difference between Abstract and Interface?

Question Posted / nandini

2 Answers
2631 Views
HCL, Infotech, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

difference between Abstract and Interface?..

Answer / ravi raj

Abstract Class:
---------------
1.abstract class contain the abstract and non-abstract methods
2.abstract class contain static and non-static variables
3.through abstract class we can get 0-50% abstraction in java
4. if any class declared as a abstract i.e abstract class
5. we wont create instance for this class.
6. we cont make final for this class.

Interface :
-----------

1. Interface contains only abstracted methods.
2. it allows only static and final variables.
3. interface is by default abstracted and public.
4. through interface we get 100% abstraction.
5. we can solve the multiple threading in interface.

Is This Answer Correct ?

2 Yes

0 No

difference between Abstract and Interface?..

Answer / kumar rk

interface
---------
in java interfaces are fully unimplemented structures.
here all methods are public and abstract by default(added by compiler)

abstract class
--------------
abstract classes are partially implemented structure.
means it can have abstract method or may be not.
but in every case object cannot be created.

Is This Answer Correct ?

0 Yes

0 No

Post New Answer