In C language, data types mean an extensive system that is used for declaring the functions or variables of different types. The kind of a variable used will determine how much space it will occupy in the storage and how the stored bit pattern will be interpreted.

Some of basic data types in C are:
  • Int: For representing numbers (integer)
  • Float: For serving numbers with a fraction.
  • Double: For representing double-precision floating point value
  • Char: Represents single characters
  • Void: Shows particular purpose type without a value
BY Best Interview Question ON 06 Feb 2019