1.

In c language can the first letter of the identifier be u​

Answer»

dentifier can only have alphanumeric characters(a-z , A-Z , 0-9) and UNDERSCORE( _ ). The FIRST character of an IDENTIFIER can only contain alphabet(a-z , A-Z) or underscore ( _ ). Identifiers are also case sensitive in C. ... Keywords are not allowed to be used as Identifiers.

hope its HELPFUL



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