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 makes fiber preferable to copper for interconnecting buildings?






2. What statements describe the logical token-passing topology?






3. At which layer of the TCP/IP model does ethernet operate?






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






5. What networking devices are recommended to be assigned static IP addresses?






6. What is a characteristic of a single-mode fiber-optic cable?






7. A company is planning to subnet a network w/ 27 hosts. What would be the subnet mask used for this?






8. Where is the IOS file stored at?






9. What device can check for faults - integrity and performance of media?






10. What is an automated service that matches resource names w/ required IP addresses?






11. What kind of problems are caused by excessive broadcast traffic on network segments?






12. 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?






13. How many host addresses can be assigned to a subnetwork when using the 130.68.0.0 network address w/ a subnet mask of 255.255.248.0?






14. 2 characteristics of clients in data networks






15. What are 3 common problems w/ large networks?






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






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






18. To make a console connection from a comp to a Cisco router - what cable should be used?






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






20. If there is a graphic representation of a company network wiring and equipment - What is this called?






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






22. What do the intermediary devices in the network do?






23. Which IP packet field will prevent endless loops?






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






25. What information is added during encapsulation at OSI Layer 3?






26. Which layer supplies services and allows user interface?






27. What is the purpose of the preamble in an ethernet frame?






28. If you want to connect 4 hosts in a home network - what would be the best deviced to be used?






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






30. When destination network is not in the routing table - What are 2 actions the router might take?






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






32. What is the purpose of the TCP/IP Network Application Layer?






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






34. When a device is moved from one network to the other...?






35. What is the primary function of encapsulating packets into frames?






36. 2 most commonly used media types in ethernet networks






37. What is dinamically selected by the source host when forwarding data?






38. Which device is used to create or divide broadcast domains?






39. What method of signal transmission uses radio waves to carry signals?






40. What are 3 pieces of info about a route contained in a routing table?






41. 3 properties of peer-2-peer applications






42. 3 primary functions of the data link layer encapsulation






43. Which 2 options represent Layer 4 addressing?






44. What determines the method of media access control?






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






46. Given IP 172.16.134.64 and S/M 255.255.255.224 - this IP is an...?






47. When a network service fails - which port is most often used to access a router for management purposes?






48. After a routers ends its boot sequence - the admin wants to check the routers config. From the EXEC mode - which commands can the admin use?






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






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