Oracle
1Z0-900 · Question #21
1Z0-900 Question #21: Real Exam Question with Answer & Explanation
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Question
Given the code fragments: Which action completes this composite primary key implementation?
Exhibit
Options
- AAdd @IdClass annotation at line 1.
- BAdd @Embeddable annotation at line 1 and replace both @Id annotations with @EmbeddedId
- CAdd @IdClass(ContactId.class) annotation at line 2.
- DAdd @Embeddable annotation at line 1 and @EmbeddedId(ContactId.class) at line 2.
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