Question

What
are
identifiers & Discuss the rules to name
identifier​

Answer 1

Answer:

Identifiers in Java are user defined words. They are defined by the user to perform a specific function. For example: computer_1, $ABC10, etc.

Rules are:

i. There should be no space between the letters.

ii. They sholud not begin with numerals.

iii. There should be no other characters except $(dollar sign) and _(underscore).

iv. They should not be keywords (reserved words like for, while, do etc.)

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