The function declaration (prototype) for each character class function is contained in the header file string or ____.
A) ctype
B) c_type
C) cctype
D) C-type

Question

Quizplus · Accepted Answer

The header file <cctype> contains the declaration (prototype) for each character class function, which are used to classify characters according to their type (e.g. letters, digits, punctuation marks, etc.). The other options (A, B, and D) do not exist as valid C++ header files. The header file "cctype" contains the function declaration (prototype) for each character class function.

The Function Declaration (Prototype) for Each Character Class Function Is