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CH 8

Authored by Rozita M

Computers

University

Used 11+ times

CH 8
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46 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

One of the most dramatic changes in connectivity and communications in the past few years has been ________

widespread use of mobile devices with wireless Internet connectivity
running programs on remote computers
chat rooms
satellite uplinks

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

In a communication system, which among the following originate and accept messages in the form of data, information, and/or instructions?

communication channel
connection devices
sending and receiving devices
data transmission specifications

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

In a communication system, which among the following convert messages into packets that can travel across the communication channel?

sending and receiving devices
storage devices
secondary devices
connection devices

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Which physical connection is the fastest?

microwave
fiber-optic cable
twisted pair
coaxial cable

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Which among the following is considered a line-of-sight communication medium?

Bluetooth
broadcast radio
microwave
satellite

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

WiMax stands for ________

wide-area access for maximum reach
worldwide access to maximize interoperability
wide-area range to maximize access
worldwide interoperability for microwave access

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Microwave communication uses high-frequency ________

satellite communications
radio waves
optic fibers
infrared

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