Question

Certain characters to be entered to verify the order is called
(A) OTP
(B) TTP
(C) CAPTCHA
(D) option (A) &. (B)
(E) Not sure​

Answer 1

Answer:

In computer and machine-based telecommunications terminology, a character is a unit of information that roughly corresponds to a grapheme, grapheme-like unit, or symbol, such as in an alphabet or syllabary in the written form of a natural language.