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BEL Electronics Communications Interview Questions
Questions Answers Views Company eMail

RRB JE-2 QUESTION MODEL SOLVE FOR ELECTRONICS ENGG

3 12598

1.Explain 3D radar. 2.Method of mobile signal jamming. 3.Frequency hopping spread spectrum. 4.How does op-amp works in common mode? 5.Which flip flop is known as universal flip flop and why?

1366

how different operators of mobile phones get connected? How the airtel network user get connected to other network users and talk to them?

3 4643

tel me the diffference between transistor and bios

3 6863

y do v use single anteena in radar any other reason except cost???

1120





explain 4 maxwell equations???

1 6196

y do v use microprocessor for cpu's but not microcontrollers??? adv of mp over mc????

1187

wat power transmitter we use in radar n explain its principle??

1279

Difference between SONAR and RADAR? Can we use SONAR instead of RADAR? How can you 'swap' two numbers in two registers (using ALU), without using 3rd register?

1 6966

How will you connect a waveguide to a coax?

1543

why does the current through inductor is constant, why current through inductor & voltage across capacitor is constant? can u explin clearly?

3 4811

how many states are there in digital watch?

3 5209

India is the power supply is 230v 50hz,so why the other countries 110v 60hz AC power supply why?

5 6495

I am working in a private software firm for past two years and now i want to switch to electronics company ... if they ask me ==>what I was doing for the past two years what would the appropriate answer to this ... please reply !

1263

Explain the difference between JK Flip Flop and Master slave JK Flip flop.

1 4330

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Un-Answered Questions

What is the function of Redo Log in Oracle?

288


What are the components of netweaver?

254


How do I make all tabs in excel the same?

96


How can we import into Excel "Details" ,"Result" ,"Time" parameters from within a Results Report which is generated after a Run error when a script is executed in QTP? Refer E.g below Status Functionality Description RunDate Fail Login User should be able to Login 12/3/2007 StartTime EndTime Details* 1:31:58 PM 1:32:29 PM (this one i want)

1171


What is tds and how it is calculated?

255






Tell about most difficult team project u have worked on.

351


What are the Rules of Desktop Publishing?

1332


How does dao work? : Spring Boot

39


Where bpm will execute?

1


Provide an example of a shell script which logs into SQLPLUS as SYS, determines the current date, changes the date format to include minutes & seconds, issues a drop table command, displays the date again, and finally exits.

1200


What is the purpose of android system webview?

195


What is the use of condition supplement?

241


What is use of static in java?

202


Explain 'group by' in select statement

1


What are keys in reactjs and why are they important?

34