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multiplexing & spread spectrum

Authored by farnaz khatoon

Computers, English

University

Used 46+ times

multiplexing & spread spectrum
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26 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The transmission bandwidth of spread spectrum techniques is equal to the minimum required signal bandwidth.

TRUE

FALSE

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Synchronous Time-Division Multiplexing (TDM) is not efficient because of

higher data rate

infinite frames

empty slots

Both A and C

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Multiplexing technique, in which each input connection has an allotment in the output even if it is not sending data is

Asynchronous TDM

Synchronous TDM

FDM

WDM

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many types of multiplexing techniques are

one

two

three

four

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In multiplexing, channels are separated by unused strips of bandwidth guard bands - to prevent

Synchronization

Overlapping

random motion of electrons

Both B & C

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The sharing of a medium and its link by two or more devices is called ___

Fully duplexing

Multiplexing

Micropleixng

Duplexing

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Multiplexing is used in _______

Packet switching

Circuit switching

Data switching

Packet & Circuit switching

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