TECHNICAL INTERVIEW AND PRACTICE QUESTIONS ON C++ -- SET 2

 TECHNICAL INTERVIEW AND PRACTICE QUESTIONS ON C++

 -- SET 2 --

 1. The following C++ code results in

#include "iostream.h"
void main(void)
{
cout<<(int i = 5)<<(int j=6);
}

(a)  compilation error                          (b) run time error

(c) link time error                               (d)  none of the above

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ANSWER IS A

2.  Reusability is a desirable feature of a language as it

(a)  decrease the testing time                   (b) lowers the maintence cost

(c)  reduces the compilation time             (d) reduces the execution time

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ANSWER IS A and B

3. Choose the correct statements regarding inline functions.

(a)  It speeds up execution                      (b)  It slows down execution

(c)  It increases the code size                  (d)  It decreases the code size

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ANSWER IS A and C

4.  The statements

int a = 5;

cout<<"FIRST"<<(a<<2)<<"SECOND";

outputs

(a)  FIRST52SECOND                          (b)  FIRST20SECOND

(c)  SECOND25FIRST                           (d) an error message

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ANSWER IS B

5. Choose the corrects remarks

(a)  C++ allows any operato to be overloaded.

(b)  Some of the existing cannot be overloaded.

(c)  Operators precedence  cannot be changed.

(d) All of the above.

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ANSWER IS B and C

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