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Placement Questions & Answers :: Wipro

71. In a compiler there is 36 bit for a word and to store a character 8 bits are needed. IN this to store a character two words are appended .Then for storing a K characters string, How many words are needed.

Answer: 2k/9

Explanation:

Here is no explanation for this answer

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72. Return address will be returned by function to

Answer: Pushes to the stack by call

Explanation:

Here is no explanation for this answer

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73. Which two entities(reading from left to right) are connected by the dot operator(or class member access operator)?

Answer: A class object and a member of that class

Explanation:

Here is no explanation for this answer

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74. what is the electronic signal that cause computer to stop current program?

Answer: interrupt

Explanation:

Here is no explanation for this answer

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75. In private inheritance derived class members can access base class members that are
1) Public
2) Private
3) Protected

Answer: 1 & 3

Explanation:

Only public and protected members will be accessible by children

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76. The output of an OR Gate is LOW when

Answer: All inputs are LOW

Explanation:

Here is no explanation for this answer

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77. What will be the output?

main()
{
int i=3,a=4,n;
float t=4.2;
n = a*a / i + i / 2 * t + 2 + t;
printf("%d",n);
}

Answer: 15

Explanation:

Here is no explanation for this answer

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78. void main()
{
int i=0;
switch(i){
case 0 : printf("%d",i);break;
case 1 : printf("%d",i);break;
}
}

Answer: 0

Explanation:

Here is no explanation for this answer

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79. What is the cycle speed for high-end business PCs,servers, and workstations?

Answer: over 1 Ghz

Explanation:

Here is no explanation for this answer

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80. What sorting algos have their best and worst case times equal ?

Answer: merge sort and heap sort

Explanation:

O(nlogn) for mergesort and heap sort

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