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. What are two characteristics of 'store and forward' switching?






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






3. 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.






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






5. 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?






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






7. 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?






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






9. 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






10. 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?






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






12. 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






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






14. 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?






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






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






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






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






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






21. Both the switches and hubs are being utilized within the CK network. Which of the following is true regarding the use of switches and hubs for the network connectivity in this network?






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






23. 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?






24. Which of the following services use TCP?






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






26. 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?






27. 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?






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






29. 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






30. 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?






31. 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






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






33. Which fields are included in the TCP header?






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






35. An administrator would like to configure a switch over a virtual terminal connection from locations outside of the local LAN. Which of the following are required in order for the switch to be configured from a remote location?






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






38. 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?






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






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






41. 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?






42. 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?






43. 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






44. 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?






45. 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?






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






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






48. Why is full-duplex Ethernet superior to its single-duplex counterpart?






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






50. 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?