Test your basic knowledge |

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. 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?






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






3. 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?






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






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






6. While troubleshooting a connectivity problem - the Certkiller network administrator notices that a port status LED on a Cisco Catalyst Series switch is alternating between green and amber. Which condition could this indicate?






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






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






9. While troubleshooting an issue in the Certkiller LAN you notice that a network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement - What is known about the network interface port?






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






11. Certkiller has implemented the use of the Virtual Trunking Protocol (VTP). Which statement below accurately describes a benefit of doing this?






12. CDP is being used trhoughout the CK network. What are two reasons why the CK network administrator would use CDP?






13. What are two characteristics of 'store and forward' switching?






14. You need to perform some initial configuration tasks on a new Certkiller switch. What are the possible trunking modes for this switch port?






15. Which two statements describe the operation of the CSMA/CD access method - which is in use on the Certkiller network?






16. Both the switches and hubs are being utilized within the CK network. Which of the following is true regarding the use of switches and hubs for the network connectivity in this network?






17. 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?






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






19. 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?






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






22. 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






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






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






25. When you compare the differences between half-duplex and full-duplex Ethernet - which of the following characteristics are exclusive to half-duplex?






26. 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?






27. Certkiller is installing IP phones in a new office. The phones and office computers connect to the same device. To ensure maximum throughout for the phone data sessions - the company needs to make sure that the phone traffic is on a different network






28. As the Certkiller network administrator - you are required to have a firmunderstanding of the OSI model. Why does the data communication industry use the layered OSI reference model?






29. Which of the following correctly describe the various functions and virtues of a router?






30. Which OSI layer header contains the address of a destination host that is on another network?






31. 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?






32. when files are transferred between a host and an FTP server - the data is divided into smaller pieces of transmission. As these pieces arrive at the destination host they must be reassembled to reconstruct the original file. What provides for the rea






33. 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?






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






35. Split horizon has been enabled within the Certkiller routed network. Which one of the following statements best explains the split horizon rule?






36. Which fields are included in the TCP header?






37. 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






38. What is the purpose of the spanning-tree algorithm in a switched LAN?






39. Which Layer 4 protocol is used for a Telnet connections between two CK routers?






40. 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?






41. A host computer has been correctly configured with a static IP address - but the default gateway is incorrectly set. Which layer of the OSI model will be first effected by this configuration error?






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






43. What are the switch and bridge port characteristics of a layer two spanning-tree network that is fully converged?






44. 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?






45. Which protocol uses TCP port 443 at layer 4?






46. 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.)






47. Which of the following statements correctly describe the differences between half-duplex and full-duplex Ethernet?






48. 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?






49. 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?






50. At which layer of the OSI model does the protocol that provides the information displayed by the 'show cdp neighbors' command operate?