1. import java util.*;2. public class TestSet {3. enum Example { ONE, TWO, THREE }4. public static void main (String[] args) {5. Collection coll = new ArrayList (); 6. coll.add(Example.THREE);7. coll.add(Example.THREE);8. coll.add(Example.THREE);9. coll.add(Example.TWO);10. coll.add(Example.TWO);11. coll.add(Example.ONE);12. Set set = new HashSet(coll);13. }14. }Which statement is true about the set variable on line 12?

Question

1. import java util.*;2. public class TestSet {3.   enum Example { ONE, TWO, THREE }4.   public static void main (String[] args) {5.    Collection coll = new ArrayList (); 6.    coll.add(Example.THREE);7.    coll.add(Example.THREE);8.    coll.add(Example.THREE);9.    coll.add(Example.TWO);10.    coll.add(Example.TWO);11.    coll.add(Example.ONE);12.    Set set = new HashSet(coll);13.   }14. }Which statement is true about the set variable on line 12?

Examsnet · Accepted Answer

Correct Answer is : The set variable contains only three elements from the coll collection, but the order is NOT guaranteed to be preserved.

Collections and Generics