Question

Which of the following are invalid variablr names? Int, _main(), $hello,#welcome

Answer 1

Answer:

_main(),$hello,#welcome are invalid variable names.

Explanation:

the rules for creating variables are:

1.Variable name must begin with letter or underscore.

2.variables are case sensitive.

3.They can be constructed with digits, letters.

4.No special symbols are allowed other than underscore.

The last rule holds good here.

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