C++ Quiz Questions and Answers

Both \n and _____ are used to break a line in C++.

We use the cout object together with the << operator to display –

Which of the following is a correct variable name?

Constants in C++ are –

Output of the following code is –
#include
using namespace std;
void fun(int a, int b)
{
a = 60;
b = 70;
}
int main()
{
int a = 70;
fun(a, a);
cout << a;
return 0;
}

The extraction operator of cin is –

Float data type stores up to ____ decimal digits.

You can concatenate the strings with which function?

Which one of the following is incorrect about a function?

To inherit from a class, we use the symbol –

Which library allows us to work with files?

The throw keyword –

Output of this code is –
#include
#include
using namespace std;
int main()
{
char string[5] = “HEL”;
cout << string[3];
cout << string;
return 0;
}

Just like functions, ________ can also be defined outside the class.

The name of an array is followed by –

We can get the memory address of a variable by using which operator?

The process of removing function entries from the function call stack at run time is called –

A copy constructor in C is called when –

Functions, Arrays, Pointers, and Reference are –

Compiler may not perform inlining when –