Online Test



What we can’t do on a void pointer?

How many constructors can a class have? 

A pointer to the base class can hold address of 

Which of the following function prototype is perfectly acceptable?

What is the output of this program?

  #include <stdio.h>    
    #include <stdlib.h>   
    int main ()
        int n, m;
        n = abs(23);
        m = abs(-11);
        printf ("%d", n);
        printf ("%d", m);
        return 0;

How does the limits.h header file can be represented in C++?

If we create a file by ‘ifstream’, then the default mode of the file is

Identify the user-defined types from the following?

When will the cin can start proceessing of input?

The operator that cannot be overloaded is 

Use of virtual functions implies 

What is the output of this program?

#include <iostream.h>
    using namespace std;
    ostream & operator<<(ostream & i, int n)
        return i;
    int main()
        cout << 5 << endl;
        return 0;

To perform stream I/O with disk files in C++, you should 

Which of the following access specifies is used in a class definition by default?

What is the use of header 

Which of the following keywords is used to control access to a class member?


Which classes are called as mixin?

What is the size of wchar_t in C++?

Which of the following statements are true?
    int f(float)

this pointer 

Which of the following statement is correct?


Which of the following statement is correct?


How many streams are automatically created when executing a program?

What does the checked iterator allow you to find?

What does the cerr represent?


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