Kamis, 09 Februari 2012

kunci jawaban Practice Final Exam


Refer to the exhibit. Which set of devices contains only intermediary devices?
Which three IPv4 addresses represent a broadcast for a subnet? (Choose three.)

Refer to the exhibit. The diagram represents the process of sending email between clients. Select the list below that correctly identifies the component or protocol used at each numbered stage of the diagram.
Which memory contents will change as a result of using the Router# erase startup-config command on a router?
As network administrator, what is the subnet mask that allows 510 hosts given the IP address
What are two characteristics of the data link layer? (Choose two.)
Which statement is true about the ICMP protocol?
A user types the enable command. What task can be performed at the privileged EXEC mode?
Which statement is true about router hostnames?

Refer to the exhibit. At which OSI layer is serial interface 0/0/1 experiencing problems?
What are three characteristics of CSMA/CD? (Choose three.)
If an administrator wished to return a router to the default state, what additional step must be taken after issuing the command erase start-up config?
Which three statements are true about network layer addressing? (Choose three.)
A network administrator wants to restrict access to the router privileged EXEC mode. Which password should the administrator use?

Refer to the exhibit. What is required on host A for a network technician to create the initial configuration on Router1?

Refer to the exhibit. A user wants to access the Internet from the PC. A part of the running configuration of the router is shown. Which default gateway IP address should be configured at the PC to enable this access?

Refer to the exhibit. Host X is unable to communicate with host Y. Which command can be run at host X to determine which intermediary device is responsible for this failure?
Which device should be used for routing a packet to a remote network?
What is the result of using the clock rate 56000 command at the serial interface of the router?
A network administrator is asked to design a new addressing scheme for a corporate network. There are 60 users in the main office, 40 users in the branch office, 28 users in manufacturing, 12 in the sales office, and 4 users in the research office. Which VLSM addressing scheme that uses the network will fulfill the requirements while wasting the fewest addresses?

Refer to the exhibit. Host A wants to access the Internet. Which combination of a Layer 2 address and a Layer 3 address will enable this access from host A?

Refer to the exhibit. Which two facts can be determined about the topology? (Choose two.)
Which OSI layer uses the header information to reassemble the data segments into streams?

Refer to the exhibit. The PC, the routing table of which is displayed, is configured correctly. To which network device or interface does the IP address belong?
By using the ipconfig command, a network administrator determines that a workstation has the address with 29 bits set in the subnet mask. To what network does the workstation belong?

Refer to the exhibit. The NAT functionality of the router is enabled to provide Internet access to the PC. However, the PC is still unable to access the Internet. Which IP address should be changed to to enable the PC to access the Internet?

Refer to the exhibit. The serial interface of the router was configured with the use of the commands that are shown. The router cannot ping the router that is directly connected to interface serial 0/0/0. What should the network technician do to solve this problem?

Refer to the exhibit. A network administrator is troubleshooting a link that is down between Router1 and Router2. To correct the problem, which wire pairs need to be switched on one of the Ethernet cable ends?

Refer to the exhibit. Host B was powered off. What change will occur in the MAC table of the switch?
A network technician is tasked with setting up a network for six users, but the users should be able to use their accounts to log on from any of the six computers. What type of network should be used?

Examine the graphic with current configurations. Host A in the Clerical office failed and was replaced. Although a ping to was successful, the replacement computer cannot access the company network. With proxy ARP disabled on the Fa0/0 interface of the New York router, what is the likely cause of the problem?

Refer to the exhibit. An administrator on PC1 wants to view some HTML code from a web page housed on the web server. Which client application will allow this request to be started?
What is the Cisco IOS?

Refer to the exhibit. A network technician has made several changes to R1 since the configuration has last been saved. The modified configuration did not produce the desired changes. The technician wants to store a backup copy of the saved configuration on a TFTP server before reloading. Which action will cause the unmodified data to be saved on the TFTP server?
Which physical connector type is used for a serial V.35 connection to the CSU/DSU?

Refer to the exhibit. Host A sends a frame to host C with a destination MAC address CC. The MAC address for host C is not in the MAC table of switch SW1. How will SW1 handle the frame?

Refer to the exhibit. Which Layer 2 protocol could be used inside nework A and network C?
The Layer 4 header contains which type of information to aid in the delivery of data?
A network has grown too large for technicians to configure network addresses and hosts files for name resolution. Which two application layer services should be added to the server to allow these needs to be satisfied dynamically? (Choose two.)
Which OSI layer uses a connection-oriented protocol to ensure reliable delivery of data?
Which fiber connector supports full-duplex Ethernet?

Refer to the exhibit. The headers added at each layer are shown. Which layer adds the destination and source process numbers to ensure that data is delivered to the correct application?

Refer to the exhibit. Which logical topology describes the exhibited network?

Refer to the exhibit. A technician uses the nslookup command on the PC and views the output that is displayed in the exhibit. What is the IP address of the primary domain name server used by the host?
While configuring a router, a network technician wants to name the router. Which prompt should the technician see when entering the hostname command?

Refer to the exhibit. The host was disconnected from switch 2 and connected to switch 1. Which combination of IP address, subnet mask, and default gateway should be assigned to this host to allow it to function in the network?

Refer to the exhibit. Which option shows the correct topology given the configuration of Router1?

Refer to the exhibit. A PC is connected to a network. Which action will verify that the PC can communicate with its default gateway?
What information is contained in the header of Layer 3 to help data delivery?

Refer to the exhibit. A web browser is running on host PC1 with an IP address A dynamic port number of 49152 is assigned to the browser. The browser sends a request for a web page to the web server with an IP address Which statement is true?
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