TCS PLACEMENT PAPER 1

TCS PLACEMENT PAPER – II

(Quantitative and Logical Reasoning)

1. 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

2. 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)

3. What is the largest prime number that can be stored in an 8-bit memory?
Ans. 127

4 Select the odd one out.
(A) Java (B) Lisp (C) Smalltalk (D) Eiffel
Ans. LISP

5 Select the odd one out
(A) SMTP (B) WAP (C) SAP (D) ARP
Ans. SAP

6. Select the odd one out
(A) Oracle (B) Linux (C) Ingress (D) DB2
Ans. LINUX

7. Select the odd one out
(A)WAP (B) HTTP (C) BAAN (D) ARP
Ans. BAAN

8. Select the odd one out
(A)LINUX (B) UNIX (C) SOLARIS (D) SQL SERVER
Ans. SQL SERVER

9. Select the odd one out
(A) SQL (B) DB2 (C) SYBASE (D) HTTP
Ans. HTTP

10. 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 is now occupied?

11. 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

12. In which of the system, decimal number 194 is equal to 1234?
Ans. 5

13. Find the value of the 678 to the base 7.
Ans. 1656

14. Number of faces, vertices and edges of a cube
Ans. 6,8,12

15 Find the value of @@+25-++@16, where @ denotes "square" and + denotes "square root".
Ans. 121

16 Find the result of the following expression if, M denotes modulus operation, R denotes round-off, T
denotes truncation:
M (373,5)+ R(3, 4)+T(7, 7)+R(5, 8)
Ans. 19

17. If TAFJHH is coded as RBEKGI then RBDJK can be coded as
Ans. PCCKJ
18. G(0) = -1, G(1) =1, G(N) = G(N-1) - G(N-2), G(5)= ?
Ans. -2

19. What is the max possible 3 digit prime number?
Ans. 997

20. 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 cost of laying the cable.
Ans. 20250

21. In Madras, temperature at noon varies according to –t2 + 8t + 3, where t is elapsed time. Find how
much temperature more or less in 4pm to 9pm?.
Ans. 385.8(DB)

22. 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 millisecond

23. 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?

24. 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

25. Which of the following are orthogonal pairs?
(A) 3i+2j (B) i + j (C) 2i – 3j (D) –7i+j
Ans. (a) & (c).

26. If VXUPLVH is written as SURMISE, what is SHDVD?
Ans. PEASA

27. 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%

28. Which is the power of 2?
(A) 2068 (B) 2048 (C) 2668 (D) 2208
Ans. 2048

29. Complete the series. 3, 8, --, 24, --, 48, 63
Ans. 15, 35

30. Complete the series. 4, -5, 11, -14, 22, ---
Ans. -27

31. A, B and C are 8 bit numbers. 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) ∪ C )=?
Hint: A – B is {A} - {A ∩ B}
Ans. 0 1 1 1 1 1 1 1 (DB)

32. 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?
Ans. 1:00 P.M

33. 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?
Ans. 13

34. 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?
Ans. 10.5 days (11)

35. A finish the work in 10 days. B is 60% efficient than A. So how many days does B take to finish the
Work?
Ans. 4 days

36. 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

37. 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].
Ans. 3106.

38. (A) 2+3i (B) 1+i (C) 3 – 2i (D) 1 – 7i .
Find which of the above is orthogonal.
Ans. (A) & (C).

39. 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

40. Given $ means Tripling and % means change of sign then find the value of $%$6-%$%6
Ans. – 72

41. 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) 6:00 am (B) 6:40am (C) 7:40 (D) 7:00 (E) 8:00
Ans. (E) 8:00