Company Name Starts with ...
#  A  B  C  D  E   F  G  H  I  J   K  L  M  N  O   P  Q  R  S  T   U  V  W  X  Y  Z

DRDO Interview Questions
Questions Answers Views Company eMail

what is the function of external oscillator in 8051 microcontroller

1 5434

IN AN OSCILLOSCOPE TWO COUPLING IS THERE, THAT IS AC & DC COUPLING, WHERE DO WE USE THESE COUPLINGS ?

2 5851

how write a addtion of two single dimensional array using of pointer in c language?

3 4914

What's the difference between looping 0s and 1s in K map?

4787

How will you send and receive data to a micro-processor? (One method is I/O mapped I/O which is the other one?)

1 4668

What is D-FF? What is the basic difference between Latches and Flip flops? What is a multiplexer? How can you convert an SR Flip-flop to a JK Flip-flop? How can you convert an JK Flip-flop to a D Flip-flop? What is Race-around problem? How can you rectify it? Which semiconductor device is used as a voltage regulator and why? Explain an ideal voltage source? Explain zener breakdown and avalanche breakdown? What are the different types of filters? What is the need of filtering ideal response of filters and actual response of filters? What is sampling theorem? What is impulse response? Explain the advantages and disadvantages of FIR filters compared to IIR counterparts. What is CMRR? Explain half-duplex and full-duplex communication? Which range of signals is used for terrestrial transmission? Why is there need for modulation? Which type of modulation is used in TV transmission? Why we use vestigial side band (VSB-C3F) transmission for picture? When transmitting digital signals is it necessary to transmit some harmonics in addition to fundamental frequency? For asynchronous transmission, is it necessary to supply some synchronizing pulses additionally or to supply or to supply start and stop bit? BPFSK is more efficient than BFSK in presence of noise. Why? What is meant by pre-emphasis and de-emphasis? Explain 3 dB cutoff frequency? Why is it 3 dB, not 1 dB? Explain ASCII, EBCDIC?

3 9278

Difference between shock and vibration isolator

2 11812

I have attended Scientist Entry Test on 7th Sep. Hereby I am submitting paper for Electronics and Communication branch…….. Hope it helps future aspirants……..

1889

WHAT ARE THE BELT HORMONICS IN AC MACHINE HOW TO REDUCE IT

2 4374

WHAT TYPE OF QUESTION ASK FOR POST SENIOR TECHNICAL ASSISTANT IN DRDO

7754

if u give d.c. supply to transformer primary then what happen.&why??????????????

4 8301

Who was the father of Chander Gupt Morya?

2 5356

If 5+3+2=151012, 5+4+5=202504, 7+2+5=143542 then 8+6+2= ?

21 31669

what is fili flop ?

3 6426

In simply words(not explain any formula )what do you mean by power factor.?

5 6611

Post New DRDO Interview Questions




Un-Answered Questions

What’s attribute?

250


What does mysql_query return?

612


What are Global Middleware and Route Middleware ?

573


Is zf a component library or a framework?

234


How to check the thermocouple is correctly connected to cable for K type? (i,e positive pole is connected to non magnetic conductor and negative pole is connected to magnetic conductor)

1364






How tables are managed in apache tajo?

5


What is servlet in spring?

216


Differentiate between kirchhoff’s first law and kirchhoff’s second law?

735


Which sort algorithm is best?

575


Why bapi need then bdc ? : abap bdc

677


Write a sample code to write the contents to text file in c#?

566


What is deadline monitoring?

701


What are literals in python?

604


Write notes on the following: (a) The concept of Know Your Customer (KYC) (b) Endorsement of cheques (c) Pay Order (d) Bank Draft

2786


Which is illegal identifier in java?

689