Test Essay

46504 Words Sep 16th, 2015 187 Pages
Chapter 1: Introduction to Computer Networks and Data Communications
TRUE/FALSE
1.
Data is information that has been translated into a form that is more conducive to storage, transmission, and calculation.
ANS: T
2.
ANS: F

PTS: 1
Some people call computer terminals thick-client workstations.
PTS: 1

3.
A type of microcomputer-to-local area network connection that is growing in popularity is the wireless connection.
ANS: T

PTS: 1

4.
To communicate with the Internet using a dial-up modem, a user’s computer must connect to another computer that is already communicating with the Internet.
ANS: T

PTS: 1

5.
It is not possible to connect two local area networks so that they can share peripherals as well as
…show more content…
PTS: 1
Telnet is used to allow a remote user to log in to another computer system.
PTS: 1
SNMP is used to allow users to send and receive electronic mail.
PTS: 1
The lowest layer of the TCP/IP protocol suite is the network access or physcial layer.
PTS: 1

20.
In a network architecture, as the packet moves up through the layers, the data packet shrinks in size.
ANS: T

PTS: 1

MULTIPLE CHOICE
1.
A ____ is an interconnection of computers and computing equipment using either wires or radio waves over small or large geographic areas.
a.

personal area network
(PAN)

c.

wireless network

b.

computer network

d.

local area network (LAN)

ANS: B

PTS: 1

a.

2.
____ is the transmission of multiple signals on one medium.
Multiplexing
c.
Modem

b.

Codec

d.

ANS: A
3.
software.

Package

PTS: 1
____ is the design, installation, and support of a network and its hardware and

a.

Convergence

c.

Data network

b.

Voice network

d.

Network management

ANS: D
4.

PTS: 1
____ are the computers that store network software and shared or private user files.

a.

Switches

c.

Servers

b.

Routers

d.

Hubs

ANS: C
5.

PTS: 1
____ are capable of filtering out unnecessary traffic.

a.

Switches

c.

Servers

b.

Routers

d.

Workstations

ANS: A

PTS: 1

6.
A ____ is a device that is

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