| Other Electronics Communications Interview Questions |
|| Asked @
|Can we send a digital signal into the air with out
modulation? if NO or YES, please give me a answer.
|22.214.171.124......this ip belongs to which class of ip
|what is the need for modulation?
|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?
|what is resister
|what is a GPIB?
|W#hat is the Present cabling used in Ethernet? and present
days networks?? And What is the mostly used topology now a
|What is the main differnce between the SCADA and HMI also
what is DCS?
|Where PCM is used?
|what do you meam by analog instruments? give one example.
|Name the interfaces between a) BTS and MS b) BTS and BSC c)
BSS and MSC d) TRAU and BSC e)BSC and PCU
|I'would like to know the type of questios asked for STA
(senior technical assistant)interview in DRDO.whats the
nature of the interview? whether theres HR and Technical
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