Answer Posted / nevin jain

-Abstract class contains both data members n members
functions.... but Interface contains only members functions

-Abstract class contains both complete n incomplete methods,
incomplete methods has to be explicitly marked as abstract
method...where as Interface contains all incomplete method n
no abstract keyword is requires explicitly.

-Abstract class n theirs members can be public,private or
protected whereas... By default access modifier are public n
no other access modifier can be given to interface n theirs
members.

-Abstract class members are inherit into derived class as
inherit members whereas... Interface members as inherited as
prototype members..

-Abstract class contain constructor whereas.. interface does
not contain..

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