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单选题

Given: Which statement is true?()

发布日期:2022-07-19

Given:  Which statement is true?()
A

The equals method does NOT properly override the Object.equals method.

B

Compilation fails because the private attribute p.name cannot be accessed in line 5.

C

To work correctly with hash-based data structures,this class must also implement the hashCode method.

D

When adding Person objects to a java.util.Set collection,the equals method in line 4 will prevent duplicates.

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此试题出现在

Oracle认证考试

OCJP(310-065)

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