- C is developed by Dennis Ritchie.
- C is a Middle Level Language.
- C program is often known as Source Code.
- In C, statements are executed in the sequence they have written.
- The symbol ';' used to terminate a statement.
- All statements are entered in small case letters.
- No blank spaces are allowed within a variable, constant or keyword.
PREPROCESSOR:-
- Before a C program is compiled it is passed through another program called preprocessor.
- Preprocessor works on the source code and creates 'Expanded Source Code'.
- Preprocessor offers several features called preprocessor directives or preprocessor command such as #include is a preprocessor directive.
- Each preprocessor directive begins with a # symbol.
- Preprocessor directives are:-
