The Data Types is used to describe the what type of an attribute of variables. Most of the programming language are used data types according to the memory of values. Most often the term is used in connection with static typing of variables in programming languages like C/C++, Java and C# etc, where the type of a variable is known at compile time. Data Types include the storage classifications like integers, floating point values, strings, characters etc. A Data Types in a programming language is a set of data with values having predefined characteristics. Examples of data types are integer, floating point unit number, character, string, and pointer. Usually, a limited number of such data types come built into a language. The language usually specifies the range of values for a given data type, how the values are processed by the computer, and how they are stored.