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IEG 3310 B

IEG 3310 B. Quiz #1a – Introduction. Page 1. 1. What is not an example of a network?. Transportation network Airline network Computer network Human network None of the above. 2. What is the main purpose of a computer network?.

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IEG 3310 B

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  1. IEG 3310 B Quiz #1a – Introduction Page 1

  2. 1. What is not an example of a network? • Transportation network • Airline network • Computer network • Human network • None of the above

  3. 2. What is the main purpose of a computer network? • To transfer a message from a source to the destination. sharing • Entertainment • Information Exchange • Collaboration • None of the above

  4. 2. What is the main service offered by a computer network? • To transfer a file from a source to the destination. • To transfer a message from a source to the destination. • To set up a voice call between two users. • To support ICQ among a number of users. • None of the above

  5. 3. In the beginning, what are the three main purposes of a computer network? • Resource sharing, information exchange, and collaboration. • 3G: Games, Girls, and Gambling • World-wide-web, FTP, and Email • ICQ, Microsoft Messaging, and Yahoo Search • None of the above

  6. 4. What is the main factor for the popularity of the Internet in the 1990s? • The use of FTP to transfer files. • The use of emails to facilitate communications. • The availability of World-wide-web to facilitate online information publishing. • The use of search engines to search for information. • None of the above.

  7. 5. Currently, what are now the major applications of a computer network? • Resource (e.g., disk) sharing on a local area network • Electronic mail • Web access – Internet, Intranet, and Extranet • Online instant messaging and pee-to-peer file transfer • All of the above

  8. 5. What differentiates a LAN from MAN/WAN? • Speed – LAN has a higher speed • Size – LAN has a shorter distance of connectivity • Ownership – LAN is usually owned by an organization • Access – LAN usually uses simple access protocols without the need of routing • None of the above

  9. 6. What device is used to connect computers in a Wide Area Network? • A repeater or a hub • A switch • A router • A web server • None of the above

  10. 7. Which is NOT a key feature of a computer network? • A computer network must have some forms of topology. • A computer network must run certain kinds of protocols. • A computer network must have switches and routers to connect computers. • A computer network must have at least three computers to be called a network. • None of the above.

  11. 8. Why do we study computer networks? • It is important and has a good career prospect. • It is interesting to know how a network works. • It is the foundation for modern information society. • The concept of protocols is useful to understand how people communicates. • All of the above

  12. Answers • E • B • A • C • B • C • D • E

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