1. By Rajanikanth B www.btechsmartclass.com
Objects in Java By
Rajanikanth B

2. What is an object in the real world?
Introduction
Before start….. Try to answer the following….
What is an object in the real world?
Is this Apple an object?
Is cup an object?

3. Identity of an Object
Every object in the world have its won identity

4. Attributes of an Object
Every object have their won attributes which describes the current state of an object….
Object can have multiple attributes
An apple can be Red or Green
An cup can be Full or Empty
An light can be ON or OFF

5. Object can have multiple behaviors
Behavior of an Object
Every object have behavior….
Object can have multiple behaviors
An Aeroplane can Fly
A telephone can Ring
Student can write exams

6. Now….. Lets start….
What is an OBJECT in computer programming ???????
BankAccount
Name: Rahul
AccNumber: 12345
Balance: Rs 12000
Address: Hyd
deposit( )
withdraw( )
changeAtmPin( )
Attributes
All real world objects can be computer programming object
But
behavior
Programming Object are not always Physical items in the real world
And they are not always Visible items

7. Classes in Java Programming
Next….
Classes in Java Programming
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