Question

Identify valid Identifier:

(A) My.var (B) _GLOBAL (C) for (D) While​

Answer 1

Valid operators:

_GLOBAL, While.

Explanation:

While choosing an identifier make sure that:

• It doesn't has first letter as a number or a special character other than underscore ( _ ) like: 2NUM=15, My.var=15 etc.
• It doesn't has any special character within like j@mes=15
• It must not have any space like: var name=15
• It mustn't be any keyword from python keywords list like for= 15 etc.

If you want to know the keyword list in python run the following:

import keyword

print( keyword.kwlist)