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Subjects : cisco, it-skills, ccna
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Two buildings on the London campus of a CK corporation must be connected to use Ethernet with a bandwidth of at least 100 Mbps. CK is concerned about possible problems from voltage potential differences between the two buldings. Which media type shou






2. Why is full-duplex Ethernet superior to its single-duplex counterpart?






3. You unsuccessfully try to ping the Internet from the PC host on the LAN. During the troubleshooting process - you enter the 'show ip nat translations' command but the output is blank. What is the most likely cause of the problem?






4. Which of the protocols below use TCP at the transport layer?






5. CK1 is a switch in the Certkiller network. Why will CK1 never learn the broadcast address?






6. While troubleshooting a connectivity problem on the network - you issure the ping command from your PC command prompt - but the output shows 'request times out' At which OSI layer is this problem associated with?






7. Which of the following are types of flow control?






8. You are the administrator of the Certkiller LAN and you have been reviewing error logs of networking devices and notice a large number of errors associated with several MAC addresses. You suspect that some of the errors are being generated by the rou






9. The CK network administrator needs to determine what LAN devices to install on the CK network. What are two advantages of using Layer 2 Ethernet switches over hubs?






10. By default - which of the following factors determines the spanning-tree path cost?






11. Which of the following correctly describe steps in the OSI date encapsulation process?






12. When a switch port is used as a VLAN trunk - which of the following trunk modes are valid?






13. Network equipment supporting the use of flow control mechanisms has been recently installed in the CK network. What is the purpose of flow control in a data network?






14. You download a file from an FTP site on the Internet. What is the highest layer in the OSI model used in this FTP operations?






15. A Certkiller technician is troubleshooting connectivity problems between two routers that are directly connected through the serial line. The technician notices that the serial line is up but cannot see any neighbors displayed in the output of the sh






16. The Certkiller corporate LAN consists of one large flat network. You decide to segment this LAN into two separate networks with a router. What will be the affect of this change?

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17. Which of the following commands would be applied to a WAN interface - but not on LAN Interface?






18. You need to describe the various types of flow control to your co-workers. Which of the following are types of flow control that can be used in a network?






19. Which IOS user EXEC command will allow a network technician to determine which router in the path to an unreachable network host should be examined more closely for the cause of the network failure?






20. A new switch is installed in the Certkiller network. This switch is to be configured so that VLAN information will be automatically distributed to all the other Cisco Catalyst switches in the network. Which of the conditions below have to be met in o






21. Although TCP segments are similar to UDP segments - TCP packets contains some additional fields. Which of the following are found in a TCP header - but not in a UDP header?






22. Which of the following are true of Ethernet technology?






23. Which one of the following characterisitcs is true regardigin the use of the hubs and switches?






24. The corporate head office of Certkiller has a teleconferencing system that uses VOIP (voice over IP) technology. This system uses UDP as the transport for the data transmissions. If these UDP datagrams arrive at their destination out of sequence - wh






25. When comparing and contrasting the similarities and differences between bridges and switches - which of the following are valid statements?






26. Which three statements are true about the operation of a full-duplex Ethernet network - which is being used in the Certkiller LAN?






27. Acknowledgements - sequencing - and flow control are functions that are handled by which layer of the OSI model?






28. You want to influence the root bridge selection within the Certkiller LAN. Which two values are used by spanning tree protocol to elect a root bridge? (Choose two.)






29. Which layer of the OSI reference model is responsible for ensuring reliable end to end delivery of data?






30. A receiving host has failed to receive all of the segments that it should acknowledge. What can the host do to improve the reliability of this communication session?






31. The system LED is amber on a new Certkiller Catalyst 2950 series switch. What does this indicate?






32. Certkiller users have noticed extremely slow network performance - intermittent connectivity - and connection losses. After entering the 'show interfaces' command - you notice that the Ethernet interface is configured as 100 Mbps full-duplex and that






33. As a CCNA candidate - you will be expected to know the OSI model very well. Which of the following are associated with the application layer (layer 7) of the OSI model?






34. Which three of the protocols below belong to the application layer? (Select three answer choices)






35. You are logged into a router and wish to view the layer 3 information about your neighboring Cisco routers. What IOS command gives layer 3 information for of the directly connected router interfaces?






36. Which of following VLAN frame encapsulation types are configurable on a Cisco switch?






37. The Certkiller LAN is upgrading all devices to operate in full duplex. Which statement is true about full-duplex Ethernet in comparison to half-duplex Ethernet?






38. Cisco is the leader in the router market space. What basic functions do their routers perform in a network?






39. Which of the following are spanning tree port states?






40. Some of the older Certkiller switches store the entire frame before forwarding it to the destination. What are two effects on network performance of configuring a switch to do this?






41. Which line from the output of the show ip interface command indicates that there is a Layer 1 problem?






42. On a half-duplex Ethernet LAN - two hosts attempt to send data simultaneously - resulting in a collision. Following this collision - what will the hosts do?






43. As a CCNA candidate - you must know the various layers of the OSI model. At which layers of the OSI model do Wide Area Networks operate in?






44. Assuming you build networks to exact specifications - What is the recommended maximum length a 10BaseT cable can be before it has to be segmented or repeated?






45. In which circumstance are multiple copies of the same unicast frame likely to be transmitted in the Certkiller Switched LAN?






46. What is the IEEE standard associated with Gigabit Ethernet?






47. A network administrator needs to force a high-performance switch that is located in the MDF to become the root bridge for a redundant path switched network. What can be done to ensure that this switch assumes the role of the Root Bridge?






48. You need to perform some initial configuration tasks on a new Certkiller switch. What is the purpose of assigning an IP address to a switch?






49. A network administrator wants to control which user hosts can access the network based on their MAC address. What will prevent workstations with unauthorized MAC addresses from connecting to the network through a switch?






50. Which OSI layer is associated with the following: The acknowledgment of transmissions - sequencing - and flow control across a network?







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