Oracle
1Z0-809 · Question #224
1Z0-809 Question #224: Real Exam Question with Answer & Explanation
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Question
You have been asked to define the ProductCode class. The definition of the ProductCode class must allow c1 instantiation to succeed and cause a compilation error on c2 instantiation.
Which definition of ProductCode meets the requirement?
Options
- Aclass ProductCode<T, S<Integer>> { T c1; S c2; }
- Bclass ProductCode<T, S extends T> { T c1; S c2; }
- Cclass ProductCode<T, S> { T c1; S c2; }
- Dclass ProductCode<T, S super T> { T c1; S c2; }
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