A class is called as abstract base class if it has a ___ function

Chú thích nào sau đây là chính xác?

The expression of the right hand side of || operators does not get evaluated if the left hand side determines the outcome.

What is output?

Evaluate !(1 && !(0 || 1))

What is output?

What is wrong in the following code?

What is output of code?

One cannot create an object of a virtual class.

Point out the error in the following program

If return type for a function is not specified, it defaults to int

What is output?

Which of the following is a properly defined struct?

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

 What is output of code?

It is nothing wrong that a function returning a reference to an automatic variable.

 A float is 4 byte wide, whereas a double is 8 byte wide

What punctuation is used to signal the beginning and end of code blocks? 

What is output?

Name of functions in two different files linked together must be unique.

What is output?