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

Electronics Communications Interview Questions

Questions Answers Views Company eMail

Why value of rx level is always negative?

Ericsson,

4225

How to select lightning arrester for line trap? What are the criteria?

2085

What is mean by Compression technic and its formula? How many types of adaptors are there? How adaptive algorithm works for speech compression using Cosine packet transform?

1978

What are the three services offered by GSM? Explain each of them briefly.

1 8973

What is the difference between Synthesised Frequency Hopping and Base Band Frequency Hopping?

3434

Which uplink/downlink spectrum is allocated to GSM-900?

1 5667

Which uplink/downlink spectrum is allocated to DCS-1800?

2312

How many carrier frequencies are there in GSM-900/DCS-1800? How much is the separation between the carrier frequencies?

2 10096

What is Ciphering? Why do we need it? Name the algorithm(s) used in it?

3 8999

What is Authentication? Why do we need it? Name the algorithm(s) used in it?

1 4999

What is equalisation? Why do we need it?

1 4891

What is Interleaving? Why do we need it?

2612

Why do we need digitisation?

2989

Explain Speech Coding.

3301

What is channel coding?

1877

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Un-Answered Questions { Electronics Communications }

What is an alphanumeric code?

1022

What is conductance? How is it measured?

1224

State the de morgan's theorem?

1046

What are boolean algebra and boolean expression?

1052

when will give ta

1958

Write two characteristics of combinational circuits.

1053

an anyone help me out to get hpcl officer's trainee paper's pattern....nithinjyothy@gmail.com

2088

What happens to the series current , load current and zener current when the dc input voltage of a zener regulator increases?

1160

Explain what is an inverter?

1089

What are the properties of FFT? What happens when you pass a signal of 1000Hz through an FFT?????

2298

What is meant by mcmurray inverter?

1344

Explain the operation of 3φ bridge inverter for 1800 degree mode of operation with aid of relevant phase and line voltage waveforms?

986

sir, pls send me 5 year previous question papers of RRB- Junior Engineer-GrII to my mail id

1972

What is the maximum or minimum value of tv in msa to calculate r&r?

1014

R/s syllabus required to crack Mahagenco interview for jr eng. post. I also want sample papper

2642

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