Question

20.  Mention the rules for naming Identifiers.​

Answer 1

Answer:

Rules for naming identifiers

A valid identifier can have letters (both uppercase and lowercase letters), digits and underscores.

The first letter of an identifier should be either a letter or an underscore.

You cannot use keywords like int , while etc. as identifiers.

There is no rule on how long an identifier can be.

Answer 2

Answer:

A valid identifier can have letters (both uppercase and lowercase letters), digits and underscores.

The first letter of an identifier should be either a letter or an underscore.

You cannot use keywords like int , while etc. as identifiers.

There is no rule on how long an identifier can be