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






2. 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?






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






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






5. 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?






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






7. 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






8. 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?






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






10. 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?






11. 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






12. 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?






13. 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?






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






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






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






17. 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






18. 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?






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






20. 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?






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






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






23. 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?






24. 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?






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






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






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






28. 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?






29. 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.)






30. 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?






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






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






33. 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






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






35. 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?






36. 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?






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






38. The LAN needs are expanding at the CK corporate office - which is quickly growing. You are instructed to enlarge the area covered by a single LAN segment on the CK network. Which of the following are layer 1 devices that you can use?






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






40. 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






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






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






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






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






45. Which of the following services use TCP?






46. 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.






47. 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?






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






49. 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?






50. 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?







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