what's the meaning or char

Answer 1

character?

Answer 2

the memory used for variables are defined in certain values. a character like "A" or "v" needs 8 bits (one byte) in memory. so a 8 bit memory block is called a char because its widely used for saving characters although it is possible to save numbers instead of characters.

Answer 3

char means characters like a -z, or A-Z, and some special characters eg , . ?