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Nt1210 Exam

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NT1210 Exam 1 Study Guide.

1. Approximately how many bytes are in a kilobyte (KB)?megabyte(MB)?
2. What are the parts of the hard drive?
3. How are voice communications converted to digital signals?
4. What does compression do to video files?
5. In this sample Web address,http://www.itt-tech.edu which part identifies the protocol being used?
6. Is the Internet one centrally controlled and managed network?
7. What manages peripheral devices on your computer?
8. What network topologies suffer from a single point of failure?
9. Define a networking standard?
10. What standards-setting body sets de facto standards?
11. Why is the TCP/IP model divided into layers?
12. What do routers do?
13. What is “encapsulation” when talking about data?
14. In TCP/IP networks, how are nodes identified layer 2 and layer 3?
15. Define the Physical Layer?
16. What is the result of the Wi-Fi Alliance’s input on how wireless devices act?
17. Frames are associated with the Layer of the TCP/IP and OSI models.
18. How do LANs and WANs differ on the way they use to send data?
19. Why is it important to understand alternating current when learning about networks?
20. What causes full duplex to transmit and receive simultaneously?
21. What does attenuate mean when describing data signals?
22. What is an RJ-45 used for on networks?
23. Which type of fiber is better for longer distances? Why?
24. 802.11g is for what type of technology?
25. What is CSMA/CA used for in WLANS?
26. In a typical LAN, what technology or media is used for distance?(ie between buildings)
27. In which of the following situations would you use shielded twisted-pair cabling instead of unshielded twisted pair?
28. Which of the following would require a straight-through cable?
29 Based on the graphic, what type of cabling would probably be the best to run across the factory

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