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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 3647

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

 5 27775

sir i want syllabus for junior engineer §ion engineer.

 1643

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 8739

What is the maximum range of a general Radar

 9 16648

what is the dwdm

 7 16093

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

1558

why we use the fuse

 5 7343

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

 2 5608

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

 4675

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 4504

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 8891

what is fili flop ?

 3 6140

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

 1 5061

introduce your self

 1 4242

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DRDO Electronics Communications Interview Questions


Un-Answered Questions

I have an Interview about Guidewire claimcenter,so could you provide any info regd it?.I would really appreciate any kind of help- email at hvshah2001@gmail.com

1965

Explain the categorization of SAP Business object client tools?

493

What is staggered grid in android?

471

What is the difference between war file and jar file?

163

What is the problem with calling setstyle()

441




What is xslt explain with example?

525

What is the purpose of @element?

580

what windows server 2008 service is used to install client operating systems over the network? : Windows server 2008

118

How to write a left outer join with the where clause in oracle?

621

what is u r recent task in insurence project?..plz tell how to tell this.

2815

How do you go about testing a project?

1425

Which are online monitors and windows resource monitors

1010

What is Split-Join?

200

What is the difference between and ActiveX dll and control?

1449

How can I automate database maintenance routines?

881