Solved Questions Paper-2 UGC-NET Computer Science November 2017
1. | If the time is now 4 O'clock, what will be the time after 101 hours from now? |
A. | 9 O'clock |
B. | 8 O'clock |
C. | 5 O'clock |
D. | 4 O'clock |
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Explanation | |
2. | Let m = (313)_{4} and n = (322)_{4}. Find the base 4 expansion of m + n. |
A. | (635)_{4} |
B. | (32312)_{4} |
C. | (21323)_{4} |
D. | (1301)_{4} |
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Explanation | |
3. | Let Find the boolean product A?B of the two matrices. |
A. | |
B. | |
C. | |
D. | |
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Explanation | |
4. | How many distinguishable permutations of the letters in the word BANANA are there? |
A. | 720 |
B. | 120 |
C. | 60 |
D. | 360 |
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Explanation | |
5. | Consider the graph given below : Use Kruskal's algorithm to find a minimal spanning tree for the graph. The List of the edges of the tree in the order in which they are chosen is? |
A. | AD, AE, AG, GC, GB, BF |
B. | GC, GB, BF, GA, AD, AE |
C. | GC, AD, GB, GA, BF, AE |
D. | AD, AG, GC, AE, GB, BF |
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Explanation | |
6. | The Boolean function with the Karnaugh map is : |
A. | (A + C).D + B |
B. | (A + B).C + D |
C. | (A + D).C + B |
D. | (A + C).B + D |
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Explanation | |
7. | The Octal equivalent of the binary number 1011101011 is: |
A. | 7353 |
B. | 1353 |
C. | 5651 |
D. | 5657 |
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Explanation | |
8. | Let P and Q be two propositions,¬(P <--> Q) is equivalent to: |
A. | P <-->¬ Q |
B. | ¬P <--> Q |
C. | ¬P <--> ¬Q |
D. | Q --> P |
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Explanation | |
9. | Negation of the proposition ∃ x H(x) is: |
A. | ∃ x ¬H(x) |
B. | ∀ x ¬H(x) |
C. | ∀ x H(x) |
D. | ¬ x H(x) |
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Explanation | |
10. | The output of the following combinational circuit is F. The value of F is : |
A. | P1+P2`P3 |
B. | P1+P2`P3` |
C. | P1+P2P3` |
D. | P1`+P2P3 |
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Explanation |
Author Does Not claim of any answer these answers are as per expert opinion