What we can’t do on a void pointer?

• pointer arithemetic
• pointer functions
• both of the mentioned
• none of the mentioned

How many constructors can a class have? 

• 0
• 1
• 2
• Any Number

A pointer to the base class can hold address of 

• only base class object.
• only derived class object.
• base class object as well as derived class object.
• None of the above.

Which of the following function prototype is perfectly acceptable?

• int Function(int Tmp = Show());
• float Function(int Tmp = Show(int, float));
• Both A and B.
• float = Show(int, float) Function(Tmp);

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;
    }

• 23-11
• 1123
• 2311
• None of the mentioned

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

• limits
• limit
• climits
• None of the mentioned

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

• ios :: out
• ios :: in
• ios :: app
• ios :: binary

Identify the user-defined types from the following?

• enumeration
• classes
• both a and b
• int

When will the cin can start proceessing of input?

• After pressing return key
• BY pressing blankspace
• Both a & b
• None of the mentioned

The operator that cannot be overloaded is 

• ~
• ::
• ()
• ++

Use of virtual functions implies 

• overloading.
• overriding.
• static binding.
• dynamic binding.

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;
        cin.get();
        return 0;
    }

• 5
• 6
• error
• runtime error

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

• open and close files as in procedural languages.
• use classes derived from ios.
• use C language library functions to read and write data.
• include the IOSTREAM.H header file.

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

• Protected
• Public
• Private
• Friend

What is the use of header 

• Contains the standard exception files
• Contains the standard library files
• It is used to arise an exception in the program
• None of the mentioned

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

 

• Default
• Break
• Protected
• Asm

Which classes are called as mixin?

• Represent a secondary design
• Classes express functionality which represent responsibilities.
• Both a & b
• None of the mentioned

What is the size of wchar_t in C++?

• 2 or 4
• based on the number of bits in the system
• 2
• 4

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

• f is a function taking an argument of type int and retruning a floating point number
• f is a function taking an argument of type float and returning a integer.
• f is a function of type float
• none of the mentioned

this pointer 

• implicitly points to an object.
• can be explicitly used in a class.
• can be used to return an object.
• All of the above.

Which of the following statement is correct?

 

• Overloaded functions can have at most one default argument.
• An overloaded function cannot have default argument.
• All arguments of an overloaded function can be default.
• A function if overloaded more than once cannot have default argument.

Which of the following statement is correct?

 

• A reference is stored on heap.
• A reference is stored on stack.
• A reference is stored in a queue.
• A reference is stored in a binary tree.

How many streams are automatically created when executing a program?

• 1
• 2
• 3
• 4

What does the checked iterator allow you to find?

• Warnings
• Compile time error
• Run time error
• None of the mentioned

What does the cerr represent?

• Standard error stream
• Standard logging stream
• Input stream
• Output stream