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  I want to know when to use interface over abstract class. One reason could be because you are extending another class. But it wont be known until some one i...

• What is the difference between abstract class and interface?  27.10.08

  In Abstract class we can have non-abstract methods.Atleast one method should be abstract,others may be abstract or concrete. Where as i Interface we dont...

• What is the diffrence between an Abstract class and Interface  27.10.08

  1. The difference between interface and abstract class is that in an interface no method body is permitted only method declarations.In an abstract class yo...

• When to use Interface over abstract class?  27.10.08

  When to use Interface over abstract class? Abstract Classes: Classes which cannot be instantiated. This means one cannot make a object of this class or in...

• What is the difference between abstract class & Interface.  27.10.08

  ABSTRACT CLASS contains general methods aswell as abstract methods whereas INTERFACE contains only abstract methods. A programmer uses Abstract class to s...

• What is difference between abstract class and interface  27.10.08

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• What is the difference between an Interface and an Abstract class ?  27.04.08

  An abstract class can have instance methods that implement a default behavior. An Interface can only declare constants and instance methods, but cannot implemen...

• What’s the difference between an interface and abstract class ?  25.04.08

  In the interface all methods must be abstract; in the abstract class some methods can be concrete. In the interface no accessibility modifiers are allowed, whic...

• What’s the difference between an interface and abstract class ?  17.04.08

  In the interface all methods must be abstract; in the abstract class some methods can be concrete. In the interface no accessibility modifiers are allowed, whic...

• What is the difference between abstract class and interface?  07.03.06

  Â a)Â All the methods declared inside an interface are abstract whereas abstract class must have at least one abstract method and others may be concrete or abs...