Answers for "when we use interface and abstract class in java"

java abstract vs interface

you can extend only one abstract class, but you can implement as much interfaces as you would need

java abstract vs interface

you can extend only one abstract class, but you can implement as much interfaces as you would need

abstract classes and interfaces in java

abstract class have no implementation of methods functions inside it. the classes which extending abstract class have to implement it

abstract classes and interfaces in java

abstract class have no implementation of methods functions inside it. the classes which extending abstract class have to implement it