Answer Posted / anjani kumar jha

Interface means 100% abstracness............
Abstract class means may be 100% abstracness............

There r lots of difference b/w but 2 major difference is

1)Abstract class is Tightly coupled with class and
interface is loosely coupled.

2)Interface is used to support multiple inheritance in
java...think hard.......

Thanks and Regards
Anjani Kumar Jha
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