In interface we can writer interface keyword and abstract we can write abst

When we r go to abstract class and when we go to Interface?
i have confusion this question while in interview plz clarify

Question Posted / arjun

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Answer Posted / arjun

In interface we can writer interface keyword and abstract we can write abstract class
In interface we can write constructor but abstract no
In interface we can forcely implement all methods but abstract no
In interface all variables public static final we can not change but abstract not

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