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Which of these is a super class of wrappers Double & Integer?(a) Long(b) Digits(c) Float(d) NumberThe question was asked during an internship interview.This intriguing question originated from Java.lang Introduction topic in division Exploring java.lang & java.io of Java

Answer» CORRECT option is (d) Number

The BEST EXPLANATION: Number is an ABSTRACT class CONTAINING subclasses Double, Float, Byte, Short, Integer and Long.


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