CCNA-first Semester

66 Questions  I  By Alqubaity
This exam for the first semster in CCNA certificate. ^_^

  
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Question Excerpt

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1.  Which three statements characterize the transport layer protocols? (Choose three.)
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2.  Which OSI layer uses the header information to reassemble the data segments into streams?
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3.  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.
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4.  The Layer 4 header contains which type of information to aid in the delivery of data?
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5.  Which OSI layers offers reliable, connection-oriented data communication services?
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6.  Refer to the exhibit. A web browser running on host PC1 sends a request for a web page to the web server with an IP address 192.168.1.254/24. What sequence of steps will follow in order to establish the session before data can be exchanged?
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7.  A host is transmitting a video over the network. How does the transport layer allow this host to use multiple applications to transmit other data at the same time as the video transmission?
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8.  Refer to the exhibit. Host A uses router A as its default gateway. If host A sends an ICMP echo request to 172.16.10.0, what ICMP response will
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9.  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?
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10.  Which range of port numbers is assigned dynamically to client applications when initiating a connection to the server?
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11.  Refer to the exhibit. How will data files get retrieved from the server?
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12.  How does the transport layer allow a host to maintain multiple, simultaneous communication streams across different applications?
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13.  Which device should be used for routing a packet to a remote network?
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14.  Refer to the exhibit. On the basis of the IP configuration that is shown, what is the reason that Host A and Host B are unable to communicate outside the local network?
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15.  Refer to the exhibit. What is the correct destination socket number for a web page request from Host A to the web server?
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16.  Refer to the exhibit. Which logical topology describes the exhibited network?
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17.  Refer to the exhibit. Which logical topology describes the exhibited network?
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18.  What information is used at each hop to determine where the packet will be forwarded next?
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19.  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 192.168.1.254 belong?
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20.  Examine the graphic with current configurations. Host A in the Clerical office failed and was replaced. Although a ping to 127.0.0.1 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?
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21.  Which three addresses belong to the category of private IP addresses? (Choose three.)
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22.  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 209.165.201.1 to enable the PC to access the Internet?
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23.  As network administrator, what is the subnet mask that allows 510 hosts given the IP address 172.30.0.0?
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24.  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?
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25.  Refer to the exhibit. A host is using NAT to connect to the Internet. Which three IP addresses enable this
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26.  Which three statements are true about network layer addressing? (Choose three.)
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27.  In a Cisco IOS device, where is the startup-configuration file stored?
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28.  While configuring a router, a network technician wants to name the router. Which prompt should the technician see when entering the hostname command?
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29.  What is the result of using the clock rate 56000 command at the serial interface of the router?
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30.  What purpose does a hostname serve on a router?
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31.  Refer to the exhibit. Which two statements describe the information that is represented in the header? (Choose two.)
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32.  Because of a security violation, the router password must be changed. What information can be learned from these configuration entries? (Choose two.) Router(config)# line vty 0 4Router(config-line)# password arj15Router(config-line)# login
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33.  An administrator has made changes to a device. The changes did not have the desired effect. What can the administrator do to restore the configuration saved in NVRAM?
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34.  A user types the enable command. What task can be performed at the privileged EXEC mode?
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35.  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?
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36.  Refer to the exhibit. Which set of devices contains only intermediary devices?
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37.  Refer to the exhibit. The network containing router B is experiencing problems. A network associate has isolated the issue in this network to router B. What action can be preformed to correct the network issue?
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38.  Refer to the exhibit. What is required on host A for a network technician to create the initial configuration on Router1?
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39.  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?
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40.  Which type of media is immune to EMI and RFI? (Choose two.)
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41.  Refer to the exhibit. Each media link is labeled. What type of cable should be used to connect the different devices?
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42.  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?
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43.  Refer to the exhibit. A network technician wants to connect host A to the console of a Cisco switch to initialize the configuration. What type of cable is required for this connection?
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44.  Refer to the exhibit. Cable 1 and cable 2 have the ends wired for specific physical layer requirements. The table lists each segment by number and the cable which has been installed by the network technician between the network components on that segment. From the data given, which segments have the correct cable installed? (Choose three.)
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45.  Which OSI layer manages data segments?
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46.  A user enters http://www.cisco.com/web1.htm in the address line of a browser. Which statement is true about this transaction?
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47.  Which range of port numbers are reserved for services that are commonly used by applications that run on servers?
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48.  Which information is used by the router to determine the path between the source and destination hosts?
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49.  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.)
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50.  Refer to the exhibit. Which Layer 2 protocol could be used inside nework A and network C?
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51.  Which option shows the PDU that contains the Layer 3 source and destination addressing for a packet?
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52.  A technician is setting up a workgroup for six users and wants to allow users to share files without setting up a server. Which application layer protocol will provide for peer-to-peer file sharing in a workgroup?
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53.  Which device should be used for enabling a host to communicate with another host on a different network?
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54.  Refer to the exhibit. Assume all devices are using default configurations. How many subnets are required to address the topology that is shown?
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55.  Refer to the exhibit. When computer A sends a frame to computer D, what computers receive the frame?
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56.  Which topology represents a collision-free environment?
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57.  Refer to the exhibit. Communication for hosts X and Y is restricted to the local network. What is the reason for this?
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58.  Which option shows how a router will route packets to a remote network?
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59.  Refer to the exhibit. What two facts can be determined about the exhibited topology? (Choose two.)
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60.  Refer to the exhibit. Host B attempts to establish a TCP/IP session with host C. During this attempt, a frame was captured at the FastEthernet interface fa0/1 of the San Francisco router. The packet inside the captured frame has the source IP address 10.10.1.2, and the destination IP address is 10.31.1.20. What is the destination MAC address of the frame at the time of capture?
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61.  Refer to the exhibit. A router, whose table is shown, receives a packet that is destined for 192.168.1.4. How will router treat the packet?
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62.  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?
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63.  A network administrator subnets the network 192.168.1.0/24 into four subnets. Which option correctly addresses Router1 and host A into the second subnet created?
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64.  Which subnet mask will allow 2040 hosts per subnet on the IP network 10.0.0.0?
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65.  An organization has been assigned network ID 10.10.128.0 and subnet mask 255.255.224.0. Which IP address range can be used for this organization?
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66.  What is true regarding network layer addressing? (Choose three.)
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