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 does the IEEE 802.2 standard represent in Ethernet technologies?






2. If there are potential electrical and/or electromagnetic hazards - what type of media is recommended for backbone cabling?






3. 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?






4. Which 2 options represent Layer 4 addressing?






5. What is the primary purpose of ARP?






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






7. An admin needs a media that can run up to 100m in legth. Which type of media would be best?






8. What are 2 commands used to view a host routing table?






9. What is a protocol that provides connectionless network layer services?






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






11. Which layer supplies services and allows user interface?






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






13. In a connectionless system - What is correct?






14. There are too many broadcasts on switches - what can be done?






15. 2 most commonly used media types in ethernet networks






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






17. What are 2 common characteristics associated w/ dynamic routing protocols?






18. During encapsulation - what happens in the Data Link Layer?






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






20. Statements that describe LAN






21. After an ethernet collision - which device has priority to transmit data?






22. 3 protocols that operate in the application layer






23. Intermediary devices used to implement security between networks






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






25. What can get you to an outside network?






26. 3 terms that define the forms of help available within the Cisco IOS






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






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






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






30. A router interface has been assigned an IP address of 172.16.192.166 with a mask of 255.255.255.248. To which subnet does the IP address belong?






31. What correctly describes a MAC address?






32. What is PDU?






33. Why is flow control used for TCP data transfer?






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






35. What is a default gateway address?

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






37. statements of IP adressing






38. 2 functions of encapsulation






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






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






41. What describes the purpose of default route?






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






43. 3 factors that should be considered when implementing Layer 2 protocols






44. 2 characteristics of clients in data networks






45. What are 2 email components used to forward mail between servers?






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






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






48. If you have an Ethernet Frame w/ a Header - Data and a Trailer. It is a...?






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






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