31. CPU does not
perform the operation
(A) data transfer (B)
logic operation
(C) arithmetic operation (D)
all of the above
Answer: D
32. A chip having
150 gates will be classified as
(A) SSI (B) MSI
(C) LSI (D) VLSI
Answer: B
33. If an integer
needs two bytes of storage, then the maximum value of unsigned integer is
(A) 216 – 1 (B) 215 – 1
(C) 216 (D)
215
Answer: A
34. Negative
numbers cannot be represented in
(A) signed magnitude form (B)
1’s complement form
(C) 2’s complement form (D)
none of the above
Answer: D
35. The cellular frequency
reuse factor for the cluster size N is
(A) N (B) N2
(C) 1/N (D) 1/N2
Answer: C
36. X – = Y + 1
means
(A) X = X – Y + 1 (B)
X = –X – Y – 1
(C) X = –X + Y + 1 (D)
= X – Y – 1
Answer: A
37. Handoff is the
mechanism that
(A) transfer an ongoing call from one base station to another
(B) initiating a new call
(C) dropping an ongoing call
(D) none of above
Answer: A
38. Which one of the
following statement is false?
(A) Context-free languages are closed under union.
(B) Context-free languages are closed under concatenation.
(C) Context-free languages are closed under intersection.
(D) Context-free languages are closed under Kleene closure.
Answer: D
39. All of the
following are examples of real security and privacy risks except
(A) Hackers (B) Spam
(C) Viruses (D) Identify theft
Answer: B
40. Identify the
incorrect statement :
(A) The ATM adoption layer is not service dependent.
(B) Logical connections in ATM are referred to as virtual channel
connections.
(C) ATM is streamlined protocol with minimal error and flow control
capabilities
(D) ATM is also known as cell delays.
Answer: A
1 Comments
In question 38, Which one of the following statement is false? Answer is intersection not kleene closure. Please modify it.
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