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. 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?






2. Two buildings on the London campus of a CK corporation must be connected to use Ethernet with a bandwidth of at least 100 Mbps. CK is concerned about possible problems from voltage potential differences between the two buldings. Which media type shou






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






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






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






6. 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?






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






8. 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?






9. 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






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






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






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






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






14. 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?






15. 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?






16. 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.)






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






18. 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






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






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






21. 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?






22. Which fields are included in the TCP header?






23. 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?






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






25. Which of the following services use TCP?






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






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






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






29. The Certkiller LAN is upgrading all devices to operate in full duplex. Which statement is true about full-duplex Ethernet in comparison to half-duplex Ethernet?






30. 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?






31. 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






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






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






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






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






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






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






38. 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.






39. 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?






40. Which of the following are spanning tree port states?






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






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






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






44. 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






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






46. 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?






47. 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?






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






49. You need to perform some initial configuration tasks on a new Certkiller switch. What are the possible trunking modes for this switch port?






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