Oracle
1Z0-809 · Question #44
1Z0-809 Question #44: Real Exam Question with Answer & Explanation
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Question
Given:
interface Doable {
public void doSomething (String s);
}
Which two class definitions compile?
Options
- Apublic abstract class Task implements Doable { public void doSomethingElse(String s) { } }
- Bpublic abstract class Work implements Doable { public abstract void doSomething(String s) { } public void doYourThing(Boolean b) { } }
- Cpublic class Job implements Doable { public void doSomething(Integer i) { } }
- DPublic class Action implements Doable { public void doSomething(Integer i) { } public String doThat(Integer j) { } }
- Epublic class Do implements Doable { public void doSomething(Integer i) { } public void doSomething(String s) { } public void doThat (String s) { } }
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