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. Both bridges are switches are being used throughout the CK LAN. Which of the following statements are true regarding bridges and switches in this network?






2. 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






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






4. 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?






5. 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?






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






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






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






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






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






11. 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?






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






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






14. 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?






15. 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






16. 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?






17. The Certkiller network administrator wants to use a router named CK1 to segment the local network. What are some of the advantages of using CK1 to segment the network? (Choose two)






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






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






20. 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?






21. 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?






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






23. 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.)






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






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






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






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






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






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






31. 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?






32. 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?






33. 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






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






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






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






37. You need to configure two Certkiller switches to exchange VLAN information. Which protocol provides a method of sharing VLAN configuration information between these two switches?






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






39. 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?






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. 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?






42. 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






43. 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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44. Which protocol uses TCP port 443 at layer 4?






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






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






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






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






49. 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?






50. Which fields are included in the TCP header?