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. 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






2. 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?






3. 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?






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






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






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






7. Which of the following devices can the Certkiller network administrator use to segment the LAN?






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






9. 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






10. 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?






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






12. You are experiencing intermittent issues relating to congestion within the Certkiller network. What are the possible causes of congestion on this LAN?






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






14. 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






15. As a network Admin - you will need to decide on the appropriate network devices to use. Which of the following correctly describes the roles of the devices in a WAN?






16. You have set up an Internet based FTP server - where people can upload and download files. In terms of the OSI model - What is the highest layer used during the FTP sessions.






17. 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?






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






19. 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?






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






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






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






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






24. Which of the following can lead to the contribution of LAN traffic congestion?






25. 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?






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






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






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






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






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






31. Which of the protocols below - operates at Layer 2 of the OSI model - and is used to maintain a loop-free network?






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






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






34. A Certkiller Ethernet switch receives a unicast frame with a destination MAC that IS listed in the switch table. What will this switch do with the frame?






35. 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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36. Which of the following services use TCP?






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






38. 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?






39. Which two of the following values does STP take into consideration when it elects the root bridge?






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






41. While troubleshooting a network connectivity problem - a Certkiller technician observes steady link lights on both the workstation NIC and the switch port to which the workstation is connected. However - when the ping command is issued from the works






42. Which fields are included in the TCP header?






43. At which OSI layer is a logical path created between two host systems named CK1 and CK2 on the Certkiller LAN?






44. 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?






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






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






47. 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






48. 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?






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






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