Difference between Abstract classes and Interfaces

Question

Difference between  Abstract classes and Interfaces

Anonymous User · Accepted Answer

"Abstract classes1)An abstract class can have method body (non-abstract methods). 2)An abstract class can have instance variables. 3)An abstract class can have constructor. 4)An abstract class can have static methods. 5)You can extends one abstract classInterfacesInterface have only abstract methods.An interface cannot have instance variables.Interface cannot have constructor.Interface cannot have static methods.You can implement multiple interfaces.."

Anonymous User · Answer

Abstract classes1)An abstract class can have method body (non-abstract methods). 2)An abstract class can have instance variables. 3)An abstract class can have constructor. 4)An abstract class can have static methods. 5)You can extends one abstract classInterfacesInterface have only abstract methods.An interface cannot have instance variables.Interface cannot have constructor.Interface cannot have static methods.You can implement multiple interfaces..

forum

Difference between Abstract classes and Interfaces

Can you answer this question?

1 Answers