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. When do changes take effect in a Cisco router?






2. Which transport layer protocol provides low overhead and is used for applications that do not require reliable data delivery?






3. Which characteristics describe fiber optic cable?






4. What can be a problem that is reduced by adding end-to-end addressing?






5. Which 2 options represent Layer 4 addressing?






6. What is an effect of improperly applying a network cable connector?






7. Which combination of keys can be used to interrupt a ping or traceroute process?






8. What is a drawback of the CSMA/CD access method?






9. What are key considering factors when grouping hosts into common networks?






10. During a TCP session - if packets arrive out of order - what will happen?






11. In an IPv4 environment - what information is used by the router to forward data packets from one interface of a router to another?






12. Default Gateway is incorrect on the host - What is the impact on the communications?






13. 3 statements of media acess control






14. What is the role of MTA in handling email?






15. What connectors are commonly associated w/ Cisco's V.35 serial cables?






16. What causes crosstalk within cable pairs when using UTP?






17. What is the function of the DLL?






18. If you have a PC - 3 routers and a Laptop... How many unique CRC calculation will take place as traffic routes from the PC to the Laptop?






19. What is the purpose of a default gateway?






20. What would be the response displayed after pinging 127.0.0.1 and there is a 0 packet transmission?






21. What layer encapsulates segments into packets?






22. Which IP packet field will prevent endless loops?






23. What info is found in the TCP and UDP header info?






24. After a browser makes a request to a web server in the standard port - what will be the port number in the TCP header?






25. What 2 type of cables would most commonly be used for new runs?






26. In a connectionless system - What is correct?






27. Where is the IOS file stored at?






28. What type of network cable is used between a terminal and a console port?






29. Host1 is in the process of setting up a TCP session with Host2. Host1 sent a SYN message to begin establishment - what happens next?






30. What can you identify when you examine the Network Layer header?






31. What is the primary purpose of Layer 4?






32. What process routers use to determine the subnet network address w/ an IP address and a subnet mask?






33. What is the proper order of the OSI Layers?






34. 3 factors that should be considered when implementing Layer 2 protocols






35. What do you need to use for an initial configuration on a Cisco router?






36. If you have a small network w/ 3 computers...






37. What command will you use to place the router into the correct mode to configure an appropiate interface to connect a LAN?






38. What is the primary funcion of the trailer in the Data Link Layer encapsulation?






39. How many bits make up an IPv4 address?






40. If the router says: 'Switch-East4#' What identifies the CLI mode represented?






41. Which portion of the network layer address does a router use to forward packets?






42. What command is used to change the default name to 'Costas'?






43. 3 characteristics of valid Ethernet Layer 2 addresses






44. Which sublayer of the DLL prepares a signal to be transmitted at the physical layer?






45. What are 2 features of User Diagram Protocol (UDP)?






46. Group of hosts that have identical bit patterns in the high order bits of their addresses






47. Important characteristic of UDP






48. On a ethernet segment - why do hosts that experience a collision use a random delay before attempting to transmit?






49. If you have a full-duplex operational network - what can happen?






50. When is a straight-through cable used in a network?