| Other Electronics Communications Interview Questions |
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|What is optical fiber?
|What is the most common modulation system is used for
|WHAT IS FUNCTION OF BLUETOOTH AND EXPLAIN IT BRIEFLY?
|three phase electronic energy meter have how much voltage
in combined both r,y,b & why?
|i want to know basic electronics and commmunication question
|What is D-FF?
What is the basic difference between Latches and Flip flops?
What is a multiplexer?
How can you convert an SR Flip-flop to a JK Flip-flop?
How can you convert an JK Flip-flop to a D Flip-flop?
What is Race-around problem? How can you rectify it?
Which semiconductor device is used as a voltage regulator and why?
Explain an ideal voltage source?
Explain zener breakdown and avalanche breakdown?
What are the different types of filters?
What is the need of filtering ideal response of filters and actual response of filters?
What is sampling theorem?
What is impulse response?
Explain the advantages and disadvantages of FIR filters compared to IIR counterparts.
What is CMRR?
Explain half-duplex and full-duplex communication?
Which range of signals is used for terrestrial transmission?
Why is there need for modulation?
Which type of modulation is used in TV transmission?
Why we use vestigial side band (VSB-C3F) transmission for picture?
When transmitting digital signals is it necessary to transmit some harmonics in addition to fundamental frequency?
For asynchronous transmission, is it necessary to supply some synchronizing pulses additionally or to supply or to supply start and stop bit?
BPFSK is more efficient than BFSK in presence of noise. Why?
What is meant by pre-emphasis and de-emphasis?
Explain 3 dB cutoff frequency? Why is it 3 dB, not 1 dB?
Explain ASCII, EBCDIC?
|why do you want to join in tata consultancy services?
|why the cutoff frequency is taken for 3dB and not other
values like 1 or 2 db???
|What can be the reasons of a Call drop?
|what is power relation in AM system
|The determinant of matrix is
|how many flip flops you require for modulo 19 counter
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