Point out a error of the following program

What is output of code?

Which of the following operators can be applied on structure variables?

New and delete are operators.

Which of the following is a valid function call (assuming the function exists)?

Functions can not return a floating point number

Which of the following statements should be used to obtain a remainder after dividing 3.14 by 2.1?
 

In which stage the following code. Gets replaced by the contents of the file stdio.h

When writing function or class template, one use a ___ to specify a generic data type.

What is output?

What is output?

If a class declares a variable static, this means:

There can be only one catch block in a program.

 What is the final value of x when the code is run?

 What is output ?

Which of the following special symbol allowed in a variable name?

Which of the following can be virtual?

 In C++ one can define a function within another function.

Which of the following is true?

What is output?

Output of following code?