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 9773IN AN OSCILLOSCOPE TWO COUPLING IS THERE, THAT IS AC & DC COUPLING, WHERE DO WE USE THESE COUPLINGS ?
2 6806How will you send and receive data to a micro-processor? (One method is I/O mapped I/O which is the other one?)
1 5334What 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 10581What is "Aging effect" in B.J.T. ? please mail the answer at my ID, which is- kuldeeptiwarit@gmail.com
1 5945Post New DRDO Electronics Communications Interview Questions
How do you write formulas in excel?
Draw the current Vs time graph for an inductor connected to a d.c. source. How will you measure power of a transmissioon line? Tell all the steps alongwith the components used in power generation. Which law governs the induced emf?
How to configure hibernate second level cache using ehcache?
How to install python and prepare environment?
Can flex applications communicate with each other on the client?
how you can move Magento to another Directory?
What is user interface?
How do production engineers collaborate with supply chain teams to ensure timely availability of raw materials and components for production?
explain about IEEE 802.11 wireless home networking?
IS THERE ANY EQUIPMENT TO CHECK AND CALCULATE THE POLARITY OF A LIQUID?
How do you check if your computer is 32 or 64 bit?
What is replace function in excel?
How can I right-justify a string?
Describe the perioperative care and management of patients undergoing cancer surgery.
which steps would you take in improving our supervisors' ability to hire the best possible candidates?