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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 2246

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

5 23521

sir i want syllabus for junior engineer §ion engineer.

914

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 7030

What is the maximum range of a general Radar

9 12485





what is the dwdm

7 12288

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

876

why we use the fuse

5 5026

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

2 4184

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

3723

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 3478

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 6666

what is fili flop ?

3 4050

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

1 3836

introduce your self

1 2847

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Un-Answered Questions

I have a process chain is running the infopackage get error don't process the error of that info package and then you can run the dependent variants is it possible?

415


i am going to give the JSEB,RANCHI exam for power plant,so i need some samples of papers related to that,so please send me these papers by my mail id.

2256


how to calculate stiffners position and size in transformer design

877


how related substnce method developted for new compound which not official in the pharmacopiea

1087


Why do users care about your product or service? - Venture Capitalists

264






we are Rising contractors(Propritorship concern) and register with "mining of minerals" service. we rise the bills to mine owner (we do not add the service tax in bills) monthly. can we eligable for paid to service tax.

733


How to Save a QuickReport custom preview to text?

2284


What is meaning of out of phase (making & breaking) capacity And how to calculate

893


hall ticket copy

1099


can anybody help me how to write a test case for a program eg: c or C++ ,and also how to check their outputs

1160


how many students appear in gate exam

609


what is the call center

317


how to use single phase supply for 3 phase instrumentation

1095


How should the Medical Librarian interact with training staff?

1135


I am an MBA[Marketing]; having more than 6 years of pharma sales experience and more than 2 years of sap-sd functional relevant experience . I am looking for a suitable change but in KOLKATA .Will any one inform me where to apply according to the vacancy in the respective company mentioning the HR dept.'s e-mail address ? I need an immediate change . arupkr73@yahoo.co.in

657






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