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Chapter 1 - LAN/WAN Networking: An Overview
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Chapter 1 - LAN/WAN Networking: An Overview A Guide To Designing And Implementing Local And Wide Area Networks, 2nd Edition By Michael – Test Bank
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Chapter 1 - LAN/WAN Networking: An OverviewTRUE/FALSE
1. The "W" in WAN stands for wide.
ANS: T PTS: 1 REF: 2
2. Often a LAN ends when there is a change in the communications medium.
ANS: T PTS: 1 REF: 6
3. A single LAN may use only one protocol.
ANS: F PTS: 1 REF: 7
4. LANs and WANs have roots in early telegraph and telephone systems.
ANS: T PTS: 1 REF: 27
5. The Soviets launched the first communications satellite, called Echo.
ANS: F PTS: 1 REF: 12
6. LSI and VLSI chips paved the way for faster and cheaper digital devices, such as computers and
computer terminals.
ANS: T PTS: 1 REF: 15
7. In 1983 the separation of ARPANET and Milnet marked the arrival of the Internet.
ANS: T PTS: 1 REF: 16
8. Bridges can be used to segment LANs into smaller subnetworks to improve performance by isolating
network traffic, isolating network problems, and controlling access to each network.
ANS: T PTS: 1 REF: 22
9. Gateways are always stand-alone devices.
ANS: F PTS: 1 REF: 24
MODIFIED TRUE/FALSE
1. The "M" in MAN stands for multiple. _________________________
ANS: F, metropolitan
PTS: 1 REF: 2
2. The simplest WAN is a dial-up modem connected to a network provider's services over basic telephone
lines. _________________________
, ANS: T PTS: 1 REF: 5
3. Frames typically operate at the Network layer of the OSI model. _________________________
ANS: F, Data Link
PTS: 1 REF: 7
4. A(n) frame does not include routing information. _________________________
ANS: T PTS: 1 REF: 7
5. After the Soviet's launched the Sputnik satellite into space, ARPA was formed to help reestablish the
United States as a leader in science. _________________________
ANS: T PTS: 1 REF: 11
6. EBCDIC consists of 96 uppercase and lowercase characters and numbers, plus 32 nonprinting
characters. _________________________
ANS: F, ASCII
PTS: 1 REF: 12
7. TCP stands for Transmitted Configuration Protocol. _________________________
ANS: F, Transmission Control Protocol
PTS: 1 REF: 15
8. Routers are network transmission devices that connect different LANs or LAN segments using the
same access methods. _________________________
ANS: F, Bridges
PTS: 1 REF: 22
9. Encoding involves converting a frame or packet from one format to another, as in formatting all frames
or packets to the same size requirements regardless of the protocol. _________________________
ANS: F, Translation
PTS: 1 REF: 25
MULTIPLE CHOICE
1. Most of the first computer networks transmitted data over ____.
a. microwaves c. copper wire
b. radio waves d. fiber-optic media
ANS: C PTS: 1 REF: 2
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