Top 200+ C++ Interview Questions and Answers - 3

Question: 11

What is character constant?

Character constant is a constant that contains a single character enclosed within single quotes.

It can be any character alphabet, numeral, mathematical, relational or any other special character as part of the ASCII set.

Question: 12

What are non-graphic character constants?

Certain special characters like tab, backspace, line feed, null, backslash are called as non-graphic character constants.

Question: 13

What is String Literal?

String Literal is a sequence of characters surrounded by double quotes.

String literals are treated as an array of characters.

Each string literal is by default added with a special character ‘’ which marks the end of string.

Question: 14

What is unary operator?

Unary operator operates on one operand.

Question: 15

What is binary operator?

Binary operator operates on two operands.