Interview Questions Answers in Electronics Communications

Questions / { minu priya .g }

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Answers / { minu priya .g }

Question { HCL, 20052 }

what is the expansion of DSP?

Answer

DSP is abbrevated as digital signalised processing
or
digital signal processing.

Is This Answer Correct ?

3 Yes

6 No

Question { 29027 }

What is meant by D-FF?

Answer

D flip flop is called as data or delay flip flop.

Is This Answer Correct ?

7 Yes

2 No

Question { 17245 }

What is a multiplexer?

Answer

mutiplexer is also known as mux it has n inputs and
1 output.

Is This Answer Correct ?

11 Yes

0 No

Question { 63372 }

What are the different types of filters?

Answer

mainly the filters are of two types
active and passive filters.

Is This Answer Correct ?

84 Yes

27 No

Question { 51173 }

What is sampling theorem?

Answer

It is defined as
the sampling frequency should be greater than or equal
to twice the sampling frequency then we can generate
the original signal if the condition does not
satisfy we get the signal in the distorted manner
it is given as ( fs >/ 2 fs)

Is This Answer Correct ?

53 Yes

84 No

Question { Videocon, 137617 }

Which type of modulation is used in TV transmission?

Answer

we use two types AM AND FM
AM is used for video and
FM is used for audio.

Is This Answer Correct ?

326 Yes

44 No

Question { Wipro, 4086 }

how ur education is useful to wipro?

Answer

I am not having over confidence first of all but i
always think in positive manner which is the best
medicine for my life. So i think i may have some
that is atleast 10% of some knowledge than the
employees who r working in wipro so i think that
10% knowledge is use ful for wipro.

Is This Answer Correct ?

8 Yes

4 No

Question { 5101 }

what is phase reversal keying

Answer

In phase reversal keying the phase is reversed with
respect to the time period of the given clock
pulse.

Is This Answer Correct ?

3 Yes

1 No

Question { 5121 }

Why should to management LAN?
What are needed in LAN to manage network?
Where is LAN use?
How to link LAN?

Answer

LAN : LAN is abbrevated as local area network . in
the case of lan we can connect many computers
which are place near that is mostly this type of
system is used in colleges, schools, banking purposes
etc.

Is This Answer Correct ?

4 Yes

0 No

Question { Torrent Power, 67533 }

what is the differnce between SCR and diode rectifier?

Answer

SCR is a silicon cotrolled rectifier and by the name
it self is specified as it is controlled by a silicon
type material.
where as in a diode rectifier it does not have any
such type of material.

Is This Answer Correct ?

17 Yes

45 No

Question { ABC, 91162 }

What is CMRR? Explain briefly.

Answer

CMRR is abbrevated as common mode rejetion ratio . It
is denoted as rho (p) .
the CMRR for any device should be less.

Is This Answer Correct ?

38 Yes

163 No