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Quizzes
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1
Which multiplexing technique is used for analog signals?
A)FDM
B)TDM
C)WDM
D)PDM
2
Which multiplexing technique is used for digital signals?
A)FDM
B)TDM
C)WDM
D)PDM
3
Which multiplexing technique shifts each signal to a different carrier frequency?
A)FDM
B)TDM
C)WDM
D)PDM
4
Which multiplexing technique involves signals composed of light beams?
A)FDM
B)TDM
C)WDM
D)PDM
5
________ is the set of techniques that allows the simultaneous transmission of multiple signals across a single data link.
A)Demodulating
B)Multiplexing
C)Compressing
D)None of the choices are correct
6
____ is designed to use the high bandwidth capability of fiber-optic cable.
A)FDM
B)TDM
C)WDM
D)None of the choices are correct
7
______ is an analog multiplexing technique to combine optical signals.
A)FDM
B)TDM
C)WDM
D)None of the choices are correct
8
_____ is a digital process that allows several connections to share the high bandwidth of a link.
A)FDM
B)TDM
C)WDM
D)None of the choices are correct
9
We can divide ____ into two different schemes: synchronous or statistical.
A)FDM
B)TDM
C)WDM
D)None of the choices are correct
10
In ________ TDM, each input connection has an allotment in the output even if it is not sending data.
A)synchronous
B)statistical
C)isochronous
D)None of the choices are correct
11
In ________ TDM, slots are dynamically allocated to improve bandwidth efficiency.
A)synchronous
B)statistical
C)isochronous
D)None of the choices are correct
12
The _______ technique uses M different carrier frequencies that are modulated by the source signal. At one moment, the sign modulates one carrier frequency; at the next moment, the signal modulates another carrier frequency.
A)FDM
B)DSSS
C)FHSS
D)TDM
13
The ______ technique expands the bandwidth of a signal by replacing each data bit with n bits using a spreading code.
A)FDM
B)DSSS
C)FHSS
D)TDM
14
Groups, super groups, master groups, and jumbo groups are terms used in ______________.
A)FDM
B)DSSS
C)FHSS
D)TDM
15
Multilevel multiplexing is a strategy used in ___________.
A)FDM
B)DSSS
C)FHSS
D)TDM
16
Multislot allocation is a strategy used in ___________.
A)FDM
B)DSSS
C)FHSS
D)TDM
17
Pulse stuffing is a strategy used in ___________.
A)FDM
B)DSSS
C)FHSS
D)TDM
18
Frame synchronization is a strategy used in ___________.
A)FDM
B)DSSS
C)FHSS
D)TDM
19
A T-1 line uses ___________ frames.
A)6000
B)8000
C)10000
D)12000
20
We need addressing mechanism in ___________ TDM.
A)synchronous
B)statistical
C)both synchronous and statistical
D)None of the above choices are correct





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