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 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






2. 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






3. 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?






4. 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?






5. 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?






6. Two stations on the Certkiller LAN transmit at the same time - resulting in a collision. What happens when a collision occurs on the network?






7. 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.






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






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






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






11. 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?






12. 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?






13. 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?






14. 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?






15. 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?






16. 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






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






18. 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?






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






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






21. 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?






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






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 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






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






26. 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?






27. 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?






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






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






30. Although TCP segments are similar to UDP segments - TCP packets contains some additional fields. Which of the following are found in a TCP header - but not in a UDP header?






31. 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?






32. 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?






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






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






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. 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?






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






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






39. On a half-duplex Ethernet LAN - two hosts attempt to send data simultaneously - resulting in a collision. Following this collision - what will the hosts do?






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






41. 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






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






43. Which fields are included in the TCP header?






44. 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.)






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






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






47. 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?






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






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






50. 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