CCNA 2 Final

25 Questions  I  By E2D3
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  • 1. 
    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?
    • A. 

      FTPS

    • B. 

      HTTP

    • C. 

      HTTPS

    • D. 

      WEP2

    • E. 

      TFTP


  • 2. 
    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?
    • A. 

      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

    • B. 

      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

    • C. 

      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

    • D. 

      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


  • 3. 
    Which two commands ensure that any password that permits access to the privileged EXEC mode is not shown in plain text when the configuration files are displayed? (Choose two.)
    • A. 

      Router(config)# enable secret cisco

    • B. 

      Router(config)# enable cisco

    • C. 

      Router(config)# encryption-password all

    • D. 

      Router(config)# enable login encrypted

    • E. 

      Router(config)# enable password encryption

    • F. 

      Router(config)# service password-encryption


  • 4. 
    A new network is to be configured on a router. Which of the following tasks must be completed to configure this interface and implement dynamic IP routing for the new network? (Choose three.)
    • A. 

      Select the routing protocol to be configured

    • B. 

      Assign an IP address and subnet mask to the interface

    • C. 

      Update the ip host configuration information with the device name and new interface IP address.

    • D. 

      Configure the routing protocol with the new network IP address.

    • E. 

      Configure the routing protocol with the new interface IP address and subnet mask

    • F. 

      Configure the routing protocol in use on all other enterprise routers with the new network information


  • 5. 
    How does TCP ensure the reliable transfer of data?
    • A. 

      If data segments are not received from the source, the destination requests that the segments be resent

    • B. 

      If an acknowledgment of the transmitted segments is not received from the destination in a predetermined amount of the time, the source resends the data.

    • C. 

      TCP uses the SYN-ACK portion of the three-way handshake to ensure that all data has been received

    • D. 

      The TCP Protocol Interpreter process verifies the transmitted data at source and destination.


  • 6. 
    A network administrator is asked to design a system to allow simultaneous access to the Internet for 250 users. The ISP for this network can only supply five public IPs. What can be used to accomplish this task?
    • A. 

      Routable translation

    • B. 

      Dynamic translation

    • C. 

      Static translation

    • D. 

      Port address translation


  • 7. 
    What is the most commonly used exterior routing protocol?
    • A. 

      BGP

    • B. 

      RIP

    • C. 

      OSPF

    • D. 

      EIGRP


  • 8. 
    Refer to the exhibit. The network administrator needs to configure the router with a name. Which command will the administrator use to configure the router name?
    • A. 

      Router# ip hostname Boise

    • B. 

      Router# enable hostname Boise

    • C. 

      Router(config-line)# name Boise

    • D. 

      Router(config)# hostname Boise

    • E. 

      Router(config)# ip hostname Boise


  • 9. 
    Why are port numbers included in the TCP header of a segment?
    • A. 

      To indicate the correct router interface that should be used to forward a segment

    • B. 

      To identify which switch ports should receive or forward the segment

    • C. 

      To determine which Layer 3 protocol should be used to encapsulate the data

    • D. 

      To enable a receiving host to forward the data to the appropriate application

    • E. 

      To allow the receiving host to assemble the packet in the proper order


  • 10. 
    What is the purpose of the routing process?
    • A. 

      To encapsulate data that is used to communicate across a network

    • B. 

      To select the paths that are used to direct traffic to destination networks

    • C. 

      To convert a URL name into an IP address

    • D. 

      To provide secure Internet file transfer

    • E. 

      To forward traffic on the basis of MAC addresses


  • 11. 
    Which two statements are true about the use of the debug ip rip command on a Cisco router? (Choose two.)
    • A. 

      The debug ip rip command displays RIP routing activity in real time

    • B. 

      The debug ip rip command can be issued at the user EXEC configuration mode.

    • C. 

      The debug ip rip command displays a combination of the information that is displayed by the show ip route and show ip protocols commands

    • D. 

      Because of router processor usage, the debug ip rip command should be used only when necessary

    • E. 

      The debug ip rip command should be used instead of the show ip route command whenever possible


  • 12. 
    What minimum configurations must be set on a host to allow a request to be sent to http://www.cisco.com/? (Choose four.)
    • A. 

      DNS Server

    • B. 

      WINS Server

    • C. 

      IP address

    • D. 

      NetBIOS

    • E. 

      Subnet mask

    • F. 

      Default gateway


  • 13. 
    A Catalyst 2960 switch has been taken out of storage to be used as a temporary replacement for another switch that needs to be repaired. About a minute after the switch has started, the SYST LED on the front of the switch transitions from blinking green to amber. What is the meaning of the amber SYST LED?
    • A. 

      The switch has no configuration file in NVRAM

    • B. 

      The switch has failed POST and must be sent for service

    • C. 

      The switch is functioning properly

    • D. 

      The switch is in half-duplex mode


  • 14. 
    Refer to the exhibit. Which combination of cables and symbols is correct?
    • A. 

      A - crossover, B - straight-through, C - straight-through

    • B. 

      A - crossover, B - rollover, C - straight-through

    • C. 

      A - straight-through, B -crossover, C - straight-through

    • D. 

      A - straight-through, B -straight-through, C - straight-through

    • E. 

      A - straight-through, B - straight-through, C - crossover

    • F. 

      A - rollover, B - straight-through, C - straight-through


  • 15. 
    After an unsuccessful ping to the local router, the technician decides to investigate the router. The technician observes that the lights and fan on the router are not operational. In which layer of the OSI model is the problem most likely occurring?
    • A. 

      Transport

    • B. 

      Network

    • C. 

      Data link

    • D. 

      Physical


  • 16. 
    What are three characteristics of the TCP protocol? (Choose three.)
    • A. 

      Exchanges datagrams unreliably

    • B. 

      Is used to send IP error messages

    • C. 

      Forces the retransmission of unacknowledged packets

    • D. 

      Creates a virtual session between end-user applications

    • E. 

      Carries the IP address of the destination host in the TCP header

    • F. 

      Is responsible for breaking messages into segments and reassembling them at their destination


  • 17. 
    Refer to the exhibit. The network shown is connected using services from the same ISP. How will the Fohi router dynamically learn routes to the 192.168.16.16/28, 192.168.16.32/28, and 192.168.16.64/28 subnetworks?
    • A. 

      With BGP

    • B. 

      With a static route

    • C. 

      With a directly connected route

    • D. 

      With an interior routing protocol


  • 18. 
    Refer to the exhibit. Which type of UTP cable should be used to connect Host A to Switch1?
    • A. 

      Rollover

    • B. 

      Console

    • C. 

      Crossover

    • D. 

      Straight-through


  • 19. 
    When customers use credit cards to make purchases at a small business, a modem is heard dialing a telephone number to transfer the transaction data to the central office. What type of WAN serial connection is in use?
    • A. 

      Leased line

    • B. 

      Packet switched

    • C. 

      Circuit switched

    • D. 

      Point to point


  • 20. 
     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?
    • A. 

      Enter an IP address into the WWW browser address bar to see if DNS is at fault

    • B. 

      Use traceroute to identify the device along the path to the ISP that may be at fault

    • C. 

      Verify the IP address, subnet, and gateway settings using ipconfig on the PC

    • D. 

      Connect to the user home router to check firewall settings for blocked TCP ports


  • 21. 
    A ping 192.1.1.20 command is issued on workstation A to determine if workstation B can be reached. What events will occur if this command is successful? (Choose two.)
    • A. 

      The router will block the ping request message

    • B. 

      The router will reply to the echo request with a proxy ping response

    • C. 

      Workstation A will send a UDP ping request message to workstation B

    • D. 

      Workstation B will send a UDP ping reply message to workstation A

    • E. 

      Workstation A will send an ICMP echo request message to workstation B.

    • F. 

      Workstation B will send an ICMP echo reply message to workstation A.


  • 22. 
    How does a router know of paths to destination networks? (Choose two.)
    • A. 

      Inspection of the destination IP address in data packets

    • B. 

      ARP requests from connected routers

    • C. 

      Manual configuration of routes

    • D. 

      Updates from other routers

    • E. 

      DHCP information broadcasts

    • F. 

      Updates from the SMTP management information base


  • 23. 
    Refer to the exhibit. Which two statements describe the data conversation shown? (Choose two.)
    • A. 

      The data conversation was started by the HTTP application process running on the client

    • B. 

      The data conversation is identified by TCP port 80 on the client

    • C. 

      The user started the data conversation by sending an e-mail.

    • D. 

      The IP address of the Internet server is 192.168.17.43 .

    • E. 

      The Internet server will send data to port 8547 on the client.


  • 24. 
    What is one purpose of the TCP three-way handshake?
    • A. 

      Sending echo requests from the source to the destination host to establish the presence of the destination

    • B. 

      Determining the IP address of the destination host in preparation for data transfer

    • C. 

      Requesting the destination to transfer a binary file to the source

    • D. 

      Synchronizing sequence numbers between source and destination in preparation for data transfer


  • 25. 
    Which type of address is 192.168.17.111/28?
    • A. 

      Host address

    • B. 

      Network address

    • C. 

      Broadcast address

    • D. 

      Multicast address


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