What will be the output of the following program?

#include<iostream.h>
long EpiFunction(int x, int y = 5, float z = 5)
{
    return(++x * ++y + (int)++z);
}
int main()
{
    cout<< EpiFunction(20, 10); 
    return 0;
}

• 237
• 242
• 240
• The program will report error on compilation.

Use of virtual functions implies 

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

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

 

• Default
• Break
• Protected
• Asm

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

• Protected
• Public
• Private
• Friend

What is the difference between unsigned int length() and unsigned int size()?

• Returns a different value
• They are same
• Both a & b
• None of the mentioned

What does the checked iterator allow you to find?

• Warnings
• Compile time error
• Run time error
• 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.

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

What is the size of wchar_t in C++?

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

What does a escape code represent?

• alert
• backslash
• tab
• form feed

What does the cerr represent?

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

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

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.

Identify the user-defined types from the following?

• enumeration
• classes
• both a and b
• int