What is object, characteristics and its example in java

What is object, characteristics and its example in java

Object

Any entity that has state and behaviour is known as an object. For example: chair, pen, table, keyboard, bike etc. It can be physical and logical.

It is a bundle of related variables and functions (also known methods).

Objects share two characteristics: They have State and Behaviour.

1.   State: State is a well-defined condition of an item. A state captures the relevant aspects of an object

2.   Behaviour: Behaviour is the observable effects of an operation or event,

Example:-

Object: – Car

State: Colour, Make

Behaviour: Climb Uphill, Accelerate, Slowdown etc.

Characteristics of Objects:

1.   Abstraction

2.   Encapsulation

3.   Message passing