TCS Placement Paper Quantitative AND Logical Reasoning Questions:
These questions are often repeated; just the values of the data are often changed. These questions are also applicable to any other IT or other MNCs placement papers. So u can refer these for Infosys, TCS, Satyam Computers, IBM, CISCO, ANZ Bank, ICICI, Integra or other companies’ papers.
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).
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?
3. What is the largest prime number that can be stored in an 8-bit memory?
4. Select the odd one out of the following. a. Java b. Lisp c. Smalltalk d. Eiffel.
5. Select the odd one out of the following a. SMTP b. WAP c. SAP d. ARP
6. Select the odd one out of the following a. Oracle b. Linux c. Ingress d. DB2
7. Select the odd one out of the following a. WAP b. HTTP c. BAAN d. ARP
8. Select the odd one out of the following a. LINUX b. UNIX c. SOLARIS d. SQL SEVER
9. Select the odd one out of the following a. SQL b. DB2 c. SYBASE d. 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 expanded by 1 percent then how much memory is used?
11. A man, a woman, and a child can complete some work in 6 days. Men complete it in 24 days. Women complete it in 16 days and in how many days child do that work?
12. In which of the system, decimal number 384 is equal to 1234?
13. Find the value of the 678 to the base 7.
14. Number of faces, vertices and edges of a cube
15. Complete the series 2, 7, 24, 77,__ 16. Find the value of @@+25-++@16, where @ denotes “square” and + denotes “square root”.
17. 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.
18. If TAFJHH is coded as RBEKGI then RBDJK can be coded as ———
19. G(0)=-1, G(1)=1, G(N)=G(N-1) – G(N-2), G(5)= ?
20. What is the maximum value of a three digit prime number?
21. 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.
22. 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?
23. 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.
24. 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?
25. 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?
26. 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 ———-
27. Which of the following are orthogonal pairs? a. 3i+2j b. i+j c. 2i-3j d. -7i+j
28. If VXUPLVH is written as SURMISE, what is SHDVD?
29. 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.
30. What is the power of 2? a. 2068 b.2048 c.2668
31. Complete the series. 3, 8, –, 24, –, 48, 63
32. Complete the series. 4, -5, 11, -14, 22, —
33. A, B and C are 8 bit no?s. 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 :
A-B is {A} ? {A n B}
34. 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. You know the latitude and longitude of source and destination. Find the local time of destination when the flight reaches there?
35. X can copy 55 papers in 10 hours while both X & Y can copy 77 papers in 10 hours. Then for how much time is required for Y to copy 26 papers?
36. X is twice efficient than Y. X and Y work together to complete a work in 7 days. In how many days X alone completes the same work?
37. X finishes the work in 10 days. Y is 60% efficient than X. So how days do Y take to finish the same work? (Just statements are changed. Same questions can be found in other placement papers. These are also found as such in RS Agg.
38. X finishes the work in 10 days & Y in 8 days individually. If X works for only 6 days then how many days should Y work to complete X’s work?
39. The length of three sides of a triangle is given in the question. Find the one which is not possible. (HINT: sum of smaller 2 sides is greater than the other one which is larger)
40. From the given matrices, which of these is a singularity matrice?(Hint det(A)==0)
41. 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] ?
42. Sum of slopes of two perp. straight lines is given. Find the pair of lines from the given set of options which satisfy the above condition?
43. (a) 2+3i (b)1+i (c) 3-2i (d) 1-7i. Identify the one which is orthogonal.
44. (Momentum*Velocity)/(Acceleration * distance ) find the units.
45. 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
46. Given $ means Tripling and % means change of sign then find the value of $%$6-%$%6
47. My flight takes off at 2am in the early morning from a place at 18N 10E and landed 10 Hours later at a place with coordinates 36N70W. What is the local time when the plane landed?
a) 6:00 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)
48 The largest prime number capable of being stored in an 8 bit computer.
49. Which of the following set of numbers has the highest Standard deviation?
1,0,1,0,1,0
-1,-1,-1,-1,-1,-1
1,1,1,1,1,1
1,1,0,-1,0,-1
50. 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
51. 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
There are more questions from Venn Diagrams, graphical questions, bars, etc. These are quite easy. You can read similar questions in other whole test papers given here.
SECTION 3: TCS CRITICAL REASONING
I. The players G,H,J,K,L,M,N,O are going to be honored for playing for the county team in Baseball Out of these H,M,O are also in the Football team and K,N are there in the Basket ball team . These players are to be seated on a table and no two players who have represented the county in more than one game are to sit together.
1. In which of the following orders can be seated on the table?
2. Which of the orders is not possible?
3. If we seat N in the middle then which pairs can’t be seated near him?
4. If M is seated then which of the following pairs can be seated next to him?
Below the question, the choices are given.