TCS Reasoning Ability Questions And Answers - TCS
TCS Reasoning Ability MCQs : This section focuses on "Reasoning Ability" of TCS Exam. These Reasoning MCQs are asked in previous TCS NQT Exams and will help you to prepare for upcoming TCS NQT exam.
1. If the letters of the words DOCUMENT are rearranged as they appear in the English alphabet, the position of how many letters remain unchanged after the rearrangement?
A. 0
B. 1
C. 2
D. 3
View Answer
Ans : A
Explanation: Given word D O C U M E N T
After rearrangement C D E M N O T U
So, no alphabet is at its same place
2. The first and the second digits of each numbers given below are interchanged. Then, the first and the last digits of each new number thus formed are interchanged. Which of the following numbers then will be the highest?
A. 165
B. 384
C. 247
D. 489
View Answer
Ans : D
Explanation: After rearranging all the numbers, we get 516, 435, 724, 948. Hence, option D
3. Which is the odd term in the following series : CMQ, FPT, JTX, OYC, UFI.
A. FPT
B. UFI
C. OYC
D. JTX
View Answer
Ans : B
Explanation: CMQ: The difference between C and M is 10. The difference between M and Q is 4.
FPT: The difference between F and P is 10. The difference between P and T is 4.
JTX: The difference between J and T is 10. The difference between T and X is 4.
OYC: The difference between O and Y is 10. The difference between Y and C is 4 (Here, the place value of C is 29 because, after Z which is the 26th letter, the 27th letter will be A, the 28th letter will be B and so on)
UFI: The difference between U and F is 11 (Here the place value of F is 32). The difference between F and I is 3.
4. In a certain code, P + R means P is the son of R; P – R means P is the wife of R and P x R means P is the father of R. If A + B - Q x S, then which of the following is true?
A. A is the grandson of S
B. S is the uncle of A
C. A is the brother of S
D. A is the sister of S
View Answer
Ans : C
Explanation: A + B means A is the son of B.
B - Q means B is the wife of Q.
Q x S means Q is the father of S.
So, A and S will be siblings and A is male.
Hence, A is the brother of S.
5. In a certain code, P @ R means P is the grandson of R; P $ R means P is the brother of R; P # R means P is the mother of R.
If A @ B # C $ D, then how is B related to D?
A. Mother
B. Husband
C. Son
D. Sister
View Answer
Ans : A
Explanation: A@B means A is the grandson of B
B#C means B is the mother of C
C$D means C is the brother of D.
C and D are siblings and B is the mother of C.
So, B is the mother of D as well.
6. Meaningful Word Creation: 1. Country 2. Furniture 3. Forest 4. Wood 5. Trees
A. 1,3,2,5,4
B. 1,3,5,4,2
C. 1,3,5,2,4
D. 1,2,3,5,4
View Answer
Ans : B
Explanation: Country>Forest>Trees>wood>Trees
7. Read the following information and answer the question below. In a certain code language, sea is deep means 213, sky is blue means 514 and sea looks blue means 264. What number is the code for sky?
A. 1
B. 2
C. 3
D. 4
View Answer
Ans : D
Explanation: In the first and second statements, the common digit is 1 and the common word is is.
So, 1 is the code for is.In the second and third statements, the common digit is 4 and the common word is blue.
So, 4 is the code for blue.
8. Letter Series : QAR, RAS, SAT, TAU, _____
A. TAS
B. UAT
C. UAV
D. TAT
View Answer
Ans : C
Explanation: In this series, the third letter is repeated as the first letter of the next segment. The middle letter, A, remains static. The third letters are in alphabetical order, beginning with R.
9. If two three and four cuts are made parallel to different faces of a cube, then what is the number of identical pieces obtained?
A. 60
B. 55
C. 85
D. 45
View Answer
Ans : A
Explanation: For x cuts you will get x+1 pieces
Therefore here you will get :
(2+1)*(3+1)*(4+1) pieces
=3*4*5 => 60 pieces
10. In which year was Rahul born?
Statement I: Rahul at present is 25 years younger to his mother.
Statement II: Rahul s brother, who was born in 1964, is 35 years younger to his mother.
A. Statement I is sufficient
B. Statement II is sufficient
C. Neither I nor II is sufficient
D. Both I and II are sufficient
View Answer
Ans : D
Explanation: From both I and II, we find that Rahul is (35 - 25) = 10 years older than his brother, who was born in 1964. So, Rahul was born in 1954.
11. Arrange the words given below in a meaningful sequence. 1. Income 2. Status 3. Education 4. Well-being 5. Job
A. 1,5,3,2,4
B. 2,1,3,5,4
C. 3, 5, 1, 2, 4
D. 5,4,2,1,3
View Answer
Ans : C
Explanation: Education - job- income-status-wellbeing
12. BCB, DED, FGF, HIH, ___
A. JKJ
B. HJH
C. IJI
D. JHJ
View Answer
Ans : A
Explanation: This series consists of a simple alphabetical order with the first two letters of all segments: B, C, D, E, F, G, H, I, J, K. The third letter of each segment is a repetition of the first letter.
13. Find the missing term in the series : 7, 12, 15, 16, ?, 12, 7
A. 15
B. 14
C. 11
D. 13
View Answer
Ans : A
Explanation: The series above is given as:
1 * 7 = 7
2 * 6 = 12
3 * 5 = 15
4 * 4 = 16
5 * 3 = 15
6 * 2 = 12
7 * 1 = 7
Therefore, the missing term is 15.
14. How is my grandmother's only child's husband's mother related to me?
A. Mother
B. Grandmother
C. Sister
D. Aunt
View Answer
Ans : B
Explanation: My grandmother's only child is my mother. My mother's husband is my father. My father's mother is my grandmother.
15. One morning after sunrise, Suresh was standing facing a pole. The shadow of the pole fell exactly to his right. To which direction was he facing?
A. East
B. West
C. South
D. Data is inadequate
View Answer
Ans : C
Explanation: Sun rises in the east in the morning. Since the shadow of Suresh falls to his right. So he is facing South.
16. Statements:
The best way to escape from a problem is to solve it.
Conclusions:
1. Your life will be dull if you don't face a problem.
2. To escape from problems, you should always have some solutions with you.
A. Only conclusion I follows
B. Neither I nor II follows
C. Either I or II follows
D. Only conclusion II follows
View Answer
Ans : D
Explanation: Only conclusion 2 follows. Explanation - In statement 2 it is written that to escape problems you should have solutions with you which relates to the statement given
17. Statements:
All buildings are chalks.
No chalk is toffee.
Conclusions:
No building is toffee
All chalks are buildings.
A. Only I follows
B. Only II follows
C. Neither I nor II follows
D. Either I or II follows
View Answer
Ans : A
Explanation: Only 1 follows
18. How much was the total sale of the company?
Statements I. The company sold 8000 units of product A each costing Rs. 25.
Statements II. This company has no other product line.
A. I alone is sufficient while II alone is not sufficient
B. II alone is sufficient while I alone is not sufficient
C. Either I or II is sufficient
D. Both I and II are sufficient
View Answer
Ans : D
Explanation: From I, total sale of product A = Rs. (8000 x 25) = Rs. 200000. From II, we know that the company deals only in product A. This implies that sale of product A is the total sale of the company, which is Rs. 200000.
19. Arrange the words given below in a meaningful sequence : Tired 2. Night 3. Day 4. Sleep 5. Work.
A. 1,3,5,2,4
B. 3,5,1,2,4
C. 3,5,1,4,2
D. 3,5,2,1,4
View Answer
Ans : B
Explanation: Logic = Cause & effect
20. SCD, TEF, UGH, ____, WKL
A. CMN
B. UJI
C. VIJ
D. IJT
View Answer
Ans : C
Explanation: There are two alphabetical series here. The first series is with the first letters only: STUVW. The second series involves the remaining letters: CD, EF, GH, IJ, KL.