Given:
What is the result?()
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Given:
Which two code fragments, inserted independently at line 13, will compile?()
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A programmer has an algorithm that requires a java.util.List that provides an efficient implementation of add(0, object), but does NOT need to support quick random access.
What supports these requirements?()
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Given:
What is the appropriate definition of the hashCode method in class Person?()
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Given:
Which line of code marks the earliest point that an object referenced by intObj becomes a candidate for garbage collection?()
来源:考试资料网2018-08-01