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 9769IN AN OSCILLOSCOPE TWO COUPLING IS THERE, THAT IS AC & DC COUPLING, WHERE DO WE USE THESE COUPLINGS ?
2 6800How will you send and receive data to a micro-processor? (One method is I/O mapped I/O which is the other one?)
1 5329What 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 10576What is "Aging effect" in B.J.T. ? please mail the answer at my ID, which is- kuldeeptiwarit@gmail.com
1 5943Post New DRDO Electronics Communications Interview Questions
Which is the virtual machine used to run the android apps?
what are the source items used by Xcode?
Which field is used to define the user’s default shell?
What is the open handset alliance?
Define animate function in jquery?
what are the attributes in transaction-id?
why & what is perchatage we are using fly ash in concrete?
Explain the term sap fico?
Why is checkpointing important in hadoop?
Tell us what's the difference between a generative and discriminative model?
Is it possible to capture the mac address of the clients who are using your server?
What is advanced php programming?
What is the need of servlet filters?
Explain java code for recursive solution's base case?
What’s a difference between vertical and horizontal cluster?