| Answer | The recruitment procedure for TCS:
Online test
Technical Interview
Management Round
HR Interview
ONLINE TEST
The test was conducted after d preplacement talk. U will be given user ids
to attend the online interview.
Remember your user ids.
U have 3 sections inonline test:
1.VERBAL SECTION
consists of 28 qs. answer in 20 mins.(28 marks)
10 antonyms 10 synonyms a small passage wid blanks n a reading
comprehension(RC).
4 blanks options will b given u hav 2 choose right one.
For example the 5 olympic rings r of----------1-------colours. dey r ----
2------ and ------3------and------
2.QUANTITATIVE APTITUDE
32 qstns in 40 mins(32marks)
prepare old papers sometimes section is very easy.
AGES
1)Last year pandit was thrice his sister's age. Next year he is only twice
her age. After 5 years what is pandit's age.
a)2 b)12 c)11 d)14 ans:b
2) Jalia is twice older than qurban . If jalia was 4 years younger, qurban
was 3 years older ther diff. between their ages is 12 years.what is the
sum of thier ages?
a)67 b)57 c)36 d)none ans: b
3) Fathers age is 5 times his son's age. 4 years back the father was 9
times older than son.Find the fathers' present age. Ans. 40 years?
4)Joe's father will be twice his age 6 years from now. His mother was
twice his age 2 years before. If Joe will be 24 two years from now, what
is the difference between his father's and mother's age?
a) 4 b) 6 c) 8 d) 10
ALLIGATION
1).In a mixture, R is 2 parts, S is 1 part. In aoder to make S to 25% of
the mixture, how much R is to be added?
AVERAGE
1) gavaskar average in first 50 innings was 50. after the 51st innings his
average was 51 how many runs he made in the 51st innings?
2) Hansie made the following amounts in seven games of cricket in India:
Rs.10, Rs.15, Rs.21, Rs.12, Rs.18, Rs.19 and Rs.17 in crores. Find his
average earnings?
Ans. Rs.16 crore
3)Average of 5 number is -10 sum of 3 numbers is 16,what is the average of
other two numbers?
answer -33
4)Three companies working independently and get savings 10%, 20%, 25%. if
the companies work just opposite then what will be the net saving?
5)If A, B and C are the mechanisms used separately to reduce the wastage
of fuel by 30%, 20% and 10%. What will be the fuel economy if they were
used combined?
Ans 20%
BOATS
1) If a man can swim downstream at 6kmph and upstream at 2kmph, his speed
in still water is
:a. 4kmph b. 2kmph c. 3kmph d. 2.5kmph
CAR
1)A car is filled with four and half gallons of oil for full round trip.
Fuel is taken 1/4 gallon more in going than coming. What is the fuel
consumed in coming up?
Sol Before the trip, car is filled with = 4 ½ gallon of oil
Let 'X' be the quantity of fuel consumed for the trip in one direction
The fuel consumed while going = X + ¼
The fuel consumed while coming = X
Therefore, the fuel consumed for the trip = (X + ¼) + X = 4 ½
ð 2X + ¼ = 4 ½ => 2X = 4 ½ - ¼ => 2X = 4 ¼ => X= 2 gallons approx
CHAIN RULE
1)A can copy 50 papers in 10 hours while both A & B can copy 70 papers in
10 hours. Then for how many hours required for B to copy 26 papers?
13
CHESS BOARD
1) in 8*8 chess board what is the total number of squares refer odel
ans:204
CODING
1)There is a word 'PERLMENTASITION'.. if 1st and 2nd, 3rd & 4th words are
changed and so on, then find the 14th letter from right after change?
2)If TAFJHH is coded as RBEKGI then RBDJK can be coded as
ans qcckj
3)a series of letters are given how many Ws r followed by F and preceded
by T. 12.SURFW Code is translated as SHEET.
4)Code Interchanging, A word is given... Letters are reversed.u r asked to
find the nth letter from right or left.
Eg.DESTABILIZATION
Ans-T
5) BFGE coded as CEHD then code PVHDJ
ANS: QUICK
6) Find the no. of y followed by w but that is not followed by z. Y W R U
D D Y W Z .
7) If VXUPLVH is written as SURMISE, what is SHDVD ?
Ans. PEASA (hint: in the first word, the alphabets of the jumbled one is
three alphabets after the corresponding alphabet in the word SURMISE. S =
V-3, similarly find the one for SHDVD) If DDMUQZM is coded as CENTRAL then
RBDJK can be coded as
Ans. QCEIL (hint: Write both the jumbled and the coded word as a table,
find the relation between the corresponding words, i.e C= D-1, N=M+1 & so
on
9) In the word ECONOMETRICS, if the first and second, third and forth,
forth and fifth, fifth and sixth words are interchanged up to the last
letter, what would be the tenth letter from right?
Ans. word is CENOMOTEIRSC tenth word is R
10)If D_MUQZM is coded as CENTRAL then RBDJK can be coded as?
11)In a certain format TUBUJPO is coded as STATION. The code of which
string is FILTER?
12) What is the code formed by reversing the First and second letters, the
third and fourth letters and son on of the string SIMULTANEOUSLY?
13)In the word ORGANISATIONAL, if the first and second, third and forth,
forth and fifth, fifth and sixth words are interchanged up to the last
letter, what would be the tenth letter from right?
ANS: I(ROANISATIONALG)
COST
1)A power unit is there by the bank of the river of 750 meters width. A
cable is made from power unit to power a plant opposite to that of the
river and 1500mts away from the power unit. The cost of the cable below
water is Rs. 15/- per meter and cost of cable on the bank is Rs.12/- per
meter. Find the total of laying the cable. Ans 1000 (24725 - cost) 20250
Ans. Rs. 22,500 (hint: the plant is on the other side of the plant i.e. it
is not on the same side as the river)?
2) The cost of one pencil, two pens and four erasers is Rs.22 while the
cost of five pencils, four pens and two erasers is Rs.32.How much will
three pencils, three pens and three erasers cost?
Ans. 27
3)2 oranges,3 bananas and 4 apples cost Rs.15 . 3 ornages 2 bananas 1
apple costs Rs 10. what is the cost of 3 oranges, 3 bananas and 3 apples ?
ANs Rs 15.
4) A shopkeeper bought a watch for Rs.400 and sold it for Rs.500.What is
his profit percentage?
Ans. 25%
5) What percent of 60 is 12?
Ans. 20%
6)Three men goes to a hotel to stay ,the clerk says $30 per room/day so
all the three plans to stay in one room so each pays $10.After some time
the clerk realises that he made a mistake of collecting $30 but the room
cost only $25,there fore he decides to return $5 to them so he calls the
roomboy and gives him $5 asking him to return.The roomboy keeps $2 with
him and he returns only $3($1 for each).Now Totally all have paid $9 each
($27)+rommboy $2 which is equal to $27.where did $1 go,who has made the
mistake?
7) two pencils cost 8 cents. then 5 pencils cost? (20 cents) A box of 150
packets consists of 1kg packets and 2kg packets. Total weight of box is
264kg. How many 2kg packets are there?
a) 96 b)67 c)100 d)114
ans:d
9)Which is more economical of the following?
a)2kg -- 30/- b)8kg -- 160/- c)5kg -- 80/-
10)Satish earns 240 weekly.12% of big amount + earning weekly = 540
what is the big amount?
a)3200 b)3600 c)2500 d)1000 ans: c
11) Bhanu spends 30% of his income on petrol on scooter. ¼ of the
remaining on house rent and the balance on food. If he spends Rs.300 on
petrol then what is the expenditure on house rent?
a) Rs.525 b) Rs.1000 c) Rs.675 d) Rs.175
12) A sporting goods store ordered an equal number of white and yellow
balls. The tennis ball company delivered 45 extra white balls, making the
ratio of white balls to yellow balls 1/5 : 1/6. How many white tennis
balls did the store originally order for?
a) 450 b) 270 c) 225 d)None of these
13) There is a circular pizza with negligible thickness that is cut
into 'x' pieces by 4 straight line cuts. What is the maximum and minimum
value of 'x' respectively?
a) 12,6 b) 11,6 c) 12,5 d) 11,5
14) The total expense of a boarding house are partly fixed and partly
variable with the number of boarders. The charge is Rs.70 per head when
there are 25 boarders and Rs.60 when there are 50 boarders. Find the
charge per head when there are 100 boarders?
a) 65 b) 55 c) 50 d) 45
COUNTERFEIT
1)in 80 coins one coin is counterfiet what is minimum number of weighings
to find out counterfiet coin?
CUBE
1)vertices edges and surfaces of a cube Ans-8,12,6
CURVES
1)Study the nature of the curves Y==LOGX, XY==C etc?
2)curve was given & in option equation was given, you have to mark the
correct equation (curve and equation was of general
logx,ex,sinx,cosx,tanx,x curves)
3)values of x &f(x) was given (like x=1000&f(x)=3) and equations was given
4)Which shape will be obtained by using these values of X,Y
X Y
0 0.00001
10 1.02
100 1.72
1000 3.00
9999 4.72
4a)Which shape will be obtained by using these values OF X ,Y
XY
00.00001
101.02
1001.72
10003.00
99994.72
5)Which equation that best suits this curve
A LINE CUTS X AT -1 WHEN Y=0 AND X=0 WHEN Y=3 AND GOES UPWARD
Y
X
TCS Placement Papers | TCS Interview Procedure |
TCS Aptitude Questions | TCS Technical Questions |
TCS Interview Questions
DATA INTERPRETATION
1) Correct chart with correct values
X- YEAR Y- NO OF PERSONS
1. Average no. of persons from 1995 - 1999
2. Which year has large differences in no of persons
3. If 10% of people leaves the office in 1998 then, how many fresh
candidates can be added in the next year?
2)Given a Bar Chart showing the sales of a company. (In Figure) The sales
in years as shown in the figure are (in crores) 1998-1999 - 130,
1997-1998 - 90, 1996-1997 - 90, 1995-1996 - 70
1. The highest growth rate was for the year
Ans. 1998-1999
2. The net increase in sales of the company in the year span of 1995-1999
Ans. 60 crores.
3.The lowest growth rate was for the year ?
Ans. 1997
4.Year 95 96 97 9899 Members 1001701050
i ) Which year has maximum members growth?
M 100
1
E
M 70
10
B 60
E 50
R Year
S 95 96 97 98
i ) Which year has maximum members growth?
DEGREES
1) TIMEDEGREE
27(deg) 6' 43.15"
45(deg) 31' 4.3"
then what will be the degree when time is 3 o clock/
DIRECTIONS
1)A Flight takes off at 2 A.M from northeast direction and travels for 11
hours to reach the destination which is in north west direction. Given the
latitude and longitude of source and destination. Find the local time of
destination when the flight reaches there? 7 AM or 1.00 PM
2) My flight takes of at 2am from a place at 18N 10E and landed 10 Hrs
later at a place with coordinates 36N70W. What is the local time when my
plane landed.
a) 6 am b) 6:40am c)7:40 d)7:00 e)8:00
(Hint : Every 1 deg longitude is equal to 4 minutes. If west to east add
time else subtract time)
Ans 8:00
3)A moves 3 kms east from his starting point. He then travels 5 kms north.
From that point he moves 8 kms to the east. How far is A from his starting
point?
Ans. 13 kms
4)Aeroplane is flying at a particular angle and latitude, after some time
another latitude is given..(8 hrs later), u r asked to find the local time
of the place.
5)An aeroplane starts from a (some latitude is given according to place)
at 2 am local time to b(some latitude). travelling time is 10 hours. what
is the local time of b when it reaches b?
6)A plane moves from 9°N40°E to 9°N40°W. If the plane starts at 10 am and
takes 8 hours to reach the destination, find the local arrival time?
7) A file is transferred from a place to a destination capable of 10 kb.
they given some rate of transfer. u have find a equation that best suit
this?
FROG
1)In a well of 20feet depth, a frog jumps 5feet up in the morning and
comes 4feet down in the evening, on which day the frog gets out of the
well.
GAMES
1) in some game 139 members have participated every time one fellow will
get bye what is the number of matches to choose the champion to be held?
ans: 138
2)A & B are playing a game .There are 8 oranges in a row on the table.one
Player can take 1-4 oranges in a pick (a maximum of 4),one who picks the
last orange wins the game.'A' plays first How many oranges should he pick
first time inorder to win the game.
answer 3.
LCM
1) LCM of x and y is 36 and HCF of x and y is 4. If x = 4 then which of
the following is definitely not true?
a)Y is divisible by 3 b)Y is divisible by 6 c)Y is divisible by 9 d)X+Y is
divisible by LOGARITHMS
2) log .342==..., log . 343==.... then log .341==????? etc...
3)value of log3.142& log3.143 was given and log3,141 was asked so you have
to only see on answer and mark
4)If log 0.317=...... and log 0.318=....... Then find the value of log
0.319.
MATCH
1)Match the following:
1. Male - Boy ---> a. A type of
2. Square - Polygon ---> b. A part of
3. Roof - Building ---> c. Not a type of
4. Mushroom - Vegetables ---> d. A superset of
Ans: 1- d, 2- a, 3- b, 4- c
2)Match the following.
1. brother - sister ---> a. Part of
2. Alsatian - dog ---> b. Sibling
3. sentence - paragraph ---> c. Type of
4. car - steering ---> d. Not a type of
Ans. 1-b, 2-c, 3-a, 4-d
3)scooter ----- automobile a. a part of
2.oxygen------- water b. a type of
3.shop staff--- fitters c. not a type of
4. bug --------reptile d. a superset of
4)A B
1. sentence, paragraph 1. type of
2. basmati, wheat 2. a part of
3. brother, sister 3. not a type of
4. breigal, dog 4. sibling
ans: 1-> 2 2->1 3->3 4->4
MATHEMATICAL SYMBOLS
1) Given $ means Tripling and % means change of sign then find the value
of $%$6-%$%6
ANS : -72
2)5-&%&5 Ans-30 (Check)
3) What is the value of % # % (5) + # % # (2) where % - doubling #-
reciprocal?
4)Find the value of @@+25-++@16, where @ denotes "square" and +
denotes "square root". Ans: 621 or 121
MATRIX
1)Find the singularity matrix from a given set of matrices?(Hint det(A)
====0)
MEMORY
1)If the vertex (5,7) is placed in the memory. First vertex (1,1) 's
address is 1245 and then address of (5,7) is ----------1279
2)A 2D array is declared as A[9,7] and each element requires 2 byte. If A[
1,1 ] is stored in 3000. Find the memory of A[8,5] ?
3106
3)one circular array is given (means the memory allocation takes place
like a circular fashion )dimension (9X7) .starting address is 3000.find
the address of (2,3)..555
4)Some has got the qs. As memory allocation takes place coloumnwise.u have
to find out the address.
5)The size of a program is N. And the memory occupied by the program is
given by M = square root of 100N. If the size of the program is increased
by 1% then how much memory now occupied?
Ans 0. 5%( SQRT 101N)
6)In a two-dimensional array, X (9, 7), with each element occupying 4
bytes of memory, with the address of the first element X (1, 1) is 3000,
find the address of X (8, 5).
Ans 3212
MIXTURE
1)16 litre can, 7 litre can,3 litre can,the customer has to be given 11
litres of milk using all the three cans only explain?
NUMBER SYSTEM
1) The number 362 in decimal system is given by (1362)x in the X system of
numbers find the value of X ?
a}5 b) 6 c) 7 d) 8 e) 9
2) Decimal no 319 is equal to 1234.This 1234 belongs to which Number
systems?
3)194 base 10 = ____ base 5 (1234)
4) In which of the system, decimal number 194 is equal to 1234? ANS:5
5) Convert the decimal number 310 to the base 6. Ans: 1234
6) Find the value of the decimal number to the base 7. Ans. 1436.
7) In which of the system, decimal number 384 is equal to 1234?
In which of the system, decimal number 184 is equal to 1234? Ans 5
9) Find the value of the 678 to the base 7. ans 1656
10)The base 5 representation of the decimal number 2048 is _____.
ODD MAN OUT
1) LINUX, WINDOWS 98, SOLARIS, SMTP
(ANS: SMTP)
2)MVS
3).JAVA b) LISP c) Smaltalk d)Eiffle Ans: LISP ( All other languages are
OOPS)
4)1.http 2.arp 3.snmp 4.sap
Ans-sap
5)1.linux 2.windows NT 3.sql server 4.Unix
Ans-Sql server
6)1.SAP 2.ARP 3.WAP 4.TCP IP
7)a. Oracle b. Linux c. Ingress d. DB2
a. SMTP b. WAP c. SAP d. ARP
Ans:SAP
9)a. WAP b. HTTP c. BAAN d. ARP
Ans:Baan
10)a. LINUX b. UNIX c. SOLARIS d. SQL SERVER
Ans:SQL SERVER
11)a. SQL b. DB2 c. SYBASE d. HTTP
Ans: HTTP
12)a. Oracle b. Linux c. Ingress d. DB2
ANS:LINUX
ORTHOGONAL PAIRS
1)Which of the following are orthogonal pairs? a. 3i+2j b. i+j c. 2i-3j
d. -7i+j
ans a,c
2) (a) 2+3i (b)1+i (c) 3-2i (d) 1-7i .Find which of the above is
orthogonal.
Ans a,c
3)Sum of slopes of 2 perpendicular st. lines is given. Find the pair of
lines from the given set of options which satisfy the above condition?
PARTNERSHIP
1) If Rs.1260 is divided between between A, B and C in the ratio 2:3:4,
what is C's share?
Ans. Rs. 560
2) A sum of money is divided among A, B and C such that for each rupee A
gets, B gets 65paise and C gets 35paise. If C's share is Rs.560, the sum
is ..
a)2400 b)2800 c)3200 d)3800
PERCENTAGE
1) What percent of 60 is 12?
Ans. 20%
2) A report consists of 20 sheets each of 55 lines and each such line
consists of 65 characters. This report is retyped into sheets each of 65
lines such that each line consists of 70 characters. The % reduction in
the number of sheets is closest to
a)20 b)5 c)30 d)35
3) Amal bought 5 pens, 7 pencils and 4 erasers. Rajan bought 6 pens, 8
erasers and 14 pencils for an amount which was half more than what Amal
had paid. What % of the total amount paid by Amal was paid for pens?
a)37.5% b)62.5% c)50% d)None of these
PERMUTATIONS
1)How many 3 digits with 3 Distinct digits are there from 100-1000.
POWER OF
1)What is the power of 2? a. 2068 b.2048 c.2668 Ans:2048
2) 8 to the power of x is 32,what is the value of x?
3)Which is a/not a power of 2 or 3.
4)Power of 4 Ans-4096
5)WHICH ONE WILL BE THE EXACT POWER OF 3
(i) 2768 (ii)2678 (III) 2187
PRIME NUMBERS
1)Find the highest prime number that can be stored in an 8bit computer.
2)What is the max possible 3 digit prime number? Ans 997 C hetan aS
3)Largest prime no. in a 6 bit,8 bit (Ans 127),9 bit microprocessor
4)What is the largest prime no that is stored in 8 bit pattern ANS: 253
(NOT SURE)
5)What is the largest prime number that can be stored in an 8-bit memory?
251 or 127
6)Which is the largest prime number that can be stored in a 9-bit register?
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TCS Aptitude Questions | TCS Technical Questions |
TCS Interview Questions
PROBABILITY
1)in a company 30% are supervisors and 40% employees are male if 60% of
supervisors are male. what is the probability that a randomly choosen
employee is a male or female?
2) 12 Blacksox and 12 Whitesox mixed in a box,a pair of sox is picked at a
time, in which pick/how many pick, to get the right pair (black&black or
white&white)?
3)Two coins one with HEAD IN BOTH SIDES and the other coin HEAD IN ONE
SIDE AND TAIL IN THE OTHER SIDE is in a box,a coin is taken at random and
FOUND HEAD IN ONE SIDE. what is the probability that THE OTHER SIDE IS
HEAD?
4) There are 5 distinct pairs of white socks and 5 pairs of black socks in
a cupboard. In the dark, how many socks do I have to pull out to ensure
that I have at least 1 correct pair of white socks? a)3 b)11 c)12 d)16
PROBLEMS ON NUMBERS
1)What number should be added to or subtracted from each term of the ratio
17 : 24 so that it becomes equal to 1 : 2.
Ans. 10 should be subtracted
2)The sum of the digits of a two digit number is 8. When 18 is added to
the number, the digits are reversed. Find the number?
Ans. 35
3)In a fraction, if 1 is added to both the numerator at the denominator,
the fraction becomes 1/2. If numerator is subtracted from the denominator,
the fraction becomes 3/4. Find the fraction.
Ans. 3/7
4) WHAT IS THE NUMBER OF ZEROS AT THE END OF THE PRODUCT OF THE NUMBERS
FROM 1 TO 100
5)9/10 or 10/11 which is greater.
6) (x-y/3)-(y-x/3)=?
7)x:y=3 and x+y=80 what is the value of y? answer y=20 M(893,10)+r( )+t( )
is asked
9)n=68 x 12 x 51 Which of the follg is not an integer Ans- n/122
10)M(373, 7) + R(6. -T(3.4) + R( 3.4)
11) SOME RELATION THAT IS DEDUCE TO
A (POW 2) DIRECT PROPORTIONAL TO X (POW 3)
B (POW 2) DIRECT PROPORTIONAL TO Y (POW 3)
SOME FOUR ANSWERS WERE GIVEN
ANS: ALL OF THE ABOVE
12)WHICH IS THE PERFECT ONE AMONG THE 4?
1. 2x +3y=4 2. x + y= -1 3. Y=2x+ 3
13)A salesperson multiplied a number and get the answer 3, instead of that
number devided by 3. what is the answer he actually has to get?
1 x 3 = 3 so number = 1 divided by 3?
ans. is 1/3.
14)M(373,5)+R(3.4)+T(7.7)+R(5.
Ans. 19
15) If the numerator of a fraction is increased by 25% and denominator
decreased by 20%, the new value is 5/4. What is the original value?
a) 3/5 b) 4/5 c) 7/8 d) 3/7
16)The value of ¾ + 5 / 36 + 7 / 144 + .....+17 / 5184 + 19 / 8100 is
a)0.99 b)0.98 c)0.95 d)None of these
17) A student's grade in a course is determined by 6 quizzes and one
examination. If the examination counts thrice as much as each of the
quizzes, what fraction of final grade is determined by the examination?
a)1/6 b)1/5 c)1/3 d)¼
18) When ¾ of a unit's digit is added to the ten's digit of a two number,
the sum of the digits becomes 10. If ¼ of the ten's digit added to the
unit's digit, then the sum of the digits is 1 less than the previous. Find
the number.
a)94 b)84 c)48 d)88
19) A person had to multiply two numbers. Instead of multiplying by 35, he
multiplied by 53and the product went up by 540. What was the raised
product?
a)780 b)1040 c)1590 d)1720
RECTANGULAR
1) Which is not a side of a rectangular
1. (2,3,4) 2.(3,4,7) 3. (3,5,9)
2) One rectangular plate with length 8inches, breadth 11 inches and 2
inches thickness is there. what is the length of the circular rod with
diameter 8 inches and equal to volume of rectangular plate?
ans: 3.5inches
3) If the length of a rectangle is increased by 30% and the width is
decreased by 20%, then the area is increased by...
(a) 10% (b) 5% (c) 4% (d) 20% (e) 25%
4) The length of a rectangle is increased by 60%. By what % would the
width have to be decreased to maintain the same area?
a)30% b)60% c)75% d)37.5%
RECURSION
1)G(0)= -1, G(1)=1, G(N)=G(N-1) - G(N-2), G(5)= ?
ans - 2
2)G (0) =1 G (1)= -1 IF G (N)=2* (G (N-1))- 3(G (N-2)) THEN WHAT IS THE
VALUE OF G (4)?
3)If f(0)=1 and f(n)= f(n-1)*n, find the value of f(4).
Ans: 24
4)If g(0)=g (1)=1 and g (n)= g (n-1) + g (n -2) find g (6);
SERIES
1)Complete the series. 3, 8, --, 24, --, 48, 63 .
ans 15, 35
2)Complete the series. 4, -5, 11, -14, 22, ---
Ans - 27
3) SERIES: 2,7,24,77,? (238) or (240)
4)77,49,36,18,? answer 8 (7*7=49)(4*9=36)(3*6=1 (1*8=
5)series: 5 6 7 8 10 11 14 ??
ans.15 or 18
6)15 14 12 11 ?? 9 8
ans.10
7)What is the 12th term of the series 2, 5, 8, ....
Ans. 35
8)58,27,12,x,2,1. Find x.
9)7,9,13,_,27,37.
Ans-19
10)2, 5, __ , 19, 37, 75
Ans: 9
11)Complete the sequence 9,10,11,13,15, __, 21,28.
SET
1)A, B and C are 8 bit nos. They are as follows:
A 1 1 0 1 1 0 1 1
B 0 1 1 1 1 0 1 0
C 0 1 1 0 1 1 0 1
Find ( (A-B) u C )=? Hint : 109 A-B is {A} - {A n B}
ANS: 0 1 1 1 1 1 1 1 (DB)?
2)If A, B and C are the mechanisms used separately to reduce the wastage
of fuel by 30%, 20% and 10%. What will be the fuel economy if they were
used combined.
Ans 20%
3) | A | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 10010001
| B | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 0 01101010
| C | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 0 10010110
(AuB)nC = ? [ (A union B) intersection C = ?]
4) A 0 0 0 0 1 1 1 1
B 0 0 1 1 0 0 1 1
C 0 1 0 1 0 1 0 1
( A U B ) P C Find the fourth row, having the bit pattern as an integer in
an 8-bit computer, and express the answer in its decimal value.
Ans. 29
5) In the class of 40 students, 30 speak Hindi and 20 speak English. What
is the lowest possible number of students who speak both the languages?
(a) 5 (b) 20 (c) 15 (d) 10 (e) 30
6)You will be given the bit position values for A, B and C and using the
relation (A?B) u C you have to construct the truth table. Then find the
corresponding decimal number and choose the right option.
7)If A=(110010) in base 2 & B=(101011) in base 2, then what is the decimal
value of (AB)C
SHADOW
1)A building with height D shadow upto G. A neighbour building with what
height shadows C feet.
|----|----|----|----|----|----|----|
A B C D E F G H
Sol: B Ft. or CD/G
SOLUTIONS
1) How many positive integer solutions does the equation 2x+3y = 100 have?
a)50 b)33 c)16 d)35
STANDARD DEVIATION
1)Which of the following set of numbers has the highest Standard deviation?
a)1,0,1,0,1,0 b)-1,-1,-1,-1,-1,-1 c)1,1,1,1,1,1 d)1,1,0,-1,0,-1
2)WHICH WILL GIVE GOOD STANDARD DEVIATION
1. (7,0,-7,0,7) 2. (7,-7,7,-7,7) 3. (1,0,-1,0,1)
TANK
1)with 4/5 full tank vehicle travels 12 miles, with 1/3 full tank how much
distance travels
( 5 miles )
2)A car travels 12 kms with a 4/5th filled tank.How far will the car
travel with 1/3 filled tank?
Ans. 5 kms
TEMPERATURE
1)In Madras, temperature at noon varies according to -t^2/2 + 8t + 3,
where t is elapsed time. Find how much temperature more or less in 4pm to
9pm. (May be we can solve it by Definite Integration. Check any way}
Ans. At 9pm 7.5 more or 385.8(DB)
2)For temperature a function is given according to time : ((t**2)/6) + 4t
+12 What is the temperature rise or fall between 4.AM TO 9 AM
2)For temperature a function is given according to time : ((t**2)/6) + 4t
+12 What is the temperature rise or fall between 5 PM to 8 PM
3)Low temperature at the night in a city is 1/3 more than 1/2 high as
higher temperature in a day. Sum of the low tem. and highest temp. is 100
degrees. Then what is the low temp?
(40 deg.)
TIME AND DISTANCE
1)A is driving on a highway when the police fines him for overspeeding and
exceeding the limit by 10 km/hr.At the same time B is fined for
overspeeding by twice the amount by which A exceeded the limit.If he was
driving at 35 km/hr what is the speed limit for the road?
Ans. 15 kmph
2)A car travels 12 kms with a 4/5th filled tank.How far will the car
travel with 1/3 filled tank?
Ans. 5 kms
3) falling height is proportional to square of the time. one object falls
64cm in 2sec than in 6sec from how much height the object will fall.
4)A car has run 10000 miles using 5 tyres interchangably,To have a equal
wornout by all tyres how many miles each tyre should have run.
answer 4000 miles/tyre
5)A person, who decided to go to weekened trip should not exceed 8 hours
driving in a day. Average speed of forward journey is 40 m/h. Due to
traffic in sundays, the return journey average speed is 30 m/h. How far he
can select a picnic spot?
a) 120 miles b) between 120 and 140 miles c) 160 miles
ans: 120 miles
6)A ship started from port and moving with I miles per hour and another
ship started from L and moving with H miles per hour. At which place these
two ships meet?
|----|----|----|----|----|----|
port G H I J K L
7)A person was fined for exceeding the speed limit by 10mph. Another
person was also fined for exceeding the same speed limit by twice the
same. If the second person was traveling at a speed of 35 mph, find the
speed limit.
Sol: Let 'x' be the speed limit
Person 'A' was fined for exceeding the speed limit by = 10mph
Person 'B' was fined for exceeding the speed limit by = twice of 'A' =
2*10mph=20mph
given that the second person was traveling at the speed of 35mph
=> 35mph - 20mph = 15mph
8)A bus started from bustand at 8.00am, and after 30 minutes staying
at destination, it returned back to the busstand. The destination
is 27 miles from the busstand. The speed of the bus is 18mph. In
return journey bus travels with 50% fast speed. At what time it returns to
the busstand?
(11.00am).
9) wind flows 160 miles in 330 min, for 80 miles how much time required.
10)A storm will move with a velocity of towards the centre in hours,At the
same rate how much far will it move in hrs.
( but the answer is 8/3 or 2 2/3 )
11)If A is traveling at 72 km per hour on a highway. B is traveling at a
speed of 25 meters per second on a highway. What is the difference in
their speeds in meters per second?
(a) 1/2 m/sec (b) 1 m/sec (c) 1 1/2 m/sec (d) 2 m/sec (e) 3 m/sec
12)A traveler walks a certain distance. Had he gone half a kilometer an
hour faster \, he would have walked it in 4/5 of the time, and had he gone
half a Kilometer an hour slower, he would have walked 2 ½ hr longer. What
is the distance?
a)10 Km b)15 Km c)20 Km d)Data Insufficient
13) A ship leaves on a long voyage. When it is 18 miles from the shore, a
seaplane, whose speed is 10 times that of the ship is sent to deliver
mail. How far from the shore does the seaplane catch upo with the ship?
a)24 miles b)25 miles c)22 miles d)20 miles
14) In a circular race track of length 100 m, three persons A, B and C
start together. A and B start in the same direction at speeds of 10 m/s
and 8 m/s respectively. While C runs in the opposite at 15 m/s. When will
all the three meet for the first time on the after the start?
a)after 4s b)after 50s c)after 100s d)after 200s
15) If the distance traveled (s) in time (t) by a partile is given by the
formula s = 1+ 2t+3t2+4t3, then what is the distance travelled in the 4th
second of its motion?
a)141m b)171m c)243 m d)313 m
16) A non stop bus to Amritsar overtakes an auto also moving towards
Amritsar at 10 am. The bus reaches Amritsar at 12.30 pm and starts on the
return journey after 1 hr. On the way back it meets the auto at 2 pm. At
what time the auto will reach Amritsar?
a) 2.30pm b)3.00pm c)3.15pm d)3.30pm
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TIME AND WORK
1)A is twice efficient than B. A and B can both work together to complete
a work in 7 days. Then find in how many days A alone can complete the
work?
10.5 (11)
2)A finish the work in 10 days. B is 60% efficient than A. So how days
does B take to finish the work?
Ans 100/6 (4 days)
3) A finishes the work in 10 days & B in 8 days individually. If A works
for only 6 days then how many days should B work to complete A's work?
Ans 3.2 days (4 days)
4)A man, a woman, and a child can do a piece of work in 6 days. Man only
can do it in 24 days. Woman can do it in 16 days and in how many days
child can do the same work?
Ans 16
5)If 20 men take 15 days to to complete a job, in how many days can 25 men
finish that work?
Ans. 12 days
6) one fast typist type some matter in 2hr and another slow typist type
the same matter in 3hr. if both do combinely in how much time they will
finish.
ans: 1hr 12min
7)A man shapes 3 cardboards in 50 minutes,how many cardboards does he
shape in 5 hours?answer 18cardboards. A work is done by two people in 24
min. one of them can do this work a lonely in 40 min. how much time
required to do the same work for the second person.
Sol:(A+B) can do the work in = 1/24 min.
A alone can do the same work in = 1/40 min.
B alone can do the same work in = (A+B)'s - A's = 1/24 - 1/40 = 1/60
Therefore, b can do the same work in = 60 min
9)A can do a piece of work in 20 days, which B can do in 12 days. In 9
days B does ¾ of the work. How many days will A take to finish the
remaining work?
10)Anand finishes a work in 7 days, Bittu finishes the same job in 8 days
and Chandu in 6 days. They take turns to finish the work. Anand on the
first day, Bittu on the second and Chandu on the third day and then Anand
again and so on. On which day will the work get over?
a)3rd b)6th c)9th d)7th
11) 3 men finish painting a wall in 8 days. Four boys do the same job in 7
days. In how many days will 2 men and 2 boys working together paint two
such walls of the same size?
a) 6 6/13 days b)3 3/13 days c)9 2/5 days d) 12 12/13 days
12)The size of the bucket is N kb. The bucket fills at the rate of 0.1 kb
per millisecond. A programmer sends a program to receiver. There it waits
for 10 milliseconds. And response will be back to programmer in 20
milliseconds. How much time the program takes to get a response back to
the programmer, after it is sent?ans 30 milliseconds?
TRAINS
1)Two stations a & b are 110 km apart. One train starts from a at 7am, and
travels towards b at 20kmph. Another train starts from b at 8 am and
travels towards a at 25kmph. At what time will they meet?
A. 9 AM B. 10 AM C. 11 AM D. 10.30 AM
TREE
1) 900M wide 3000 m width something I can't remember some values are given
by air per m rs. 4 By ground per m rs. 5 Then where u will cut?
2)Two trees are there. one grows at 3/5 of the other in 4 years, total
growth of trees is 8 ft. what growth will smaller tree will have in 2
years ( < 2 ft. ) ie 1 ½ feet
TRIANGLES
1) Given the length of the 3 sides of a triangle. Find the one that is
impossible? (HINT : sum of smaller 2 sides is greater than the other one
which is larger)
2)3 angles or 3 sides r given.Which will form a triangle?
UNITS
1)(Momentum*Velocity)/(Acceleration * distance ) find units.
ans mass
2)(energy * time * time )/(mass * dist) = distance
3)(momentum * velocity)/(force * time) = velocity
4)Find the physical quantity in units from the equation:
(Force*Distance)/(Velocity*Velocity)
Ans. Ns2/m
5)Find the physical quantity represented by MOMENTUM *VELOCITY] / [LENGTH
* ACCELERATION]?
VENN DIAGRAM
1)Venn Diagram kinda ques.Some know English, some French,some
German....how many know two languages....
2)Venn diagrom below
1. How many person know english more than french
2. How much % of people knows all the 3 languages
3. How much % of people those who knows french and german and not english
FRENCH
3)Consider the following diagram for answering the following
questions:
A. Find the difference between people playing cricket and tennis alone.
Ans: 4
B. Find the percentage of people playing hockey to that playing both
hockey and cricket.
C. Find the percentage of people playing all the games to the total number
of players.
Ans: 6%
4)1. How many more or less speak English than French?
2. What % people speak all the three languages?
3. What % people speak German but not English?
WEIGHTS
1)There are 150 weights .Some are 1 kg weights and some are 2 kg weights.
The sum of the weights is 260.What is the number of 1kg weights?
Ans. 40
2)A truck contains 150 small packages, some weighing 1 kg each and some
weighing 2 kg each. how many packages weighing 2 kg each are in the truck
if the total weight of all the packages is 264 kg?
(a) 36 (b) 52 (c) 88 (d) 124 (e) 114
3.CRITICAL REASONING
In dis section u will b given 3 qstns 2 b ans in 30 min.every critical
reason qst hac 5 qstns 5*3=15m
B cool here. 4 dis section prepare d analytical reasoning section 4m GRE
BARRONS MODEL PAPERS(12th or 13th or 11th edi)u will definitely get atlest
2 qstn 4m dis model papers so prepare dem .
prepare model papers well.
Tech interview.
remember subjects semester wise.
themodynmic laws,carnot theorem, otto cycle, diesel cucle, dual cycle
(askd 2 draw n explain cycles)entropy defnitn enthalpy definitions etc.
2 stroke 4 stroke differences,ci si difrences, cam design, octane no,
cetane no, types of nozzles, pump def,types of pumps turbine def types of
turbines
metrology def, insruments used in metrology
tell me abt urself ?
prepare hr intrview .
TCS Placement Papers | TCS Interview Procedure |
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TCS Interview Questions
 |
| Chatterjee
|
| Answer | Paper Type : Whole Testpaper
Test Date : 20 March 2007 / 19 june 2007/22 june2007
Test Location : Knit Sultanpur / VIT Vellore/anna university chennai
Verbal
1. choose the lettered pair that expresses a relationship most similar to
relationship expressed in the capitalized pair. LINEAGE :PERSON.
(A)foliage:tree (B) derivation: word (C) adolescene : child (D) title:book
2. select the word among the given choices that is most nearly opposite in
meaning to the word “NEGATION”
(A) Hypothecation (B) postulation (C) affirmation (D) Anticipation
3. select the word or pharse among the given choices that is most nearly
similar in meaning to the word “ACM
(A)The highest point (B) sharpness (C) bottomless (d) harmony
4. given below are words three of which belong to same category . find
the word which does not belong to that category.
( A) Nimble (B) Sluggish (C) inert (D) torpid.
5. from the following sets of words ,choose the word correctly spelt.
(A)fasination (B)facination (C) fascination (D) fastenation.
6. each of the following sentences is either in active or in passive voice
and is followed by four alternatives as answers. choose the correct
alternative . women like to be flattered by men.
(a). women like to flatter man (b). men like to flatter flatter women.
(c). women like men to flatter them. (d). none of these.
7. each sentence is in direct or indirect speech and is followed by four
alternatives of the opposite form of narration to that
of the sentence , choose the correct alternative . the teacher forbade the
boys to make a noise and advised them to do their work quietly.
(a). the teacher said,”boys,do not make a noise.do your work quietly.”
(b). the teacher said,” boys,do not make a noise to your work quietly”
(c). the teacher forbade the boys.” Do not make a noise to do your
quietly”.
(d).none of these.
8. For each f the words given below a contextual usage is provided. Pick
the work from the alternatives given that is most INAPPROPRIATE in the
given context . A comprehensive approach to headache management combined
with the rise of new drugs , appear to provide a reprieve to the numerous
sufferers.
(a).doubt (b). acquittal (c) assurance (d) belief
9. Select among the given choices the correct phrase to replace the
underlined phrase in the following sentence.
One person was killed and several others are injured in police firing and
stone throwing, yesterday.
(a) one person is killed and severals others are injured
(b) one person was killed and several others were injured.
(c). one person has been killed and several others are injured
(d). one person was being killed and several others are being injured.
(10). Given below are words three of which belong to the same category.
Find the word which does not belong to the that category.
(a). respect (b) believe (c) revere (d) worship
(11). Choose one of the words given in four alternatives which has wrong
suffix.
(a) beginning (b) begineng (c) begininng (d) beginning
(12). Select the word among the given choices that is most nearly
opposite meaning to the word “NOTORIOUS”.
(A)Fashionable (B) invincible (C)intrepid (D)renowned
13.select the word or pharse among the given choices that is most nearly
similar in meaning to the word “BASHFUL”.
(A)Vigilant (B)confident (C)shy (D)complicated.
14.for each of the words given below a contextual usage is provided .pick
the work from the alternatives given that is most INAPPROPRIATE in the
given context .she is hot she is tasty, a delectable morsel on cool.
Britain ’s multicultural gravy train.
(A) Palatable (B) bland (C)unsavory (D) offensive
15.select the option that can be substituted for the given sentence. A
person with prejudiced views against religion.
(A) bigot (b) fanatic (c) orthodox (d) profane.
ANALYTICAL
16. Two cards players, peter and parul,have Rs 100 in the pot . They have
agreed that the first player to win 5 games shall win the pot. Each
player has an equal chance of winning each play.after peter has won 4
times and parul has won 3 times ,the game is interrupted and they have to
stop playing and share money . What’s the most fair amount of money that
peter should get?
(A)50 (B)75 (C)66.75 (D) 80
17.The fraction EVE/DID=0.7986798679867986…….. is a normal fraction that
can also be written as a recurring decimal. What is the vlue of I.
(A)0 (B)1 (C)3 (D)4.
18. Substitute digits for the letters to the following divison true
HIL
---------------
IL |PHIL
|IL
--------------
T I
LS
---------------
HIL
HIL
------------
000
note that the leftmost letter can,t be zero in any word.Also , there
must be a one-one mapping between digits and letters . E.g if you
substitute 9 for the letter H, no other letter can be 9 and all other
H in the puzzle must be 9. what is the value of P.
(A) 2 (B)3 (C) 5 (D) 1
19. A solar – powered car is being test driven. The vechile is driven
at 30mph under solar power and 40 mph under regular power .The trip
to the nearest town takes 45 min using both solar and regular
power ,wheras the return trip takes 50 min using only solar power . on the
trip to the town ,find the distance driven using regular power?
(A)10 miles (B) 15 miles (C) 40 miles (D) 25 miles
20. A team of 36 members is divided into groups of equal size to make
a trip. Since the groups were too large to fit in a car , 3 members
were taken from each group and these members then formed into
two additional groups . after this , all groups had the same number
of members . how many members of the team were in a group before the
three members were taken out from each group ?
(A) 4 (B) 6 (C) 9 (D) 3
21. seven members of a town boards – F,G,H;J,K,L and M – Vote on a
series of resolutions. On each resolution ,every member votes either aye
or nay according to the following patterns.
H always votes the same way as G. If F votes aye ,then K votes aye.
Either M or H votes the opposite way from J. H and M never both votes aye.
L never votes the same way as K. If G and K vote aye which of the
following must be true.
(A) F votes aye and M votes aye (b) H votes aye and F votes nay. (c) J
votes may and F votes nay . (D) L votes nay and M votes nay.
22. which of the following will appear in the series ? 243,5, 81, 15,
27, 45, 9, ?.
(A) 27 (B) 15 (C) 5 (D) 135
23. how many times do the hands of the clock point towards each other in
a day?
(A) 12 (B)18 (C) 22 (D) 24
24. a boy was asked to calculate the roots of quadratic equation
Ax2+Bx+C=0. HE CALCULATED one of the roots wrong and other one right .
with his calculation the sum and product of the roots were found to
be 7 and 12 respectively. The product exceeded the product of the correct
roots by 6. which of the following could nave been the original
quadratic equation?
(A)x2+7x+12=0 (B) x2-5x+6=0 (C) x2-7x-12=0 (D) x2-8x+12=0
25.The speed of the boat is 36 kmph higher than that of the stream
in which it travels . if it can travel 828 km downstream in 18 hours
and the same in upstream in 23 hours , its average speed is __________.
(A) 36 kmph (B) 41 kmph (C) 46 kmph (D) 31 kmph.
26. A man travels by bus for 20 hours and they by train for 05 hours . if
the average speed of the bus was 20 kmph and that of the entire journey
was 24 kmph. What was the average speed of the train?
(A) 44kmph (B) 30 kmph (C) 36 kmph (D) 40 kmph
27. 1) B is mother of D but D is not daughter of B. 2) A is son of M and
brother of G. 3) G is sister of D
which of the following cannot be referred from the given information .?
(A)B has 3 children (B)M has two sons (c) G is younger to B. (D) A
is younger to D.
28. 50% of the subscriber to newspaper A are corporate managers and
those 30% are in finance. If 40% of the subscriber who are corporate
managers in finance are money managers, how many of the newspapers 25,000
subscriber are corporate money managers in the financial field.
(A) 1500 (B)1600 (C) 1800 (D) 1900
29.there are six children A.B,C,D,E and F are playing a game of football .
they are related with each other as follows:
• A-E are brothers.
• B is A’ uncle’s son,
• C and D are daughter’s of B’s father’s brother.
• C-D are daughter’s of B’s father’s brother
• C-D are cousins of B.
How many male members are there?
(A)2 (B)3 (C)4 (D)5.
TECHNICAL
31. Consider the following program
#include
main()
{char x[10],*ptr=x;
scanf(“%s”,x);change(&x[4]);}
change(char a[])
{puts(a);}
if abcdefg is input, the output will be
(A) abcd (B)abc (C) efg (D) garbage.
32.what will be the output ?
main()
{
struct xyz
{int i:
}
struct xyz *p;
struct xyz a;
p=&a;
p->i=50;
printf(“%d”,*p,i);
}
(A) compile time error (B) 0 (C)50 (D) garbage value.
33. a two dimensional array A is declared as int A[4][2]={0}. What values
would be printed after execution the following statement?
Printf(“%d”,sizeof(A));
(A)4 (B)8 (C) 32 (D) none of these.
34. the output of the code fragment is
int x=4,*y;
y=&x;(*y)++;
printf(“%d,%d\n”,*y);
(A)5 (B) 4 (C) 0 (D) syntax error.
35. In the link list implementation of the queue class,where does the
insert method place the new entry on the linked list.?
(A)at the head (B) at the tail
(C) after the other entries that are greater than the other entry.
(D)after all other entry that are smaller than the new entry.
36.what is the drawback in the threaded binary tree?
(A)null links are replaced with thread links (B)does’nt contain null
links. (C)extra memory is required. (D)no extra memory is required.
38. which of the following option of the ls command prints non-graph
character in octal.
(A) ls-a (B) ls-b (C) ls-I (D) ls-r
39.which of the following are essential operating system services that are
general purpose ,multipurpose ,multi user computer operating system
should support
(A) interface support for computer operators
(B) performance analysis software for tuning the file system,process
scheduling ,memory management and device driver characteristics
(C)facilities for making an inventory if installed software and hardware
on the platform
(D)none of these.
40.when pack command is used the original file size is reduced
by__________.
(A)25-40% (B) 50-70% (C) 80% (D) none of these.
41 The __________ command extracts the fixed string and displace it.
(A) egrep (B) fgrep (C)grep (D) sgrep
42.here is a small piece of c++code containing a while loop
int i=0;
while (i<10)
{cout<
i++;
}
(A)0 (B)8 (C) 9 (D) 10
43. What is the difference between public and private inheritance?
(A) under the public inheritance ,public and protected members of the
base class have the same status in the derived class.
(B)under private inheritance ,public and protected members of the base
class all become private members of the derived class.
(C)both A &B
(D) none of these.
44.inheritance facilitates reusability because
(A) child object cannot be modified.
(B)the base class need not be modified to derive a new class.
(C)derived class objects inherit only the desirable feature of the base
class.
(D) objects of the base class can be treated as objects of the derived
class.
45.the ability for the processor to delegate its use by application is
called?
(A) cooperative multitasking (B) preemptive multitasking (C) time slicing
(D)sharing
46.a thread differs from a lightweight process in that :
(A)threads have a parent process (B)threads share process’s resources but
light weight process do not. (D)threads run in user space ,but light
weight thread run in kernel space.
47.the login prompt can be changed by changing the contents of the file
(A)initab (B) init (C) passwd (D)gettydefs
48.which command is used to delete all files in the current directory as
well as all files and sub directories in its sub directory?
(A)rm* (B)rm-r* (C)rm all (D)rm *.*
49. when all the elements above the main diagonal of a square matrix are
zero ,then the matrix is said to be ‘lower triangular matrix’ .consider
that such a matrix A is represented in an array A[1:n*(n+1)/2)], such that
the elements aij are stored by rows in the array ,what is the addressing
formula for element aij.(i.j=[1:n])
(A)(j*(j+1)/2)+1 (B) (i*(i+1)/2)+j (C)(i*(i-1)/2)+j (D)
(j*(j-1)/2)+1
50.an algorithm for searching a large sorted array for a specific entry x
compares every fourth item in the array to x until it finds one that is
larger than or equal to x. whenever a larger item is found ,the algorithm
examines the preceding three entries .if the array is sorted smallest to
the largest ,which of the following describes all cases when this
algorithm might use fewer comparisons to find x than would a binary tree
search?
(A)it will never use fewer comparisons. (B)when x is very close to
the beginning of the array . (C)when x is in the middle position in the
array (D)when x is very close to the end of the array
|
| Ranjeet Kumar Mishra
|
along with your userid / name. ThanQ