Electronics Communications Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electronics Communications Interview Questions

Questions Answers Views Company eMail

What is sampling theorem?

22 57464

What is impulse response?

10 21560

Explain the advantages and disadvantages of FIR filters compared to IIR counterparts.

Flextronics,

3 29503

What is CMRR? Explain briefly.

5 22130

What do you mean by half-duplex and full-duplex communication? Explain briefly.

9 21687

Which range of signals are used for terrestrial transmission?

2 16566

What is the need for modulation?

Analog Devices, BSNL, HAL, Hathway, ICT, Kekran Mekran, KPIT, Microsoft, Nokia, SCSVMV, SRK, TATA, TCS,

82 310963

Which type of modulation is used in TV transmission?

ACC, Cognizant, College School Exams Tests, LG, TCS, Videocon,

38 145775

Why we use vestigial side band (VSB-C3F) transmission for picture?

BPL,

16 68488

When transmitting digital signals is it necessary to transmit some harmonics in addition to fundamental frequency?

2 14139

For asynchronous transmission, is it necessary to supply some synchronizing pulses additionally or to supply or to supply start and stop bit?

IBM, Wipro,

2 12150

BPFSK is more efficient than BFSK in presence of noise. Why?

Accenture, Osia Electronics,

1 16295

What is meant by pre-emphasis and de-emphasis?

BEL, BSF,

24 112380

What do you mean by 3 dB cutoff frequency? Why is it 3 dB, not 1 dB?

College School Exams Tests, Infosys, Persistent, TCS, Wipro,

16 85976

What do you mean by ASCII, EBCDIC?

11 33697

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Un-Answered Questions { Electronics Communications }

Synaptic conduction is mostly orthodromic because

2599

ssr function?

2004

Respected sir, I am a student of ECE stream i need effectronics placement papers where i get those papers? can you please send me the information to my mail id? which is kamakshigudi@gmail.com

1491

How will you connect a waveguide to a coax?

2322

Explain what are the universal logic gates?

1124

please tell me wat types of technical questions will be asked in Alcatel lucent. and suggest me which site to view

2050

Explain design 8421 to 2421 binary code converter?

960

what procees happens when u try to open a web page

2209

A FIU19(E) units Flexbus LED is flashing. What is the meaning?

2236

Explain Speech Coding.

3269

i am prepared to sectionengineer exam so which books are referd for that exam pls tell me

1928

What is a rectifier?

989

4. What is the command from BSC to check the alarm in BTS

2088

What is meant by commutation?

1047

What are the function of different capacitor, resistors, transister, diods, thyrister( like SCR)in any circuit?

2138

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