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

Electronics Communications Interview Questions

Questions Answers Views Company eMail

explain call flow in gsm???

Nokia Solutions and Networks, TCS,

2 3667

explain sampling theorem??

Nokia Solutions and Networks,

2 4183

explain osi model???

Nokia Solutions and Networks,

1 4149

compare the delay in sending x-bit msg over k-hop path in ckt switched nw nin lightil loaded packet swithed nw. the ckt setup time is s per hop,the packet size is p bits n data rate is' b' bps under what condition does packet nw have lower delay?

Mtech,

1927

why current flow through conductor not insulator

3 4273

what do you mean by a bulb having 200W,230V supply?

2Com,

2 4322

why dont call datareader is backward

1711

explain double side band and double side band -substrace carrier

1958

Sir how i can resolve my MTI problem ?

1787

1.Explain about RELAY. 2 . Explain about EARTH working ((how earth connection working ))

Siemens, Sun Pharma,

3 5122

What will be voltage between earth - Phase & earth - neutral.

DSPM,

1 3011

We are facing the problem of communication failure between seimens drives and ABB DCS. Between drives and DCS on RLM -01 module for communication purpose. We found red blinking i.e error blinking in RLM -o1 module. So we replaced with new one but after one month same problem again came. So again we installed old RLM-01 module. Now also RED blinking is coming but sometimes drives are not tripping. What will be the cause for this problem?

DSPM,

1964

What is noise in communication?

4 4442

Why is a portion of the lower sideband of the AM picture signal transmitted along with the carrier and full USB ? Does it need any correction somewhere in the television link ? If so where is it carried out ?

1 3086

What is a soft starter

OGPL, RBM,

1 2575

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Un-Answered Questions { Electronics Communications }

What are the various types of rectifier?

1134

What are the applications of multiplexer (mux)?

1232

Explain what are the applications of an inverting amplifier?

1168

What types of carriers are present in space charge region?

1214

Explain the difference between circuit switching and packet switching?

1074

Which of the following protection methods is NOT supported by FlexiHoppers with FIU19(E)?

2102

What is step down cyclo-converter?

1074

How to find conductivity?

990

#include int main() { char c='1'; int j=atoi(c); }

1989

Which one of the following polarization mechanisms/sets of mechanisms contribute to the static dielectric constant of a homopolar neutral dielectric?

1174

Define what are the main purposes for which a common-collector amplifier may be used?

1130

When a sample of germanium and silicon having same impurity density are kept at room temperature then resistivity of silicon will be higher than that of germanium, why?

974

What are the advantages and disadvantages of quine-mc cluskey method?

1505

Explain the difference between latches and flip flop?

951

Explain what is an operational amplifier?

1154

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