Data types in c refer to an extensive system used for declaring variables or functions of different types. The type of a variable determines how much space it occupies in storage and how the bit pattern stored is interpreted.
The types in C can be classified as follows −
Sr.No. Types & Description
1
Basic Types
They are arithmetic types and are further classified into: (a) integer types and (b) floating-point types.
2
Enumerated types
They are again arithmetic types and they are used to define variables that can only assign certain discrete integer values throughout the program.
3
The type void
The type specifier void indicates that no value is available.
4
Derived types
They include (a) Pointer types, (b) Array types, (c) Structure types, (d) Union types and (e) Function types.