Jawaharlal Nehru Technological University Hyderabad 2001 B.Tech Computer Science and Engineering gate - Question Paper

Duration: three Hours Maximum Marks:150
learn the subsequent instructions carefully:
1. This ques. paper consists of TW O SECTIONS: A and B.
2. part A consists of 2 ques. of multiple-choice kind. ques. one consists of
TW ENTY-FIVE sub-questions of 1 mark every and ques. two consists of TWENTY-
FIVE sub-questions of 2 marks every.
3. ans part A only on the special machine-gradable OBJECTIVE RESPONSE SHEET
(ORS). ques. in part A will not be graded if answered elsewhere.
4. ans issues of part B in the ans book.
5. Write your name, registration number and name of the center at the specified locations on
the right half of the ORS for part A.
6. Using a soft HB pencil, darken the improper bubble under every digit of your registration
number.
7. The ORS will be collected after 120 minutes from the begin of the exam. In case you
finish part A before the expiry of 120 minutes, you may begin answering part B.
8. ques. in part A are to be answered by darkening the improper bubble (marked
A, B, C or D) using a HB pencil against the ques. number on the left hand side of the
ORS.
9. In case, you wish to change an answer, erase the old ans completely using a good soft
eraser.
10. There is no negative marking.
11. part B consists of TWENTY ques. of 5 marks every. ANY FIFTEEN out of them
have to answered. If more number of ques. are attempted, score off the answers not
to be evaluated, else only the 1st fifteen unscored will be considered strictly.
12. In all 5-mark ques. (Section B), clearly show the important steps in your answers.
Dewan Road


1. This ques. consists of TWENTY-FIVE sub-questions (1.1 œ 1.25) of 1 mark
each. For every of these sub-questions, 4 possible alternatives, A, B, C and D
are given. select the most improper option and darken its bubble on
the Objective Response Sheet (ORS) against the corresponding sub-question
number using a soft HB pencil. Do not darken more than 1 bubble for any
sub-question. Do not use the ORS for any rough work. You may use the ans
book for any rough work, if needed.
1.1 Consider the subsequent statements:
S1: The sum of 2 singular n
×
n matrices may be non-singular
S2: The sum of 2 n
×
n non-singular matrices may be singular.
Which of the subsequent statements is correct?
(a) S1 and S2 are both actual (b) S1 is true, S2 is false
(c) S1 is false, S2 is actual (d) S1 and S2 are both false
1.2 Consider the subsequent relations:
R1 (a,b) iff (a+b) is even over the set of integers
R2 (a,b) iff (a+b) is odd over the set of integers

Earning:   Approval pending.