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






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






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






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






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






8. 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






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






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






11. 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?






12. 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?






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






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






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






16. 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?






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






18. 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?






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






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






21. A Certkiller Ethernet switch receives a unicast frame with a destination MAC that IS listed in the switch table. What will this switch do with the frame?






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






23. 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






24. 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?






25. 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






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






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






28. 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?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


29. 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?






30. 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?






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






32. 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?






33. 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?






34. 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?






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






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






37. 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?






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






39. 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?






40. 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






41. 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?






42. 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?






43. 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?






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






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






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






47. 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






48. 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?






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






50. 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?