DATA TYPES IN JAVA

DATA TYPES IN JAVA


In Java,data types can be divided into four categories. 

They are:
1) Integer Data Type
2) Floating Point Data Type
3) Character Data Type
4) Boolean Data Type

Integer Data Type:-

  • In this there are four data type keywords. They are:

       byte    1 byte
       short   2 bytes
       int       4 bytes
       long    8 bytes

Floating Point Data Type:-

  • In this there are two data type keywords. They are:

       float     4 bytes
      double  8 bytes

Character Data Type:-

  • In this there is one data type keyword. It is:

       char   2 bytes

Boolean Data Type:-

  • In this there is one data type keyword. It is:

       boolean  1 bit

NOTE:

  • Boolean data type is used to check whether the condition is true or false. In java, true and false are known as predefined literals