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Sunday, October 11, 2009

Test Paper :15


Paper Type : Whole Testpaper
Test Date : 7 September 2008
Test Location : GWALIOR
Posted By : DEEPIKA AGARWAL
HI FRIENDS I HAVE GIVEN THE DRDO EXAM I HAVE WRITE SOME QUESTIONS FOR YOU HOPE IT WILL HELP YOU.
WRITTEN EXAM QUESTION ANSWER PAPER OF ELECTRONICS AND COMMUNICATION
Drdo was formed in
A.1947 b.1950 c.1954 d.1958
Ans: 1958
Samyukta is developed for the use of
A. Navy b. Army c.airforce d.rac
Ans:army
The satellite launch vehicle that placed a no. Of satellites into orbit im may 2008 is
Ans: pslv-c9
4 .green house effect is due to the increase of atmocspheric
Ans: co level
In the month of july, it is winter in
Ans : sydney
6. . Sarnath is situated in the state of
A.mp b.up c.punjab d.bihar
Ans: up
The chairman of planning commission of india
Ans: prime minister
Darl-202 is avariety of
A. pea b.garlic c.capsicum d.tomato
Ans: capsicum
9. Trishul is
ANS: a Quick Reaction Surface to Air Missile.
HUMSA IS A
ANS: SONAR
THERE ARE ALSO SOME 12 BASED MATHS QUESTIONS
1.THE INVERSE OF THE MATRIX COS X SIN X IS
-SIN X COS X
2.THE SUM OF TWO NUMBER IS 16 AND THE SUM OF THEIR SQUARES IS A MINIMUM.THE TWO NUMBERS ARE
ANS : 8,8
Some questions on differential equations and definite integral,limitcomplex functios,vectors,and one question on arithmetic progression.
FROM APTITUDE THERE ARE QUESTIONS BASED ON FIGURES.
IF DELHI IS WRITTEN AS EDHIL,THEN PARIS IS WRITTEN AS
ANS: APISR
THE NUMBERS OF PRIME NUMBERS BETWEEEN 10 AND 50 IS
ANS: 11
THE ODD ONE IN THE LIST:
LAN,TCP/IP,HACKER AND KILLER IS
ANS : KILLER
SAW IS TO CARPENTER AS SCALPEL IS TO
ANS: SURGEON
THE NEXT TWO NUMBERS OF THE SERIES 3,5,11,21 ARE
ANS: 35 AND 53
IF KERNEL IS TO A DOG,THEN -------- IS TO HEN.
ANS: COOP
ACROPHOBIA IS THE ABNORMAL FEAR OF
ANS: HEIGHT
8: THE ANTONYM OF THE TRANSIENT IS
ANS: PERMANENT
THE MEANING OF THE WORD PLAGIARISM IS
ANS: THEFT OF IDEAS
TECHINAL QUESTIONS FROM ELECTRONICS I AND II ALMOST 20 QUESTIONS
LIKE
1. A COMMON LED IS MADE OF
A.INTRINSIC SEMICONDUCTOR B.DIRECT SEMICONDUCTOR
C. DEGENERATE SEMICONDUCTOR D. INDIRECT SEMICONDUCTOR
2. NEGATIVE RESISTANCE CHARACTERISTICS IS EXHIBITED BY A
ANS: TUNNEL DIODE
THE THRESHOLD VOLTAGE VT IS NEGATIVE FOR
ANS: AN N-CHANNEL DEPLETION MOSFET
Test Paper :13


Paper Type : Candidates Experiences
Test Date : 29 November 2007
Test Location : Delhi
Posted By : sruthi
DRDO PAPER ON 29TH NOVEMBER,2007
Date of interview :29-11-2007
venue : rac drdo complex delhi
Interviewing team consist 5 members, they are from drdo and faculty of NIT IIT age of members is between 35 to 65.
Interview duration : 30 minutes

Q1 what r u doing now ?
Q2. if mtech, name of college and gate sscore?
Q3. if u select then will u leave mtech ?

Technical ( electronics)
Q1what is area of interest ?
ans: analog
---then they are laugghing on this subject because most of candidate have same area of interest .
Q 2. make a ckt of inversting opamp ?
Q3 find out gain of it with Rf=100k and R1 =1K?
ans = -100
Q.4then they modify same ckt then find out gain .
--then one member said u r studing vlsi i said yes
then the asked Question
Q5.what is Epitaxial layer ?
Q6 what is the differnce between the Ion implantatiion and other method of the diffusion .
then other member asked:
Q.7 what is your final yaer project ?
i dont have project report then they ask for draw ckt daigram or block daigram and explain through it this is the most important part of the intreview ---- then other member
Q.8 what is mass action law?
Q.9 what is transition caapaciitance in the pn diode ,
Q.10 what is relation between the depletion region lenght and transition capacitance.
Q.11what is diffence between Radar antenna and other simple antenna .--- other member

One meber ask me ,have u studied ddigital in your degree course , i said yes , then he have a digital ckt consiist of counter , he said find the output of it , that ckt is seen first time by me in my life . i tried it to solve... at last he said ok go . in digital questions are from counter design and interview consist of basic question of the subbject and good knowledge of the projject and area of the interest.

Observation by me thier :-
#PHD, MTECH degree is advaantage
#any experiance is Advantage
# good gate score is advatge.

#any paper publication is advanatgee .
# if u r from NIT Govt. college insteadnof the private collegev is advantage .
# sometime they laugh on your answer, this part of interview , dont get nervous by this .
# interiew is easy study 3-4 subject before interview and revise project thhroughly .
# luck have major role in the interview


Test Paper :14


Paper Type : Whole Testpaper
Test Date : 4 November 2007
Posted By : Raj
DRDO PAPER ON 4th NOVEMBER 2007
Hi Many questions will be asked about your B.Tech Project
Device density on a processor/chip
Difference between computer and super computer
How the performance of a super computer is measured (in tera flops)
what is tera flop ?
If a 2.8GHz processor is given, calculate the number of floating point calculations that it can do.
name of indigenous super coputer (PARAM, built by C-DAC)
Did DRDO make any super computer ?
what is multi tasking
Question on Process serialization
Question on Producer consumer problem
Question on Inter Process Communication
Define critical section
Are Metal Oxide Semiconducter devices slower ? Why ?
Truth table of half adder & full adder
Question on Circular Queue
2/3 Questions on Binary search algorithm
Question in C about Strucuter & Union
Test Paper :12


Paper Type : General - Interview
Test Date : 17 November 2007
Test Location : Pune
Posted By : sruthi
DRDO PAPER ON 17TH NOVEMBER AT PUNE
Venue: Transist Facility-II, Nr.BEL, NDA Road, Pashan,Pune Date:- 17th November 07
Hi, Friends
I have appeared in DRDO interview for Scientist-B at Pune on 17th November 2007.First all candidates have to sit in waiting room at venue center and give sign for presence. It will be better for guys to go with tie and black shoe. Tea or Coffee provided in waiting room and go for documents verification & submission of their required Bio-data form one bye one in administrative office according to list of candidates.(They have called 12 candidates on that day).At that time Interview was started in sequence. Average time taken for interview is half hour. In the interview room there was five members. One chairman, two internal members and two external members.

When you enter inside interview room you have to sit in front of board members. One will first demand for your project report and one ask about your interesting subject of your discipline. Then different board member ask question about your interesting subjects. If you are answering right way then they can take you in brief to map your abilities. Then member who has taken your project report will ask about your project work. I am highlighting questionnaires below which I have faced in interview. I am belongs to CSE so I have told Data Structure, Microprocessor and Computer Networks from my interesting subjects.
Board Member-I (Chairman)
1) What is your Name?
2) Which College you are belongs to?
3) Types of network cables?
4) Building structure of all that cables and differences?
Board Member-II (External)
1) Why microprocessor is called 8/16 bit processor?
2) What is diff between 8/16 bit processor?
3) Why lower address data/address buses are multiplexed?
4) Diff between data and address bus?
5) Use of buses in microprocessor?
6) How many address location will addressed with 16 address line?
7) Function of cache memory?
Board Member-III (External)
1) What you will do for database loss and recovery?
2) What is DDL and DML which command are belongs to both?
3) What will be radix sort time complexity by big ohh method?
4) Use of Data dictionary?
5) What is schema?
6) What is use of Data Flow Diagram (DFD)?
Board Member-IV (Internal) (About my project of Z39.50 protocol development)
1) What is your project of protocol?
2) What facilities are provided by this protocol and usefulness?
3) What you have developed and where it is useful?
4) In which layer Z39.50 protocol works?
5) What you will do for connect to computers generally?
6) What type of network eshtablished in your office and which cable is used?
7) Have you heard about RED?
8) What is pass by value and pass by reference in programming?
Board Member-V (Internal)
1) What is XML?
2) Where you have used XML in you project?(my project also have XML use)
3) What is use of your project for in that organization?
4) Where is Z39.50 protocol useful in application?