Difference between Primitive Datatype and  Non-Primitive Datatype.

Primitive Datatype

NonPrimitive Datatype

It has fixed memory Size

It Does not have fixed memory Size

All Primitive Datatypes are keyword.

All Non Primitive Datatypes are identifires.

Keywors starts with lower cases.

Identifires starts with upper cases.

It Store the data of only one type.

It can store the data of more than one type.

There are 8 types of primitive datatype.

·         Byte

·         Short

·         Int

·         Long

·         Float

·         Double

·         Char

·         boolean

V Model Do not move in Linear Process.

·         String

·         Class

Primitive data structure will contain some value, i.e., it cannot be NULL.

Non-primitive data structure can consist of a NULL value.