UGC NET JUNE 2013
SYLLABUS, MODEL PAPER/ PREVIOUS YEARS SOLVED QUESTION PAPERS.
UGC NET (NATIONAL ELIGIBILITY TEST) : OLD SOLVED/PREVIOUS EXAM QUESTION PAPERS WITH SOLUTIONS AND EXPLANATIONS AND FREE STUDY MATERIALS.
COMPUTER MEMORY BASED PREVIOUS YEARS SOLVED PAPERS I, II AND III TO PREPARE AND PASS THE UGC NET/SLET ENTRANCE EXAMINATION WITH HIGH PERCENTAGE.
COMPUTER BASIC QUESTIONS FOR BANK EXAM, HTAT, CTAT, TAT, UGC-NET, INTERVIEW AND OTHER EXAM'S, WHERE BASIC QUESTION'S ARE REQUIRED.
NOTE: Move mouse over your answer to see your answer is right or wrong.
1. The number of integers between 1 and 250 that are divisible by 2, 5 and 7 is
(A) 2
(B) 3
(C) 5
(D) 8
2. An undirected graph possesses an eulerian circuit if and only if it is connected and its vertices are
(A) all of even degree
(B) all of odd degree
(C) of any degree
(D) even in number
3. A partially ordered set is said to be a lattice if every two elements in the set have
(A) a unique least upper bound
(B) a unique greatest lower bound
(C) both (A) and (B)
(D) none of the above
4. The minimum number of edges in a connected graph with ‘n’ vertices is equal to
(A) n (n – 1)
(B) n (n – 1)/2
(C) n2
(D) n – 1
5. Consider the problem of connecting 19 lamps to a single electric outlet by using extension cords each of
which has four outlets. The number of extension cords required is
(A) 4
(B) 5
(C) 6
(D) 7
6. The decimal number equivalent of (4057.06)8 is
(A) 2095.75
(B) 2095.075
(C) 2095.937
(D) 2095.0937
7. AB +(A+ B) is equivalent to
(A) AÅ B
(B) A☉B
(C) (AÅB)☉A
(D) (A☉B)ÅA
8. An astable multivibrator has
(A) one stable state
(B) two stable states
(C) no stable states
(D) none of these
9. 12-bit 2’s complement of –73.75 is
(A) 01001001.1100
(B) 11001001.1100
(C) 10110110.0100
(D) 10110110.1100
10. Encoding of data bits 0011 into 7-bit even Parity Hamming Code is
(A) 0011110
(B) 0101110
(C) 0010110
(D) 0011100
11. How many of the following declarations are correct ?
int z = 7.0;
double void = 0.000;
short array [2] = {0, 1, 2};
char c = “\n”;
(A) None
(B) One is correct
(C) Two are correct
(D) All four are correct
12. The value of the following expression (13 / 4 * 3) % 5 + 1 is
(A) 5.75
(B) 2.95
(C) 1.4875
(D) 5
13. Which one of the following will set the value of y to 5 if x has the value 3, but not otherwise ?
(A) if (x = 3) y = 5
(B) if x = = 3 (y = 5)
(C) if (x = = 3); y = 5
(D) if (x = = 3) y = 5
14. Which one of the following sentences is true ?
(A) The body of a while loop is executed at least once.
(B) The body of a do … while loop is executed at least once.
(C) The body of a do … while loop is executed zero or more times.
(D) A for loop can never be used in place of a while loop.
15. “Black” refers in the “Black-box” testing means
(A) Characters of the movie “Black”
(B) I – O is hidden
(C) Design is hidden
(D) Users are hidden
16. In generalisation, the differences between members of an entity is
(A) maximized
(B) minimized
(C) both (A) & (B)
(D) None of these
17. The dependency preservation decomposition is a property to decompose database schema D, in
which each functional dependency X ® Y specified in F,
(A) appeared directly in one of the relation schemas Ri in the decomposed D.
(B) could be inferred from dependencies that appear in some Ri.
(C) both (A) and (B)
(D) None of these
18. Which of the following is an optimistic concurrency control method ?
(A) Validation based
(B) Time stamp ordering
(C) Lock-based
(D) None of these
19. Optical storage is a
(A) high-speed direct access storage device.
(B) low-speed direct access storage device.
(C) medium-speed direct access storage device.
(D) high-speed sequential access storage device.
20. Which of the following is the process by which a user’s access to physical data in the application is
limited, based on his privileges ?
(A) Authorization
(B) Authentication
(C) Access Control
(D) All of these
21. What is the maximum number of nodes in a B-tree of order 10 of depth 3 (root at depth 0) ?
(A) 111
(B) 999
(C) 9999
(D) None of the above
22. A binary tree with 27 nodes has _______ null branches.
(A) 54
(B) 27
(C) 26
(D) None of the above
23. The time complexity to build a heap of n elements is
(A) 0(1)
(B) 0(lgn)
(C) 0(n)
(D) 0(nlgn)
24. Linear probing suffers from a problem known as
(A) Secondary clustering
(B) Primary clustering
(C) Both (A) and (B)
(D) None of these
25. Which of the following can be the sequence of nodes examined in binary search tree while searching
for key 88 ?
(A) 90, 40, 65, 50, 88
(B) 90, 110, 80, 85, 88
(C) 190, 60, 90, 85, 88
(D) 65, 140, 80, 70, 88
UGC NET (NATIONAL ELIGIBILITY TEST) : OLD SOLVED/PREVIOUS EXAM QUESTION PAPERS WITH SOLUTIONS AND EXPLANATIONS AND FREE STUDY MATERIALS.
COMPUTER MEMORY BASED PREVIOUS YEARS SOLVED PAPERS I, II AND III TO PREPARE AND PASS THE UGC NET/SLET ENTRANCE EXAMINATION WITH HIGH PERCENTAGE.
COMPUTER BASIC QUESTIONS FOR BANK EXAM, HTAT, CTAT, TAT, UGC-NET, INTERVIEW AND OTHER EXAM'S, WHERE BASIC QUESTION'S ARE REQUIRED.
NOTE: Move mouse over your answer to see your answer is right or wrong.
1. The number of integers between 1 and 250 that are divisible by 2, 5 and 7 is
(A) 2
(B) 3
(C) 5
(D) 8
2. An undirected graph possesses an eulerian circuit if and only if it is connected and its vertices are
(A) all of even degree
(B) all of odd degree
(C) of any degree
(D) even in number
3. A partially ordered set is said to be a lattice if every two elements in the set have
(A) a unique least upper bound
(B) a unique greatest lower bound
(C) both (A) and (B)
(D) none of the above
4. The minimum number of edges in a connected graph with ‘n’ vertices is equal to
(A) n (n – 1)
(B) n (n – 1)/2
(C) n2
(D) n – 1
5. Consider the problem of connecting 19 lamps to a single electric outlet by using extension cords each of
which has four outlets. The number of extension cords required is
(A) 4
(B) 5
(C) 6
(D) 7
6. The decimal number equivalent of (4057.06)8 is
(A) 2095.75
(B) 2095.075
(C) 2095.937
(D) 2095.0937
7. AB +(A+ B) is equivalent to
(A) AÅ B
(B) A☉B
(C) (AÅB)☉A
(D) (A☉B)ÅA
8. An astable multivibrator has
(A) one stable state
(B) two stable states
(C) no stable states
(D) none of these
9. 12-bit 2’s complement of –73.75 is
(A) 01001001.1100
(B) 11001001.1100
(C) 10110110.0100
(D) 10110110.1100
10. Encoding of data bits 0011 into 7-bit even Parity Hamming Code is
(A) 0011110
(B) 0101110
(C) 0010110
(D) 0011100
11. How many of the following declarations are correct ?
int z = 7.0;
double void = 0.000;
short array [2] = {0, 1, 2};
char c = “\n”;
(A) None
(B) One is correct
(C) Two are correct
(D) All four are correct
12. The value of the following expression (13 / 4 * 3) % 5 + 1 is
(A) 5.75
(B) 2.95
(C) 1.4875
(D) 5
13. Which one of the following will set the value of y to 5 if x has the value 3, but not otherwise ?
(A) if (x = 3) y = 5
(B) if x = = 3 (y = 5)
(C) if (x = = 3); y = 5
(D) if (x = = 3) y = 5
14. Which one of the following sentences is true ?
(A) The body of a while loop is executed at least once.
(B) The body of a do … while loop is executed at least once.
(C) The body of a do … while loop is executed zero or more times.
(D) A for loop can never be used in place of a while loop.
15. “Black” refers in the “Black-box” testing means
(A) Characters of the movie “Black”
(B) I – O is hidden
(C) Design is hidden
(D) Users are hidden
16. In generalisation, the differences between members of an entity is
(A) maximized
(B) minimized
(C) both (A) & (B)
(D) None of these
17. The dependency preservation decomposition is a property to decompose database schema D, in
which each functional dependency X ® Y specified in F,
(A) appeared directly in one of the relation schemas Ri in the decomposed D.
(B) could be inferred from dependencies that appear in some Ri.
(C) both (A) and (B)
(D) None of these
18. Which of the following is an optimistic concurrency control method ?
(A) Validation based
(B) Time stamp ordering
(C) Lock-based
(D) None of these
19. Optical storage is a
(A) high-speed direct access storage device.
(B) low-speed direct access storage device.
(C) medium-speed direct access storage device.
(D) high-speed sequential access storage device.
20. Which of the following is the process by which a user’s access to physical data in the application is
limited, based on his privileges ?
(A) Authorization
(B) Authentication
(C) Access Control
(D) All of these
21. What is the maximum number of nodes in a B-tree of order 10 of depth 3 (root at depth 0) ?
(A) 111
(B) 999
(C) 9999
(D) None of the above
22. A binary tree with 27 nodes has _______ null branches.
(A) 54
(B) 27
(C) 26
(D) None of the above
23. The time complexity to build a heap of n elements is
(A) 0(1)
(B) 0(lgn)
(C) 0(n)
(D) 0(nlgn)
24. Linear probing suffers from a problem known as
(A) Secondary clustering
(B) Primary clustering
(C) Both (A) and (B)
(D) None of these
25. Which of the following can be the sequence of nodes examined in binary search tree while searching
for key 88 ?
(A) 90, 40, 65, 50, 88
(B) 90, 110, 80, 85, 88
(C) 190, 60, 90, 85, 88
(D) 65, 140, 80, 70, 88
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