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Electronics Communications Interview Questions
Questions Answers Views Company eMail

why the value of 3db down point is 0.707??

2 9379

what is the use of resister in any circuit?

3 3863

I heard that Apple's laptop usese micro controler whereas others use microprocessors... i learnt tat.. micro controller is nothing but an association of microprocesor with other elements like temperature sensor,timer etc...can anyone explain me this much more in simpler words...

959

How do Calculate UPs Battery Backup Time? pls help me.Manohar.manoharan1980@rediffmail.com

1 2373

Dear all, I am working as engineer in an electronics industry since 3 years,and i would like to apply PR visa for australia,i got 6 bands in all modules in ielts(general).please let me know what should i do now?

934

What is the difference in usage between TRIAC and SCR ..

2 5364

what is meant by procedure oriented n object oriented

1040

what is difference between xdm-50/100/300/500/1000/2000 & all bg-20/40/30 in eci mux.

ECI Telecom,

2115

what is reuse frequency in mobile communicaition?

1 2383

what is the diffrence between diode & thyrister. explain it

2 3342

i want to know basic electronics and commmunication question

2 5673

What is meant by CDOT in relation to the Communication in BSNL? Explain the term CDOT.

Alcatel,

1596

processor of my PC is pentium dual core.. i want to know the configuration of my PC... pls send answer as soon as possible.

TCS,

998

i want to know some description about SIM architecture... what is inside the SIM?

TCS,

1021

difference between CDMA and GSM.. Presently which mobile network used CDMA or GSM..

TCS,

6 6911


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Un-Answered Questions { Electronics Communications }

Differentiate between ppi and input output devices.

156


What is a high-pass filter?

173


What is multiplexing?

167


Explain what is an asic?

158


Why is zener diode used as a voltage regulator?

151






WHAT IS THE DIFFERENCE BETWEEN HORIZONTAL AND VERTICAL POLARIZATION IN MICROWAVE LINK?

1935


What is commutation angle or overlap angle?

194


What is the need of filtering ideal response of filters and actual response of filters? What is sampling theorem? What is impulse response?

140


Draw the block diagram of a 128 line EPABX and explain its operation?

6259


What are the three stages through which pll operates?

168


Tell me why the feeding frequency to a microprocessor is twice the operating frequency?

146


can a machine with a single DNS name have multiple IP address?how could this occur.

1236


Which of the listed is NOT a FlexiHopper frequency band? Which of the listed is NOT a FlexiHopper feature?

1102


Define what are the main purposes for which a cc amplifier may be used.

162


What is the difference between on-off control and phase control?

233