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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 2202

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

5 23104

sir i want syllabus for junior engineer §ion engineer.

885

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 6963

What is the maximum range of a general Radar

9 12350





what is the dwdm

7 12147

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

841

why we use the fuse

5 4974

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

2 4141

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

3664

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 3444

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 6599

what is fili flop ?

3 3998

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

1 3795

introduce your self

1 2802

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Un-Answered Questions

Any have a collection of Phtoshop,H.T.M.L,CSS,Dreamweaver,Flash and 3d-max Interview Questions.

1929


what is the main link between the income statement and the balance sheet?

781


what factors the block size takes before creation?

80


this is Ramu .i am working as sap sd end user.I am joined sap sd course but i am completed my graduation 2011. actually 2005 -2008 my education year. any plausibility to get good ob

805


Does Delphi 5 include Resource Workshop and InstallShield Express?

1070






What is technical voice process job in BPO? Please give answer in details. What type of work i have to do?

886


what is cyclon seperator and water column?

635


code for arranging given number in possible permutation ways ex:123,321,312,132,231,213.

1016


Can anyone explain me a scenario from banking and finance...more precisely a mapping

1345


which type of motor is used in automatic swing gate

718


1.HOW TO SPECIFY THE BANK OVER DRAFT LIMIT IN SAP TO BANK ACCOUNTS 2.IN ACCOUNTS PAYABLE FOR APP HOW TO PROCESS THE RECEIPT IN CASE FOR A VENDOR WHO IS ALSO A CUSTOMER AND FROM WHOM AMOUNT IS RECEIVABLE.

1430


can you please send me SAP Security upgrade documents and guide for CRM 5 and CRM 7 and what are the differeces between crm 5 AND crm 7 according to sap security point of view.

1464


How to integrate QTP with QC using VB Scripting? What are the prerequisites to connect with QC?

362


how to calculate freeboard in under ground water tank and technical details

1691


Can we create Synonymns in MS Acess,My Sql Server,Sql Server? But iam we can create in oracle!

887






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