DATA TYPES IN ‘c’ Data types are keywords which specify the type of data which is used in the programs of C language. Different data types have different storage capacities and different range of data. There are mainly two main categories of data types. PRE-DEFINED DATA TYPES/PRIMARY DATA TYPES INTEGER TYPE DATA TYPES Integer type data type is used to store a whole number or integer number Type Size(bytes) Range int or signed int 2 -32,768 to 32767 unsigned int 2 0 to 65535 short int or signed short int 1 -128 to 127 unsigned short int 1 0 to 255 long int or signed long int 4 -2,147,483,648 to 2,147,483,647 unsigned long int 4 0 to 4,294,967,295 FLOAT TYPE DATA TYPE Float type data types are used to store a real number. Type Size(bytes) Range Float 4 3.4E-38 to 3.4E+38 double 8 1.7E-308 to 1.7E+308 long double 10 3.4E-4932 to 1.1E+4932 CHARACTER DATA TYPE Character type data type is used to store Character type value ...