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Computer Networking

Computer Networking
A data communications system has:

4 components
7 components
5 components
6 components

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Computer Networking
The frequency range : 300 kHz to 3 MHz is used for

microwave communications, satellite and radar
TV transmission
AM radio transmission
FM radio transmission
None of these

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Computer Networking
Number of bits per symbol used in Baudot code is

1
5
8
None of these
9

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Computer Networking
Computers cannot communicate with each other directly over telephone lines because they use digital pulses whereas telephone lines use analog sound frequencies. What is the name of the device which permits digital to analog conversion at the start of a long distance transmission?

Attenuation
Modem
None of these
Interface
Teleprocessor

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Computer Networking
In a synchronous modem, the digital-to-analog converter transmits signal to the

demodulator
equalizer
terminal
modulator
None of these

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Computer Networking
IGRP uses which of the following as default parameters for finding the best path to a remote network?1. Hop count2. MTU3. Cumulative interface delay4. STP5. Path bandwidth value

2, 3 and 5
3 and 5
1 and 3
All of these

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