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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 10582Post New Electronics Electronics Communications Interview Questions
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What's mean HVF & HAF in Vacuum Circuit Breaker?
Which messages does it shows the integration engine(sycn/asyn)?
What is a clone tools?
what are procedure we need to do at the time ACTO VISIT FOR AUDIT OF VAT .
Which is faster union or join?
What are the main duties and responsibilities of a finance executive?
How do you motivate team members?
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Explain method of perfusion. State some of its drawbacks.
How do I combine multiple folders on a mac?
How might you approve all mappings in the archive all the while?
What is cursor status?
What are the purposes of the number range objects J_1IEXCLOC and J_1IEXCINV? In which conditions 1. either of the two, or 2. both the objects should be used?
What are the topics in core java?
Explain etl mapping sheets?
