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DRDO Electronics Communications Interview Questions
Questions Answers Views Company eMail

How can we measure the Refractive Index of a 2 m long optical fiber?

 1 3836

Why do we use FM for sound and AM for video in TV transmisssion?

 5 28223

sir i want syllabus for junior engineer §ion engineer.

 1766

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 interview?

 2 9002

What is the maximum range of a general Radar

 9 17281

what is the dwdm

 7 16672

what do you mean by junk yard,neo,meo,leo in satellite communications

1674

why we use the fuse

 5 7799

IN AN OSCILLOSCOPE TWO COUPLING IS THERE, THAT IS AC & DC COUPLING, WHERE DO WE USE THESE COUPLINGS ?

 2 5873

What's the difference between looping 0s and 1s in K map?

 4792

How will you send and receive data to a micro-processor? (One method is I/O mapped I/O which is the other one?)

1 4684

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?

 3 9304

what is fili flop ?

 3 6441

What is "Aging effect" in B.J.T. ? please mail the answer at my ID, which is- kuldeeptiwarit@gmail.com

 1 5272

introduce your self

 1 4467

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DRDO Electronics Communications Interview Questions


Un-Answered Questions

Can you explain composite pattern?

703

What is java web application?

565

What are the two types of dos commands?

295

Explain the difference between data driven testing and parameterization ?

692

What is ctr?

508




What is plant organization?

670

How do we find total number of host or source type reporting splunk instance. Report should consider host across the cluster?

149

What is bio satellite?

507

Where are the UNICEF headquarters located?

688

To.set the command button for ESC ___ Property has to be changed.

1116

Which method is used to perform all validation at the page level?

642

What are the trigger best practices?

282

What is custom show in powerpoint?

160

What happen if a datanode loses network connection for a few minutes?

403

Hi SD Gurus, what are the documents in which we use Output Determination starting with Sales order? Where do we use the output determination? I have been asked this question in a recent interview? It’s Urgent!!!!!! I have interview within 1-2 days? So, I request you to provide solutions to above question as early as possible? Your timely help would be greatly appreciated? Thanks in advance Regard

1699