DSQ - Placement Paper - 14 Aug 2004

Technical aptitude test

1. the 2's complement number of 110010 is

ans; none of those

2.Truth table of a logic function

ans: displays all its input output possibilities

3.The process of varying one signal according to the pattern

provided by another signal is

ans:modulation

4.The octal equivalant of hexa number 123 is

ans:443

.Determine how many times the given loop is executed

5.m=3 while (m<18) do {m=m+2;m=m-1}

ans:15

6.m=1;a=30;while (m<>1) do {m=m+1;a=a-1;}

7.m=1;a=30;while (e*m-5<a) do {m=m+1;a=a-2}

ans:9

in questions 8 to 12 find the values of a and b at the end of the

xecution of the program segment

8.a=2;b=1;x=1;while(x<=4)do {a=a+b;x=x+1}

ans:(5,1)

9.a=1;b=2;x=1 while (x<=5)do {b=a+b;x=x+1;}

ans:(1,6)

10.a=0;b=0;x=1;while (x<=4){a=a+x;b=b-x;x=x+1;}

ans:(10,-10)

In questions 11-15 find the odd man out

11.address

12.cmos

13.lisp ( from 11-15 these are the answers dont confuse)

14.mouse

15.csh

16.The complexity of bublle sort is0(a),then kequals

ans:2

17.In BCD,the decimal number 516 is

ans:10101110

18. RS 232 is standards for

ans:physical layer

19. which of the following is not true of a DBMS

ans:maintain integrity

20.the method of access used for obtaining a record from a tape is

ans:sequential

21.Whichof the following is an universal gate

ans:nor

22.an ASCII text file containing 500 characters will have size
approximately

ans:500bytes

23.which of the following is a vector

ans;force

24.The lowest attainable temperature

ans 0k

25.viscosity is most similar to

ans:friciton

26.The elapsed time between the submission of the job and getting

the output is

ans:seek time

27.the earliest calculating device still in use is

ans: abacus

28.an acronym for the organisation that publishes programming

langauge standards is

ans:ANSI

29.Qunatities used to bring fields to standards sixe are

ans:pixels

30.the base of a number system is called as

ans:radix

31.An 8kb computer will bave addresses -----

ans:8191

32.Arranging data in a specific form is called

ans: sorting

33.A translator which reads an entire programme written in a high

level language and converts it into machine language code is

ans: interpreter

34.a data hierarchy in assending order is

ans:bit-byte -field-record-file-database

35.a computer generated output that lets programmer follow the execution

of the program line by line is

36.data items grouped togother for storage form a

37. the most dangerous aspect of computer virusesis their ability to

ans: change system memory

38.a distributed data processing configuration in which all

activities must pass through an centrally located computer is called a

ans: ring network

39.communication circuite that transmit data inboth directions but

not at the same time areoperating in

40.which of the following is not an application software

ans:unix

41.For which of the folowing computer application is real time

processing not essential

ans;

42.a data structure with one to many relationship is a

ans:tree

43. which of the following hardware components is most important to
operation

of a database management system

ans:high speed,large capacity disk

44. computer viruses can spread from one system to another by means of

ans:all the above

45. afront end processor is ususally used in

ans: multi processing

46.a radioactive material of mass 16 grms in 10 years due to

radiation. how many years will it take for the material to attain a mass
f

1 gm

ans:30

47.a block of ice floats on water in a beaker, as the ice melts,the
water

level in the beaker will

ans:remain same

48.if va,vn,vs are velocities of sound in air,water, and steel then,

ans:vs>vn>va

49.in usual computer arthemetic, the value of the integer expression

22/5*2+8*2/6

ans:10

50.an operating system is

ans: all the above

REASONING ABILITY TEST (VERBAL AND GENERAL)

Questions 1to 10 are odd man out i am giving only answers you just
remember

1.sphere

2.rhine

3.s

4.548

5.voluminous

6.graphologist

7.

8.nepal

9.egypt

10.squash

11. find the next letter in the series B,F,J,P ---ANS:V

12. find the next letter in the series O,T,T,F,F,S,S--ANS:E

13. find the next letter inthe series Q,W,E,R,T,--ANS:B

14. FIND THE NEXT LETTER IN THE SERIES c,o,m,p,u,t,e--ans:r

15. find the next letter in the series A,C,F,J,0--U

16. FIND THE NEXT letter in the series C,O,M,P,U,T,E,---ANS:R

17. FIND the next number in the series 11,112,1124,11248,--ans:1124816

18.find the next number in the series 12,21,,112,121,122---ans:221

19.find the nuxt number in the series 1,2,5,10,,15,22--ans:29

20.find the next number in the series 0,3,8,15,,24,48,63--ans:80

QUESTIONS 21 TO 35 FILL IN THE BLANKS USING THE WORDS GIVEN 1 TO 4 AND

P TO S CHOOSE THE APPROPRAITE RESPONSE FROM A TO D.

21. -------is to district as district is to-------

1)country 2)continent 3)state 4)village

p)town q)village r)state s)city

ans)3-P

22. -------is to seeds as hen is to ----------

1)embrayo 2)plant c)cock d)chicken

p)bird q)craaper r)egg s)tree

ans) 2-R

FROM HERE ON WARDS I AM GIVING QUESTION TO ANSWER

23. ------is to animal as ----is to plants

ans)blood-sap (4-S)

24. ------is to cardic as brain is to ------------

ans)heart-nerves (2-P)

25. --------is to myopia as long sight is to -------

ans)

26) ----- is to japan as rupee is to -----

ans)YEN -INDIA (3-P)

27) ------is to christian as synage gue is to ------

ans)church-Jaws

28) -----is to thermometer as velocity is to ------

ans)Temperature-animeter

29) ------is to sentence as act is to-------

ans)paragraph -scene

30) ------ IS TO EARTH AS EARTH IS TO ----

ANS)Moon -sun

31) -------is to london as yamuna is to ------

ans)thames-delhi

32) -----is to india as alps is to-----

ans)himalayas -switzerland

33) ------ is to proton as cathode is to------

ans)electron -anode

34) ------is to a river isto branch is to --------

ans)lake-tree

35) ------is to proofread as account is to -------

ans)proof -audit

MATHEMATICS TEST

1. if a**2+b**2+c**2=1 then ab+bc+cd lies in the intrval

a. -1/2,1 b.-1,1 c.-1/2,2 d.-1,2

2.if x is root of 4*y**2+2*y-1=0, the its other root is given by

a.4x**2+2*x+1 b.x-1/2 c 2x-1 d.2-x

4. the perimetere of a square is 44m more than that of another and

187 sqm more in area then the side of the larger square is

ans:17m

5. the value of x which makes xi+2j+3k and -i+5j+k perpendicular is

ans:none of the above

6. the value of determiterment ---|matrix|

ans:6

7. the solution of the system of equations 2y-z=0,x+3y=-4,3x+4y=3 is

ans: x=5,y=3,z=6

8. the radius of the circle 4x**2+4y**2 =100

ans: 5

9. the ages of two brothers are now in the ratio 4:3 but fifteen

years ago, they were in the ratio 3:2the present age are

ans:45

10.if z is the arithemtic mean between x and y , then the value of
x/(x-z)+y/(y-z)

is ans:2

11.the least integer n for which the sum 1+3+5+---+(2n+1) exceeds

9999 is ans:100

12. the number of subsets of a set s is 64, then s has

a: 8 b.6 c.4.d. 16 elements

13.if n is a natural numbers, the n(n+1)(N+5) IS

ans:a multiple of 6

14.a spere circumscribes a cylinder . then the ratio of the surface

area of the spere to the curved surface area of the cylinder is

ans:3:2

15.ax/b+b=bx/a+a,a//b. then x equals

ans:ab/(a+b)

16. if logs sqrt(5x)=1,then x equals

ans:

17. which of the following triplets cannot be sides o a ritht angled

triangle

ans: (p-q),(p+q),sqrt(p+q)

18.inwhat time will RS. 3200 amount to RS.3528 at 5% annum compound
interest

ans:2 years

19.if the price of orange falls by 20 % one can buy 5 dozens more

for RS 300, THEN THE ORIGINAL price per dozen is

ans:15

20. the triangle formed by (0,0),(0,4,),(3,8) is

ans: right angled triangle

21. The area of parallegram (0,0),(0,4),(3,8) is

a.12 b.6 c.24 d.25

22. A man can do a piece of work in 9 days, a woman can do 3/4 as

much work as a man in one day and a boy in twice the time that a man

takes. How many days wil 2 men, 3 women and 5 boys together take to do
the

work?

ans:4/3 days

23.The probability of getting at least one head in a single throw of

three coins is

ans:7/8

24.A problem is given to two student A and B WHOSE REspective

chances of solving it are 1/2 and 2/3 . IF BOTH OF THEM TRY TO SOLVE THE

PROBLEM INDEPENDENTLY, THE PROBability that the rpoblem will be solved
is

ans:5/6

25.In a single throw of 3 dice, the chance of throwing a total of 15

is

ans:a.1/15b.5/216 c.1/3 d. 1/4

26.(3x-2)/(x-2)<=0,then

ans:2/3<=x<2

40 . P and Q are positive integers with their averagfe 15, find how

many different values can one take

ans:29

41.The hands of clock coincide after every 66 min of correct time.

How much does the clock gain or lose in a day.

ans:gains 11 min

42.Ifxto the power of 5=4 and x to the power of 4=5/y , then x equals

ans:4y/5

43.if x,y,z are natural numbers, and if 2x=y and y=3z, which of the

following numbers could be x+y+z

ans:44

44.The pipes can fill a cistern in 1.5 hours and 2 hours

respectively. A wste pipe can empty a full cistern in 3 hours. If the

cisternis empty and all three pipes are opened together, in how many min

will the cistern be half full

ans:36

45. The members a,b,12 forma geometric progression and the nos a,b,9

form an arithmetic progression. find the value of a+b

ans:9or 45

46.IN a group of 15,7 can speak spanish, 8 can speak french, and 3

can speak neither.How much of the group can speak both french andspanish

ans:2/3

47.Oranges are bought at 11 for Rs. 10 and sold at 10. for Rs. 11

the profit is

ans:21%

48.If x/y=2/3 then y**2/x**2 is equal to

ans:9/4

49. the cordinates of A,b,c are respectively (2,3) ,(4,4) AND

(0,-2). If abcd is a parallelgram. The coordinates of D are

ans:(-1,-3)

50. If nis odd which of the following statements is true

ans: 1.n is odd 2. n**2 is odd 3. n**2 is even

a.1 only b.2 only c. 3 only 4. 1&2 only