Oracle
1Z0-819 · Question #142
1Z0-819 Question #142: Real Exam Question with Answer & Explanation
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Question
Given:
public interface InterfaceOne {
void printOne();
}
Which three classes successfully override printOne()? (Choose three.)
Options
- Apublic abstract class TestClass implements InterfaceOne { public abstract void printOne(); }
- Bpublic class TestClass implements InterfaceOne { private void printOne() { System.out.println("one"); } }
- Cpublic class TestClass implements InterfaceOne { public void printOne() { System.out.println("one"); } }
- Dpublic abstract class TestClass implements InterfaceOne { public void printOne() { System.out.println("one"); } }
- Epublic abstract class TestClass implements InterfaceOne { public String printOne() { return "one"; } }
- Fpublic class TestClass { public void printOne() { System.out.println("one"); } }
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