Electronics Communications Interview Questions
Questions Answers Views Company eMail

What are LAPD and LAPDm?

Qualcomm,

2 23401

What is the difference between synthesised frequency hopping and base band frequency hopping?

5652

Explain various types of antenna diversity.

Huawei,

3825

What are emergency handovers?

4 7476

Explain the modulation technique used in gsm.

12 25385

When do we need drive test?

1755

Explain GPRS architecture.

BSNL,

2972

Explin E1 T1.

2 4606

What is channel coding?

1 4197

What is HSN(Hopping Sequence Number)? How do we apply it?

Huawei,

2 16986

What is DTX? Why is it used?

2 6717

What is DRX? Why do we need it?

DRX,

1 5428

Which channel is used for SMS?

3 10069

What can be the reasons of Handover failure?

Ericsson, TKS, TNS,

3 35753

why the microcontroller so called 8051?/ and why the IC starts with 74?

Bhel,

8 33970


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Un-Answered Questions { Electronics Communications }

i am preparing for rrb loco pilot exam please send me previous question papers at abhilash.anu88@gmail.com

1747


What happens when a voltmeter is connected in series with the circuit?

612


Why opamp called direct coupled high differential circuit?

730


How to Create the Node file with 1 E1 (4+4+4).

1465


Explain radio environment in building.

789






how do i write program like one shown 1234567654321 123456 654321 12345 54321 1234 4321 123 321 12 21 1 1

13716


Explain how the active power factor correction changes the wave shape of current drawn by a load to improve the power factor?

539


Explain what is meant by saying at what current is transistor biased?

600


What are the various types of rectifier?

659


What is the approximate cost of the corrosion penetration monitoring system(cpmp)?

464


What is the function of freewheeling diodes in controlled rectifier?

675


Define various modes of operation of timer.

593


write a programme to identify the biggest number from the given three numbers with out using of relational operators

1483


what is difference b/w watt loss and watt full devices. what is watt loss and watt full devices?

1797


what is a bleeder resistor?

1574