Please find the previous years question paper for the Arrangement of numbers/symbols/letters topic for the exam conducted by DRDO?

Directions (1-5): study the following Arrangement carefully and answer the Questions given below.

4 2 6 1 3 8 9 5 8 1 6 5 1 5 8 5 3 9 4 9 2 3 2 1 5 7 2 6 2 4 2 7 4

1. If all the even digits are deleted from the above Arrangement, which of the following will be seventh from the right end of the Arrangement?

a) 3 b) 5 c) 1 d) 9 e) 7

2. How many such 2's are there in the above arrangement each of which is immediately preceded by an odd digit and also immediately followed by an odd digit?

a) None b) one c) Two d) Three e) More than three

3. How many such 1's are there in the above arrangement, each of which is immediately preceded by a perfect square?

a) None b) one c) Two d) Three e) More than Three

4. If one is added to each of the even digits and two is added to each odd digits given in BOLD in the above Arrangement, how many digits will appear twice in the New Number thus formed?

a) None b) one c) Two d) Three e) More than Three

5. Which of the following is seventh to the right of the nineteenth digit from the right end of the arrangement?

a) 3 b) 5 c) 1 d) 7 e) None

Directions (6-10): study the following Arrangement carefully and answer the Questions given below.

F 4 © J 2 E % M P 5 W 9 @ I Q R 6 U H 3 Z 7 * A T B 8 V # $ Y
D

6. Four of the following five alike in a certain way based on their positions in the group arrange-ment and so form a group which is the one that does not belong to that group?

a) ©24 b) PWM c) R16 d) RUQ e) VG8

7. What should come in place of the question mark (?) in the following series based on the above Arrangement? JEM 59I RU3 ?

a) 7 A B b) 7 A T c) * 7 8 d) A B V e) None

8. How many such consonants are there in the above Arrangement each of which is immediately preceded by a number but not immediately followed by a number?

a) None b) one c) Two d) Three e) More than three

9. Which of the following is the tenth to the right of the nineteenth from the right end of the above Arrangement?

a) M b) T c) # d) 2 e) None

10. If all the symbols are dropped from the above Arrangement which of the following will be the fourteenth from the left end?

a) R b) Q c) U d) 3 e) None

11. How many such symbols are there in the above arrangement, each of which is immediately preceded by a number and immediately followed by a letter?

a) None b) one c) Two d) Three e) More than three


The solved question paper for reasoning topic by DRDO is as given below:

Attached Files

DRDO Entry Test 2008 Mechanical Engineering Previous year paper.pdf (1.95 MB, 62 views)