String is an immutable object. Then how can the following code be justified. String s1 = ?ABC?; String s1 = s1+?XYZ?; s.o.p(s1); The output is ABCXYZ, which is the value of s1 ?
6 18209Post New Keane India Ltd Core Java Interview Questions
An integer that indentifies the position of a data item in a sequence of data items a) value b) number c) index d) all of the above
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