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# Solved Placement Papers of Wipro

333.74K

## Total Qs: 362+

NA
SHSTTON
61
Solv. Corr.
55
Solv. In. Corr.
116
Attempted
0 M:10 S
Avg. Time

81 / 362

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What page replacement algorithm has minimum number of page faults ?

Aframe-allocation algorithm

Boptimal page-replacement algorithm

CLRU page-replacement algorithm

DNone of these

Explanation:

Here is no explanation for this answer

NA
SHSTTON
66
Solv. Corr.
143
Solv. In. Corr.
209
Attempted
0 M:0 S
Avg. Time

82 / 362

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What is the use of virtual base class in c++

AMultiple lines between derived classes.

BMultiple lines between base classes.

Cinheritance

DNone of these

Explanation:

Here is no explanation for this answer

NA
SHSTTON
25
Solv. Corr.
20
Solv. In. Corr.
45
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83 / 362

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Assignment operator targets to _____

Ar-value

Bl-value

Cboth

DNone

Explanation:

Here is no explanation for this answer

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NA
SHSTTON
5
Solv. Corr.
0
Solv. In. Corr.
5
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84 / 362

When the function is called where the return address is stored?

AHeap

Bdata

CStack

DNone of these

| | Topic: Uncategorized| |

Explanation:

Here is no explanation for this answer

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NA
SHSTTON
4
Solv. Corr.
27
Solv. In. Corr.
31
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0 M:6 S
Avg. Time

85 / 362

int zap (int n)
{
if (n<=1)then zap=1;
else zap=zap(n-3)+zap(n-1);
}
then the call zap(6) gives the values of zap

A8

B6

C9

D12

E15

Explanation:

Here is no explanation for this answer

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NA
SHSTTON
37
Solv. Corr.
33
Solv. In. Corr.
70
Attempted
0 M:0 S
Avg. Time

86 / 362

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A byte addressable computer has memory capacity of 2 power m Kbytes and can perform 2 power n operations an instruction involving three operands and one operator needs maximum of___________ bits

A3m_n^2

B3m

C3m + n

DNone of the these

Explanation:

Here is no explanation for this answer

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NA
SHSTTON
259
Solv. Corr.
504
Solv. In. Corr.
763
Attempted
0 M:14 S
Avg. Time

87 / 362

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The worst case time complexity of AVL tree is better in comparison to binary search tree for

ASearch and Insert Operations

BSearch and Delete Operations

CInsert and Delete Operations

DSearch, Insert and Delete Operations

Explanation:

Search is O(log N) since AVL trees are always balanced. Insertion and deletions are also O(logn) where as in case of BST it is O(n).

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NA
SHSTTON
22
Solv. Corr.
49
Solv. In. Corr.
71
Attempted
0 M:24 S
Avg. Time

88 / 362

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Which of the following is the most preferred way of throwing and handling exceptions?

AThrow by value and catch by reference.

BThrow by reference and catch by reference.

CThrow by value and catch by value

DThrow the pointer value and provide catch for the pointer type.

Explanation:

Here is no explanation for this answer

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NA
SHSTTON
5
Solv. Corr.
49
Solv. In. Corr.
54
Attempted
0 M:32 S
Avg. Time

89 / 362

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Which of the following operators can be overloaded?

A.(dot or member access operator)

Csizeof operator

D?: (conditional operator)

Explanation:

Here is no explanation for this answer

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NA
SHSTTON
42
Solv. Corr.
37
Solv. In. Corr.
79
Attempted
0 M:0 S
Avg. Time

90 / 362

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Objects created using new operator are stored in __ memory.

ACache

BHeap

CStack

DNone of the above.