A5:
A symbolic constant
is a user-defined identifier that represents a constant value in our program. Symbolic
constants are defined using the ‘#define’.
Rules
for defining symbolic constant:
Use
#define: To define it we use the #define pre-processor
directive.
Name
Convention: It is written in uppercase.
No
Data Type: It does not have data type.
No
Semicolon: It does not end with a semicolon.
e.g. #define PI 3.14
