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






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






3. A Certkiller switch is configured with all ports assigned to VLAN 2. In addition - all ports are configured as full-duplex FastEthernet. What is the effect of adding switch ports to a new VLAN on this switch?






4. 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?






5. 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.)






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






7. 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






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






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






10. 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?






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






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






14. 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?






15. 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?






16. 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






17. As a Certkiller trainee you are required to set the default gateway on a Cisco switch to the IP address of 192.168.1.115. Which IOS command should you use?






18. 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?






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






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






21. Which of the following services use TCP?






22. 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?






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






24. 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?






25. 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






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






27. CDP is running between two CK devices. What information is supplied by CDP?






28. 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






29. 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?






30. 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






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






32. 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.






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






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






35. In a switched LAN network - What is the Spanning-Tree algorithm used for?






36. You want to upgrade the Certkiller LAN so that all ports operate in full duplex mode. Which statement is true about full-duplex Ethernet when comparing to half-duplex Ethernet?






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






38. With regard to Ethernet media access methods - which of the following are true?






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






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






41. What kind of cable should be used to establish a trunked line between two Catalyst switches?






42. The Certkiller network administrator issues the ping 192.168.2.5 command and successfully tests connectivity to a host that has been newly connected to the network. Which protocols were used during the test?






43. 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






44. ICMP is often used in troubleshooting and verifying network. What statements are true regarding ICMP packets?






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






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






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






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






49. The Certkiller network administrator needs to a switch named CK1 to become the root bridge for a redundant path switched network. What can be done to ensure that CK1 will always assume the role as the root bridge?






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