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|Java - Interview Questions and Answers|
|Ans. Yes, we can do that. Compiler wont complain. But using object reference we can only access methods which have been defined for object class i.e clone(), equals(), hashCode(), toString() etc.|
We cannot access methods defined in String class or in any class in hierarchy between String and Object.
For example - we cannot do obj.append("abc") as it will now give compile time error.
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