COMPUTER SCIENCE AND APPLICATIONS
Paper – II
1. Infrared signals can be used for short range communication in a closed area using _______ propagation.(A) ground (B) sky (C) line of sight (D) space
2. A bridge has access to _______ address in the same network.
(A) Physical (B) Network (C) Datalink (D) Application
3. The minimum frame length for 10 Mbps Ethernet is _______ bytes and maximum is _______ bytes.
(A) 64 & 128 (B) 128 & 1518 (C) 1518 & 3036 (D) 64 & 1518
4. The bit rate of a signal is 3000 bps. If each signal unit carries 6 bits, the baud rate of the signal is _______.
(A) 500 baud/sec (B) 1000 baud/sec (C) 3000 baud/sec (D) 18000 baud/sec.
5. Match the following :
List – I List – II
a. Physical layer i. Allow resources to network access
b. Datalink layer ii. Move packets from one destination to other
c. Network layer iii. Process to process message delivery
d. Transport layer iv. Transmission of bit stream
e. Application Layer v. Formation of frames
Codes :
a b c d e
(A) iv v ii iii i
(B) v iv i ii iii
(C) i iii ii v iv
(D) i ii iv iii v
6.
(A) Removing left recursion alone (B) Removing the grammar alone
(C) Removing left recursion and factoring the grammar (D) None of the above
8. A shift reduce parser suffers from
(A) shift reduce conflict only
(B) reduce reduce conflict only
(C) both shift reduce conflict and reduce reduce conflict
(D) shift handle and reduce handle conflicts
9.
(A) Key Process Area (B) Key Product Area (C) Key Principal Area (D) Key Performance Area
12. Which one of the following is not a risk management technique for managing the risk due to unrealistic schedules and budgets ?
(A) Detailed multi source cost and schedule estimation. (B) Design cost
(C) Incremental development (D) Information hiding
13. _______ of a system is the structure or structures of the system which comprise software elements, the externally visible properties of these elements and the relationship amongst them.
(A) Software construction (B) Software evolution
(C) Software architecture (D) Software reuse
14. In function point analysis, the number of complexity adjustment factors is
(A) 10 (B) 12 (C) 14 (D) 20
15. Regression testing is primarily related to
(A) Functional testing (B) Development testing (C) Data flow testing (D) Maintenance testing
16. How many different truth tables of the compound propositions are there that involve the propositions p & q ?
(A) 2 (B) 4 (C) 8 (D) 16
17. A Boolean function F is called selfdual if and only if
How many Boolean functions of degree n are self-dual ?
(A) 2n (B) (2)2n (C) (2)n2 (D) (2)2n-1
18. Which of the following statement(s) is (are) not correct ?
i. The 2’s complement of 0 is 0.
ii. In 2’s complement, the left most bit cannot be used to express a quantity.
iii. For an n-bit word (2’s complement) which includes the sign bit, there are 2n–1 positive
integers, 2n+1 negative integers and one 0 for a total of 2n unique states.
iv. In 2’s complement the significant information is contained in the 1’s of positive numbers and 0’s
of the negative numbers.
(A) i & iv (B) i & ii (C) iii (D) iv
19.
(A) Kh and 2[K/2]h–1
(B) K*h and 2[K/2]h–1
(C) Kh and 2[K/2]h–1
(D) K*h and 2[K/2]h–1
23. Consider a complete bipartite graph km,n. For which values of m and n does this, complete graph have a Hamilton circuit
(A) m = 3, n = 2 (B) m = 2, n = 3 (C) m = n > 2 (D) m = n > 3
24. Big-O estimates for the factorial function and the logarithm of the factorial function i.e. n! and log n! is given by
(A) O(n!) and O(n log n) (B) O(nn) and O(n log n)
(C) O(n!) and O(log n!) (D) O(nn) and O(log n!)
25. How many cards must be chosen from a deck to guarantee that atleast
i. two aces of two kinds are chosen. ii. two aces are chosen.
iii. two cards of the same kind are chosen. iv. two cards of two different kinds are chosen.
(A) 50, 50, 14, 5 (B) 51, 51, 15, 7 (C) 52, 52, 14, 5 (D) 51, 51, 14, 5
No comments:
Post a Comment