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Solved Placement Papers of Wipro

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Tot. Mock Test: 24


Total Qs: 362+

NA
SHSTTON
61
Solv. Corr.
53
Solv. In. Corr.
114
Attempted
0 M:10 S
Avg. Time

81 / 362

Choose the correct option.

What page replacement algorithm has minimum number of page faults ?


Aframe-allocation algorithm

Boptimal page-replacement algorithm

CLRU page-replacement algorithm

DNone of these

Answer: Option B

Explanation:

Here is no explanation for this answer

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NA
SHSTTON
64
Solv. Corr.
139
Solv. In. Corr.
203
Attempted
0 M:0 S
Avg. Time

82 / 362

Choose the correct option.

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


AMultiple lines between derived classes.

BMultiple lines between base classes.

Cinheritance

DNone of these

Answer: Option A

Explanation:

Here is no explanation for this answer

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NA
SHSTTON
24
Solv. Corr.
20
Solv. In. Corr.
44
Attempted
0 M:0 S
Avg. Time

83 / 362

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Assignment operator targets to _____


Ar-value

Bl-value

Cboth

DNone

Answer: Option B

Explanation:

Here is no explanation for this answer

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

84 / 362

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


AHeap

Bdata

CStack

DNone of these

 View Answer |  Submit Your Solution | Topic: Uncategorized| Asked In Wipro |

Answer: Option C

Explanation:

Here is no explanation for this answer

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NA
SHSTTON
4
Solv. Corr.
26
Solv. In. Corr.
30
Attempted
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

Answer: Option B

Explanation:

Here is no explanation for this answer

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NA
SHSTTON
36
Solv. Corr.
32
Solv. In. Corr.
68
Attempted
0 M:0 S
Avg. Time

86 / 362

Choose the correct option.

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

Answer: Option C

Explanation:

Here is no explanation for this answer

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NA
SHSTTON
255
Solv. Corr.
496
Solv. In. Corr.
751
Attempted
0 M:14 S
Avg. Time

87 / 362

Choose the correct option.

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

Answer: Option D

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
21
Solv. Corr.
47
Solv. In. Corr.
68
Attempted
0 M:24 S
Avg. Time

88 / 362

Choose the correct option.

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.

Answer: Option B

Explanation:

Here is no explanation for this answer

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NA
SHSTTON
5
Solv. Corr.
48
Solv. In. Corr.
53
Attempted
0 M:32 S
Avg. Time

89 / 362

Choose the correct option.

Which of the following operators can be overloaded?


A.(dot or member access operator)

B& (address-of operator)

Csizeof operator

D?: (conditional operator)

Answer: Option D

Explanation:

Here is no explanation for this answer

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NA
SHSTTON
37
Solv. Corr.
36
Solv. In. Corr.
73
Attempted
0 M:0 S
Avg. Time

90 / 362

Choose the correct option.

Objects created using new operator are stored in __ memory.


ACache

BHeap

CStack

DNone of the above.

Answer: Option B

Explanation:

"new" operator allocates memory dynamically in Heap

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