes of overhead.
It breaks the data packet into datagrams.
17.Which statement is true about the reverse lookup DNS zone?
It is most commonly experienced when users are surfing the Internet.
It is the backup for the forward lookup zone.
It dynamically updates the resource records.
*It resolves an IP address to a fully qualified domain name.
18.A user is able to ping IP addresses but is unable to ping hosts by domain name. What should be checked at the workstation of the user?
the device driver configuration of NIC
the LED status of the NIC
*the DNS configuration
the firewall settings
19.Refer to the exhibit. A new router has been configured for the first time with the commands that are displayed. Which two facts can be determined about the interface of this router? (Choose two.)
*It will act as a DCE device.
*It is administratively down.
It will operate at a speed of 6.4 Mb/s.
It is the first interface on slot 0 of controller 1.
Because MOTD is not configured, the interface will not work.
20.What is a feature of PAT?
It maps IP addresses to URLs.
It displays private IP addresses to public networks.
It sends acknowledgments of received packets.
*It allows multiple hosts on a single LAN to share globally unique IP addresses.
21.A building has experienced a power outage. When the power returns, none of the devices on one floor can access the Internet. The network administrator checks the switch in the IDF that these devices are connected to and notes that the SYST LED on the front of the switch is amber.
What is a possible cause of this problem?
The switch is functioning properly.
*The switch has failed POST.
The switch configuration file was not saved to NVRAM.
The connection between the switch and the server did not autonegotiate speed and duplex properly.
22.What is the effect of issuing the hostname RouterA command on a router?
A description will be configured on the router interfaces identifying them as belonging to RouterA.
The router will attempt to establish a connection to the host with the name RouterA.
The router will map an IP address to the domain name RouterA.
*The router prompt will change from Router(config)# to RouterA(config)#
23.Refer to the exhibit. What does the highlighted value 120 represent?
the number of hops between the router and network 10.0.5.0
*the administrative distance of the routing protocol
the UDP port number that is used for forwarding traffic
the bandwidth that is allocated to the serial interface
24.Refer to the exhibit. Devices need to connect to the file server from remote networks. What method should be used to provide the file server with an IP address to allow these connections?
*static NAT
static PAT
dynamic NAT
dynamic PAT
25.Which type of WAN connection uses a circuit-switched network?
*ISDN
Frame Relay
DSL
Cable
26.Refer to the exhibit. Which subnet mask would accommodate the number of hosts shown for each subnetwork with the least amount of IP addresses wasted?
255.255.0.0
255.255.255.192
*255.255.255.224
255.255.255.240
255.255.255.248
27.To manage a Cisco switch using Telnet, where would the management IP address be configured on the switch?
*VLAN 1 interface
first vty port
first trunk port
console port
FastEthernet 0/1 interface
28.Which service team in an ISP is responsible for determining if the new customer has hardware that will support the new WAN connection and if new WAN circuits need to be installed?
customer service
onsite installation
*planning and provisioning
network operations center
29.A small company has contracted with its ISP for web hosting. Which two items would be included in the SLA for this service? (Choose two.)
*performance
web server cost
*service availability
operating system on the web server
web server model and configuration
30.Which question provides troubleshooting information about a problem at Layer 1 or Layer 2 of the OSI model?
Can the server be reached through Telnet?
Is there a firewall that is configured on the PC?
*Is there a link light on the network card?
What addresses are configured in the TCP/IP settings?
31.Which protocol allows secure in-band management so that a network administrator can monitor and configure network devices without fear of any passwords being compromised?
*SSH
HTTP
SNMP
Telnet
32.Refer to the exhibit. Router Left is unable to ping router Right. The show interfaces serial 0/0/0 command indicates that the interface is up but the line protocol is down on both routers. Which action could be taken to establish connectivity between the two routers?
Configure S0/0/1 instead of S0/0/0 on router Right.
Enter the encapsulation hdlc command on router Right.
Contact the service provider to report that the circuit is down.
Contact the service provider to enable PPP on the WAN circuit.
*Enter the no encapsulation ppp command on router Left S0/0/0.
33.Refer to the exhibit. Users at the branch office complain that they cannot download files from the FTP server that is located at the company headquarters (HQ). Which three troubleshooting steps would be appropriate, in the order from first step to the last, if a technician troubleshoots the problem by using the divide-and-conquer method?
*steps 1, 3, and 6
steps 1, 4, and 6
steps 2, 3, and 7
steps 4, 5, and 6
34.What is the default encapsulation for serial interfaces on Cisco routers?
PPP
SLIP
*HDLC
Frame Relay
35.Refer to the exhibit. What does the ^ symbol indicate?
It marks the end of an error message and an insert point for a new command.
It marks the beginning of an error message and an insert point for a new command.
*It marks a point in the command string where there is an incorrect or unrecognized character.
It marks a point in the command string where a parameter has to be entered to complete the command configuration.
36.Refer to the exhibit. What effect will the commands have when entered on R2?
The cisco1 file will be copied to NVRAM.
The commands will not work because a password has not been set on the TFTP server.
The running configuration will be copied from R2 to the TFTP server.
*The cisco1 file will be copied from the TFTP server to the running configuration of R2.
37.A network technician wants to restore a backup copy of the saved configuration file on a router from a TFTP server. After restoring the file from the TFTP server, the technician reloads the router and finds that it still has the old configuration file instead of the restored file. What could have caused this?
The technician entered the command delete flash: before reloading the router.
The technician entered the command boot system rom before reloading the router.
The technician entered the command erase startup-config before reloading the router.
*The technician failed to enter the command copy running-config startup-config before reloading the router.
38.What is the maximum unrepeated distance set by industry standards for UTP cable?
10 meters
75 meters
*100 meters
325 meters
39.What can be gained by using a caching-only DNS server?
The DNS server will use more WAN bandwidth.
The DNS server will only answer recursive queries.
The DNS server will be authoritative for only one zone.
*The DNS server will resolve most queries more quickly.
40.Which transport layer protocol will allow segments to be exchanged between two hosts with low overhead and no mechanism for retransmission?
IP
FTP
TCP
*UDP
SMTP
41.Refer to the exhibit. Host H1 is sending a datagram to host H2 across the Internet. NAT will be configured on RTRC. Which address is considered the inside local address?
10.1.1.1
*10.1.1.6
209.165.201.2
209.165.201.17
209.165.200.226
42.Which encapsulation method supports automatic IP address assignment via the option IP Negotiated, when SDM is used to configure WAN connections on a router?
*PPP
HDLC
Ethernet
Frame Relay
43.What is a characteristic of a scalable network?
100% uptime
redundant links
*easy expansion
multiple backup devices
44.A company functions from Monday to Friday each week. Their backup strategy calls for full backups each Friday night, with differential backups on all other weekday nights. If an administrator is asked to restore a server hard drive to its Wednesday morning state, how many backups must be used?
1
*2
3
4
45.A network engineer has been asked to design a new structured cable system. What should be the first step in the project?
*Obtain an accurate floor plan.
Identify all potential sources of EMI.
Sketch the proposed network design.
Determine the locations of all network devices.
46.Refer to the exhibit. Which statement correctly identifies the OSI layer and possible reason that Serial 0/0/0 is down?
*Layer 1 - cable is not plugged in correctly
Layer 1 - no shutdown command not entered
Layer 2 - clock rate not set
Layer 2 - incorrect encapsulation is configured on the WAN link
Layer 3 - incorrect IP addresses was configured on the interface
Layer 3 - network statement is missing from the routing protocol configuration
47.In the relationship between an ISP and a customer, what is the purpose of an SLA?
It shows bandwidth utilization over time.
*It documents expectations and obligations of both parties.
It helps technicians locate sources of service interruptions.
It provides performance baselines for network troubleshooting.
48.When would TFTP in ROM monitor mode be used to restore a Cisco IOS image to a router?
when a console connection is the only available connection to the router
when the TFTP server software is incompatible with the router IOS version
*when the router is set to boot from flash, but the Cisco IOS image in flash is corrupt or has been erased
when the current Cisco IOS on the router requires a feature upgrade
49.To protect the data of its customers, an ISP applies the security principle of least privilege within its organization and network. What is the principle of least privilege?
Encrypt only mission-critical data.
*Give employees access only to the resources that they need.
Restrict file and folder access to system administrators only.
Use the smallest possible number of servers to share files and folders.
50.In a structured cable system, which term describes the cable that connects the wall jack in the user work area to the patch panel in the wiring closet?
patch cable
vertical cable
*horizontal cable
backbone cable
IT1 chapter9-ver.4.1
1.A fingerprint reader is an example of which security technology?
authorization
*biometric
keylogging
secureware
smartcard
2.Which wireless security technology is a good choice when using Cisco equipment in conjunction with operating systems such as Windows and Linux?
*LEAP
WEP
WPA
WTLS
3.Which type of program causes banners and ads to appear on the desktop without any user intervention?
*adware
spyware
stealth virus
trojan horse
4.Which three suggestions are good security password policies that a company or individual should follow? (Choose three.)
Only letter characters should be used in the password.
Password length should be limited to five characters.
*Passwords should have an expiration period.
*Password lockout should be enabled.
*A mix of letters, numbers, and other characters should be used.
Users should keep a log of their different passwords.
5.What are two examples of malware? (Choose two.)
registry cleaner
pop-up blocker
*spyware
e-mail
*grayware
6.Which two characteristics describe a worm? (Choose two.)
Executes when software is run on a computer.
*Is self-replicating.
Hides in a dormant state until needed by an attacker.
Infects computers by attaching to software code.
*Travels to new computers without any intervention or knowledge of the user.
7.An employee for a small company inadvertently allows a visitor to see their username and password. At home, the visitor then uses this information to gain access to the company network. This is an example of what type of threat?
man-in-the-middle
phishing
physical
*social engineering
spoofing
8.Which is the best procedure to secure a laptop left at the office while the user is away for an extended period of time?
Secure by a security cable wrapped around the leg of the user's desk.
Put the laptop in a desk drawer in the locked office of the user.
*Place the laptop in a locked security cage designed to store computer equipment.
Place the laptop in the office of the supervisor.
9.Where is the safest place to store backups?
portable lock box
locked telecommunications room
locked server room
*offsite secure facility
10.What is the best method for a company to secure data being transmitted across the Internet between remote sites?
Use plain text in an e-mail.
Use a shared server with an encrypted password on the file.
Use computers secured with smartcard authentication.
*Use a VPN connection.
11.Which threat to security uses traffic from zombie computers to overwhelm servers?
DoS
*DDoS
phishing
spoofing
SYN flood
12.Which two statements are true about username and password standards? (Choose two.)
*The username naming convention should be kept simple.
Usernames should expire periodically.
The passwords should be kept simple and easy to remember.
*Rules about password expiration and lockout should be defined.
BIOS passwords should be given to users to enable them to configure their computer.
13.When setting up a new wireless access point, which basic security measure should be taken?
*Disable SSID broadcast.
Enable SSID broadcast.
Broadcast the default SSID.
Broadcast a unique SSID.
14.What must be done to ensure that the anti-virus software on a computer is able to detect and eradicate the most recent viruses?
*Download the latest signature files on a regular basis.
Schedule a scan once a week.
Schedule anti-virus updates using Windows Task Manager.
Follow the firewall configuration guidelines on the anti-virus manufacturer website.
15.Which two items can be downloaded from the Microsoft website to help protect Windows XP? (Choose two.)
ROM upgrades
*service packs
*security patches
BIOS upgrades
DirectX updates
16.A bank is upgrading the hard drives in a server. What should be done to the old hard drives to permanently remove any confidential data?
Delete the files containing the confidential data.
Reformat the hard drives.
Expose the hard drives to ultraviolet light.
*Destroy the hard drives with a hammer.
17.A technician has downloaded the latest Windows XP updates from the Microsoft website. What should the technician do before installing the updates?
*Create a restore point.
Manually update the Last Known Good Configuration.
Reinstall the anti-virus software.
Change the firewall rules to enable the installer to access port 8900 of the Microsoft server.
18.Which best practice should be included in a password protection policy?
Encourage users to document passwords in a personal file.
Enforce password protection at the BIOS level.
*Implement lockout rules upon consecutive unsuccessful attempts at accessing the system.
Restrict passwords to text-based strings.
19.An attacker claiming to be a bank representative contacts a potential victim via e-mail and requests disclosure of vital account information. Which security attack is being implemented?
adware
*phishing
spyware
trojan
20.Which type of software is downloaded onto the computer of a user without the knowledge of the user and causes information about various products to be displayed on the user's monitor?
*adware
free software
grayware
spyware
21.A financial organization is donating computers to a local charity. What is the best method to remove all data from the hard drives in the computers?
Delete the hard drive partitions and reformat the hard drive.
Reformat the hard drive and then reload an operating system on the reformatted drive.
Delete the hard drive partition and let the new owner reformat and reload the operating system software.
*Use data wiping software and delete any hard drive partitions.
22.Which three security storage features are supported by the TPM hardware module? (Choose three.)
*encryption keys
physical access alarm settings
biometric sensor settings
*digital certificates
virus definitions
*passwords
23.An attacker has managed to decode the encrypted messages of a wireless network. The network uses Windows XP and Cisco equipment. The security protocol that is used is WEP with 64-bit encryption. Which action can be recommended to the technician for securing the network?
Advise users to store their network authentication data, such as their passwords, in a secure manner.
Configure Windows update to run automatically, at a convenient time and on a regular basis.
Recover all sensitive data from the computers of the network, destroy their hard drives, and recycle the computers.
*Upgrade to the LEAP wireless security protocol.
24.Which statement accurately describes the WEP standard?
*WEP is a first generation security standard for wireless communication.
WEP is implemented using 16-bit encryption.
WEP provides better encryption and authentication than WPA provides.
WEP was created as a temporary solution until the implementation of 802.11i.
25.A network administrator is looking for a technology that includes both hardware and software authentication. Which technology could the administrator use?
Key Card Module (KCM)
Remote Frequency Module (RFM)
Triggered Frequency Identification Module (TFIM)
*Trusted Platform Module (TPM)
26.What is the preferred wireless encryption technique if the wireless clients support it?
WEP
*WPA
disabling SSID
MAC address filtering
27.Which type of authentication is evidenced by the use of a small chip on a card that contains user identification data such as bank account numbers and digital signatures?
radio frequency identification
*smart card
biometric implant
trusted platform module
authorization
*biometric
keylogging
secureware
smartcard
2.Which wireless security technology is a good choice when using Cisco equipment in conjunction with operating systems such as Windows and Linux?
*LEAP
WEP
WPA
WTLS
3.Which type of program causes banners and ads to appear on the desktop without any user intervention?
*adware
spyware
stealth virus
trojan horse
4.Which three suggestions are good security password policies that a company or individual should follow? (Choose three.)
Only letter characters should be used in the password.
Password length should be limited to five characters.
*Passwords should have an expiration period.
*Password lockout should be enabled.
*A mix of letters, numbers, and other characters should be used.
Users should keep a log of their different passwords.
5.What are two examples of malware? (Choose two.)
registry cleaner
pop-up blocker
*spyware
*grayware
6.Which two characteristics describe a worm? (Choose two.)
Executes when software is run on a computer.
*Is self-replicating.
Hides in a dormant state until needed by an attacker.
Infects computers by attaching to software code.
*Travels to new computers without any intervention or knowledge of the user.
7.An employee for a small company inadvertently allows a visitor to see their username and password. At home, the visitor then uses this information to gain access to the company network. This is an example of what type of threat?
man-in-the-middle
phishing
physical
*social engineering
spoofing
8.Which is the best procedure to secure a laptop left at the office while the user is away for an extended period of time?
Secure by a security cable wrapped around the leg of the user's desk.
Put the laptop in a desk drawer in the locked office of the user.
*Place the laptop in a locked security cage designed to store computer equipment.
Place the laptop in the office of the supervisor.
9.Where is the safest place to store backups?
portable lock box
locked telecommunications room
locked server room
*offsite secure facility
10.What is the best method for a company to secure data being transmitted across the Internet between remote sites?
Use plain text in an e-mail.
Use a shared server with an encrypted password on the file.
Use computers secured with smartcard authentication.
*Use a VPN connection.
11.Which threat to security uses traffic from zombie computers to overwhelm servers?
DoS
*DDoS
phishing
spoofing
SYN flood
12.Which two statements are true about username and password standards? (Choose two.)
*The username naming convention should be kept simple.
Usernames should expire periodically.
The passwords should be kept simple and easy to remember.
*Rules about password expiration and lockout should be defined.
BIOS passwords should be given to users to enable them to configure their computer.
13.When setting up a new wireless access point, which basic security measure should be taken?
*Disable SSID broadcast.
Enable SSID broadcast.
Broadcast the default SSID.
Broadcast a unique SSID.
14.What must be done to ensure that the anti-virus software on a computer is able to detect and eradicate the most recent viruses?
*Download the latest signature files on a regular basis.
Schedule a scan once a week.
Schedule anti-virus updates using Windows Task Manager.
Follow the firewall configuration guidelines on the anti-virus manufacturer website.
15.Which two items can be downloaded from the Microsoft website to help protect Windows XP? (Choose two.)
ROM upgrades
*service packs
*security patches
BIOS upgrades
DirectX updates
16.A bank is upgrading the hard drives in a server. What should be done to the old hard drives to permanently remove any confidential data?
Delete the files containing the confidential data.
Reformat the hard drives.
Expose the hard drives to ultraviolet light.
*Destroy the hard drives with a hammer.
17.A technician has downloaded the latest Windows XP updates from the Microsoft website. What should the technician do before installing the updates?
*Create a restore point.
Manually update the Last Known Good Configuration.
Reinstall the anti-virus software.
Change the firewall rules to enable the installer to access port 8900 of the Microsoft server.
18.Which best practice should be included in a password protection policy?
Encourage users to document passwords in a personal file.
Enforce password protection at the BIOS level.
*Implement lockout rules upon consecutive unsuccessful attempts at accessing the system.
Restrict passwords to text-based strings.
19.An attacker claiming to be a bank representative contacts a potential victim via e-mail and requests disclosure of vital account information. Which security attack is being implemented?
adware
*phishing
spyware
trojan
20.Which type of software is downloaded onto the computer of a user without the knowledge of the user and causes information about various products to be displayed on the user's monitor?
*adware
free software
grayware
spyware
21.A financial organization is donating computers to a local charity. What is the best method to remove all data from the hard drives in the computers?
Delete the hard drive partitions and reformat the hard drive.
Reformat the hard drive and then reload an operating system on the reformatted drive.
Delete the hard drive partition and let the new owner reformat and reload the operating system software.
*Use data wiping software and delete any hard drive partitions.
22.Which three security storage features are supported by the TPM hardware module? (Choose three.)
*encryption keys
physical access alarm settings
biometric sensor settings
*digital certificates
virus definitions
*passwords
23.An attacker has managed to decode the encrypted messages of a wireless network. The network uses Windows XP and Cisco equipment. The security protocol that is used is WEP with 64-bit encryption. Which action can be recommended to the technician for securing the network?
Advise users to store their network authentication data, such as their passwords, in a secure manner.
Configure Windows update to run automatically, at a convenient time and on a regular basis.
Recover all sensitive data from the computers of the network, destroy their hard drives, and recycle the computers.
*Upgrade to the LEAP wireless security protocol.
24.Which statement accurately describes the WEP standard?
*WEP is a first generation security standard for wireless communication.
WEP is implemented using 16-bit encryption.
WEP provides better encryption and authentication than WPA provides.
WEP was created as a temporary solution until the implementation of 802.11i.
25.A network administrator is looking for a technology that includes both hardware and software authentication. Which technology could the administrator use?
Key Card Module (KCM)
Remote Frequency Module (RFM)
Triggered Frequency Identification Module (TFIM)
*Trusted Platform Module (TPM)
26.What is the preferred wireless encryption technique if the wireless clients support it?
WEP
*WPA
disabling SSID
MAC address filtering
27.Which type of authentication is evidenced by the use of a small chip on a card that contains user identification data such as bank account numbers and digital signatures?
radio frequency identification
*smart card
biometric implant
trusted platform module
IT1 chapter8-ver.4.1
1.Which utility can be used to determine end-to-end connectivity between source and destination?
Ipconfig
Nbstat
Netstat
*Ping
2.A network administrator wants to connect a new building to an existing network using cable that can provide a secure connection and is not susceptible to electrical interference. The new building is approximately 800 meters away from the existing network. Which cable type should the administrator choose?
Category 5 STP
Category 6 UTP
coaxial
*fiber optic
3.Which three factors are reasons to choose a client/server model for a network instead of peer-to-peer? (Choose three.)
The network is small with less than eight users.
*The company network requires secure access to confidential information.
*The users need a central database to store inventory and sales information.
Each user understands how to safely share files across a network.
*The data gathered by the employees is critical and should be backed up on a regular basis.
All employees passed a strict background check as part of the corporate hiring practices.
4.What is the purpose of the device that uses the 198.133.219.43 address?
It is the device that is used to assign an IP address to the computer.
*It is the device that translates domain names to IP addresses.
It is the device that responds to requests for web pages by using the HTTP protocol.
It is the device that connects a particular computer to other networks including the Internet.
5.Which procedure is normally performed when connecting a computer to an Ethernet network for the first time?
Manually assign an IP address.
Configure the NIC for a MAC address.
*Attach a cable that has an RJ-45 connector.
Configure the NIC for a specific network protocol.
6.Which protocol is used to automatically configure network devices?
*DHCP
IPCONFIG
DNS
FTP
7.Which two factors are used to determine the different categories of UTP cabling? (Choose two.)
The distance a signal can travel through the cable.
*The number of twists in the wires inside the cable.
*The number of wires inside the cable.
The type of shielding used inside the cable.
The type of connectors required to terminate the cable.
8.Which protocol lacks support for encryption and can be initiated from a computer command prompt?
HTTP
HTTPS
POP3
SSH
*Telnet
9.Which software must be installed and working correctly on a computer to successfully enable a VPN connection to a remote site?
VPN gateway
web browser
e-mail client
*VPN client
10.Which two characteristics describe Ethernet technology? (Choose two.)
*supported by IEEE 802.3 standards
supported by IEEE 802.5 standards
typically uses an average of 16 Mb/s for data transfer rates
*uses a bus logical topology
uses a ring topology
11.Which wireless IEEE standard operates in a radio frequency of 2.4 GHz and supports a maximum bandwidth of 54 Mbps?
802.11a
802.11b
*802.11g
802.11z
12.Which broadband technology would be recommended for a business that requires workers to access the Internet while visiting customers at many different locations?
ADSL
*cellular
ISDN
VPN
13.Which layer of the OSI model is primarily concerned with accessing the physical media and physical addressing?
Application
*Data Link
Network
Physical
Presentation
14.What is the maximum range a data signal can travel through a 1000BASE-T network segment?
3280 ft (1000 m)
1640 ft (500 m)
984 ft (300 m)
607 ft (185 m)
*328 ft (100 m)
15.Which topology has only one central point of failure, is easy to troubleshoot, and is most commonly implemented in newer networks?
bus
mesh
ring
*star
16.Which term describes the process of adding headers to data as it moves through the layers of the OSI model?
demultiplexing
*encapsulation
encoding
encryption
segmentation
17.Which technique is used to ensure that data from one computer does not collide with data from any other computer in a CSMA/CD network?
Computers receive a token that allows them to send a message. They then pass the token to the next computer.
*Computers listen to the network for clearance to send data.
Each computer that is connected to the network transmits data on a different frequency.
Each time slot on the network is allocated to a different computer. A computer can only transmit in the allocated time slots.
18.Which device enables computers to be attached to a network without segmenting the network?
bridge
*hub
router
switch
19.Refer to the exhibit. Which type of network cable is shown?
10BASE5
10BASE-T
Category 5 UTP
Category 6 STP
*fiber-optic
20.Which network topology will allow all devices to continue to communicate with each other should a network cable fail?
bus
extended star
*mesh
ring
star
21.Which Windows XP command displays the route taken by packets crossing an IP network?
iproute
netview
nslookup
ping
*tracert
22.A company is investigating the use of an ISDN service to act as backup for the ASDL service they use to communicate with branch offices. They discover that the ISDN BRI service uses two 64 kb/s B channels. Which function do the B channels perform?
perform basic addressing
pass control information
*carry the data stream
broadcast timing data
23.Which digital technology provides an upstream speed that is typically less than the downstream speed?
*ADSL
HDSL
IDSL
SDSL
24.A technician is configuring a computer to send print jobs to a network printer. When the technician sends a test print to the printer, the print job fails. The technician tries to ping the network printer, but the technician suddenly remembers a change in Windows that is hampering the troubleshooting process. What change might this be?
*The Windows firewall stops pings.
The Windows firewall has network printing disabled by default.
The computer requires a special driver in order to perform network printing.
The network interface card requires a special Windows password to perform network printing.
25.A student brings a laptop to a school that has wireless access. The laptop is not connecting to the school network. What is the first thing that the student should check?
the laptop battery level
the IP address that is assigned to the laptop
the power level of the wireless antenna
*the available wireless networks within range
the distance from the school-owned wireless device
26.What is one difference between a network domain and a workgroup?
A workgroup makes use of a controller.
*A domain provides centralized control.
A domain is centralized to a specific location.
A workgroup is easier to manage when many computers are used.
27.A college student is confused. To use online banking, the student types https://www.banking.com, whereas to access the college web page, the student types http://www.college.edu. Why would the two institutions use different protocols?
*The bank encrypts the web page information that is sent and received.
The college uses the .edu domain, which requires the use of HTTP.
The bank always requires a password to see information on the banking web site.
The college must ensure that student records are secure.
28.Which three protocols are associated with e-mail? (Choose three.)
FTP
HTTP
HTTPS
*IMAP
*POP3
*SMTP
29.Which Cisco team can be contacted to help when Cisco equipment is suspected to be counterfeit?
Cisco Internal Contact Team
*Cisco Brand Protection Team
Cisco Sales Team
Cisco Auditing team
Cisco Investigation Team
30.When purchasing Cisco components for a network installation, what are three warning signs that the equipment may be counterfeit? (Choose three.)
*The price is much less than expected.
The sale includes equipment and Cisco support.
The equipment is new and in the original shipping container.
*The equipment appears to be performing at a substandard level.
The equipment was purchased from a Cisco Channel partner.
*The packaging appears to be substandard compared to the packaging of other Cisco purchases.
Ipconfig
Nbstat
Netstat
*Ping
2.A network administrator wants to connect a new building to an existing network using cable that can provide a secure connection and is not susceptible to electrical interference. The new building is approximately 800 meters away from the existing network. Which cable type should the administrator choose?
Category 5 STP
Category 6 UTP
coaxial
*fiber optic
3.Which three factors are reasons to choose a client/server model for a network instead of peer-to-peer? (Choose three.)
The network is small with less than eight users.
*The company network requires secure access to confidential information.
*The users need a central database to store inventory and sales information.
Each user understands how to safely share files across a network.
*The data gathered by the employees is critical and should be backed up on a regular basis.
All employees passed a strict background check as part of the corporate hiring practices.
4.What is the purpose of the device that uses the 198.133.219.43 address?
It is the device that is used to assign an IP address to the computer.
*It is the device that translates domain names to IP addresses.
It is the device that responds to requests for web pages by using the HTTP protocol.
It is the device that connects a particular computer to other networks including the Internet.
5.Which procedure is normally performed when connecting a computer to an Ethernet network for the first time?
Manually assign an IP address.
Configure the NIC for a MAC address.
*Attach a cable that has an RJ-45 connector.
Configure the NIC for a specific network protocol.
6.Which protocol is used to automatically configure network devices?
*DHCP
IPCONFIG
DNS
FTP
7.Which two factors are used to determine the different categories of UTP cabling? (Choose two.)
The distance a signal can travel through the cable.
*The number of twists in the wires inside the cable.
*The number of wires inside the cable.
The type of shielding used inside the cable.
The type of connectors required to terminate the cable.
8.Which protocol lacks support for encryption and can be initiated from a computer command prompt?
HTTP
HTTPS
POP3
SSH
*Telnet
9.Which software must be installed and working correctly on a computer to successfully enable a VPN connection to a remote site?
VPN gateway
web browser
e-mail client
*VPN client
10.Which two characteristics describe Ethernet technology? (Choose two.)
*supported by IEEE 802.3 standards
supported by IEEE 802.5 standards
typically uses an average of 16 Mb/s for data transfer rates
*uses a bus logical topology
uses a ring topology
11.Which wireless IEEE standard operates in a radio frequency of 2.4 GHz and supports a maximum bandwidth of 54 Mbps?
802.11a
802.11b
*802.11g
802.11z
12.Which broadband technology would be recommended for a business that requires workers to access the Internet while visiting customers at many different locations?
ADSL
*cellular
ISDN
VPN
13.Which layer of the OSI model is primarily concerned with accessing the physical media and physical addressing?
Application
*Data Link
Network
Physical
Presentation
14.What is the maximum range a data signal can travel through a 1000BASE-T network segment?
3280 ft (1000 m)
1640 ft (500 m)
984 ft (300 m)
607 ft (185 m)
*328 ft (100 m)
15.Which topology has only one central point of failure, is easy to troubleshoot, and is most commonly implemented in newer networks?
bus
mesh
ring
*star
16.Which term describes the process of adding headers to data as it moves through the layers of the OSI model?
demultiplexing
*encapsulation
encoding
encryption
segmentation
17.Which technique is used to ensure that data from one computer does not collide with data from any other computer in a CSMA/CD network?
Computers receive a token that allows them to send a message. They then pass the token to the next computer.
*Computers listen to the network for clearance to send data.
Each computer that is connected to the network transmits data on a different frequency.
Each time slot on the network is allocated to a different computer. A computer can only transmit in the allocated time slots.
18.Which device enables computers to be attached to a network without segmenting the network?
bridge
*hub
router
switch
19.Refer to the exhibit. Which type of network cable is shown?
10BASE5
10BASE-T
Category 5 UTP
Category 6 STP
*fiber-optic
20.Which network topology will allow all devices to continue to communicate with each other should a network cable fail?
bus
extended star
*mesh
ring
star
21.Which Windows XP command displays the route taken by packets crossing an IP network?
iproute
netview
nslookup
ping
*tracert
22.A company is investigating the use of an ISDN service to act as backup for the ASDL service they use to communicate with branch offices. They discover that the ISDN BRI service uses two 64 kb/s B channels. Which function do the B channels perform?
perform basic addressing
pass control information
*carry the data stream
broadcast timing data
23.Which digital technology provides an upstream speed that is typically less than the downstream speed?
*ADSL
HDSL
IDSL
SDSL
24.A technician is configuring a computer to send print jobs to a network printer. When the technician sends a test print to the printer, the print job fails. The technician tries to ping the network printer, but the technician suddenly remembers a change in Windows that is hampering the troubleshooting process. What change might this be?
*The Windows firewall stops pings.
The Windows firewall has network printing disabled by default.
The computer requires a special driver in order to perform network printing.
The network interface card requires a special Windows password to perform network printing.
25.A student brings a laptop to a school that has wireless access. The laptop is not connecting to the school network. What is the first thing that the student should check?
the laptop battery level
the IP address that is assigned to the laptop
the power level of the wireless antenna
*the available wireless networks within range
the distance from the school-owned wireless device
26.What is one difference between a network domain and a workgroup?
A workgroup makes use of a controller.
*A domain provides centralized control.
A domain is centralized to a specific location.
A workgroup is easier to manage when many computers are used.
27.A college student is confused. To use online banking, the student types https://www.banking.com, whereas to access the college web page, the student types http://www.college.edu. Why would the two institutions use different protocols?
*The bank encrypts the web page information that is sent and received.
The college uses the .edu domain, which requires the use of HTTP.
The bank always requires a password to see information on the banking web site.
The college must ensure that student records are secure.
28.Which three protocols are associated with e-mail? (Choose three.)
FTP
HTTP
HTTPS
*IMAP
*POP3
*SMTP
29.Which Cisco team can be contacted to help when Cisco equipment is suspected to be counterfeit?
Cisco Internal Contact Team
*Cisco Brand Protection Team
Cisco Sales Team
Cisco Auditing team
Cisco Investigation Team
30.When purchasing Cisco components for a network installation, what are three warning signs that the equipment may be counterfeit? (Choose three.)
*The price is much less than expected.
The sale includes equipment and Cisco support.
The equipment is new and in the original shipping container.
*The equipment appears to be performing at a substandard level.
The equipment was purchased from a Cisco Channel partner.
*The packaging appears to be substandard compared to the packaging of other Cisco purchases.
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