What?s the difference between an interface and abstract class?

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What?s the difference between an interface and abstract class?..

Answer / guest

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, which is
ok in abstract classes

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What?s the difference between an interface and abstract class?..

Answer / dj

a class can inherit multiple interface where as
a class can inherit only one abstract class

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What?s the difference between an interface and abstract class?..

Answer / adhi

thanxs for your Contribution...I have got one more
diff.. ...Derived Class or Child Class should implement the
methods and properties in interface that are implementing
interface where as it is not manditory in case of Abstract
class

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2 Yes

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What?s the difference between an interface and abstract class?..

Answer / pvschmurthy

In Abstract class must have one sub class, but Interface
cann't have sub class only implimentation class.

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3 No

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