1.  a NAND or an EX-OR gate

2.  a NOR or an EX-NOR gate

3.  a OR or an EX-NOR gate

4.  a AND or an EX-OR gate

4
Correct Answer :

a NOR or an EX-NOR gate


Explanation :
No Explanation available for this question

1.  FDM requires a lower bandwidth, but TDM has greater noise immunity

2.  FDM has greater noise immunity and requires lower bandwidth than TDM

3.  FDM requires channel synchronization, while TDM has greater noise immunity

4.  FDM requires more multiplexing while TDM requires band pass filter

4
Correct Answer :

FDM requires channel synchronization, while TDM has greater noise immunity


Explanation :
No Explanation available for this question

1.  More stable as well as more accurate

2.   Less stable as well as less accurate

3.  More stable but less accurate

4.   Less stable but more accurate

4
Correct Answer :

More stable but less accurate


Explanation :
No Explanation available for this question

1.  synchronous detector

2.  asynchronous detector

3.  product demodulator

4.  coherent detector

4
Correct Answer :

asynchronous detector


Explanation :
No Explanation available for this question

1.  1 and 2 are correct

2.  1 and 3 are correct

3.   2 and 3 are correct

4.  1, 2 and 3 are correct

4
Correct Answer :

1 and 3 are correct


Explanation :
No Explanation available for this question

1.  as a microprocessor

2.  as a dynamic memory

3.  to realize a sequential logic

4.  to realize a combinational logic

4
Correct Answer :

to realize a combinational logic


Explanation :
No Explanation available for this question

1.  The upper side band frequency is 10010000

2.  The lower side band frequency is 999000

3.  The carrier amplitude is 5

4.  x(t) is a DSB-SC signal

4
Correct Answer :

The carrier amplitude is 5


Explanation :
No Explanation available for this question

1.   Linear time variant systems

2.   Non-linear time variant system

3.   Linear time invariant systems

4.  Non-linear time invariant systems

4
Correct Answer :

Linear time invariant systems


Explanation :
No Explanation available for this question

1.  6 transistors

2.  2 transistors and 2 capacitors

3.  1transistors and 1 capacitors

4.  2 capacitors

4
Correct Answer :

1transistors and 1 capacitors


Explanation :
No Explanation available for this question

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