diff between Abstract class Interfaces?
Answers were Sorted based on User's Feedback
Answer / anu mehra
abstract classes contain
1)abstract as well as non abstract method
2) to inherit we use extends keyword
Interface
1) all methods are abstract ,public and static
2) all variables are public , static and final
3) to inherit we use implements keyword
4) interface can extend another interface
Is This Answer Correct ? | 3 Yes | 0 No |
Answer / pramod kumar sharma
abstract class contains the at list one abstract methods and abstract methods contain the only declaration but no definition.
interface contain all methods abstract methods only.
Is This Answer Correct ? | 2 Yes | 2 No |
Answer / dhanya
Any class with one or more abstract method is called an abstract class.It can have data attributes,concrete methods and constructors.Abstract class can differ the implementation
by declaring the method to be abstract,and a Java interface declares only the contract and no implementation.All methods declared in interface are public and abstract.All attributes are public,static and final.
Is This Answer Correct ? | 0 Yes | 0 No |
Answer / latha
abstract class contains the abstract methods. these methods
contain the only declaration but no definition.
interface is the class which extends the many interfaces.
and the class implements the many interfaces
Is This Answer Correct ? | 1 Yes | 4 No |
is there any choice in opting subjects like 4 out of 7
write a C++ program for booking using constructor and destructor.
How to create a comment page in C #??
WAP to find the ambiguities in Multiple Inheritance? How are they resolved.(Virtual Functions)
What is the difference between encapsulation and polymorphism?
what is oops
polymorphism means?
How oops is better than procedural?
How does polymorphism work?
what is a binary overloading
What is the difference between class and object?
The expansion of GNU