Mr. Dixon declared a variable as follows int 9age. Is it a valid ident

1.	Mr. Dixon declared a variable as follows int 9age. Is it a valid identifier. If not briefly explain the rules for naming an identifier
Answer» It is not a valid identifier because it violates the rule. The rules for naming an identifier is as follows. 1) It must be start with a letter(alphabet) 2) Under score can be considered as a letter 3) White spaces and-special characters cannot be used. 4) Key words cannot be considered as an identifier

Mr. Dixon declared a variable as follows int 9age. Is it a valid identifier. If not briefly explain the rules for naming an identifier

Answer»

It is not a valid identifier because it violates the rule.

The rules for naming an identifier is as follows.

1) It must be start with a letter(alphabet)

2) Under score can be considered as a letter

3) White spaces and-special characters cannot be used.

4) Key words cannot be considered as an identifier

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Mr. Dixon declared a variable as follows int 9age. Is it a valid identifier. If not briefly explain the rules for naming an identifier

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