Given: 1. import java.util.*; 2. public class PQ { 3. public static void main(String[] args) { 4. PriorityQueue pq = new PriorityQueue (); 5. pq.add("carrot"); 6. pq.add("apple"); 7. pq.add("banana"); 8. System.out.println(pq.poll() + ":" + pq.peek()); 9. } 10. } What is the result?

Correct Answer is : apple:banana

Test Index

Collections and Generics

Question : 13

Total: 53

Given:

1. import java.util.*; 
2. public class PQ { 
3.   public static void main(String[] args) { 
4.    PriorityQueue < String > pq = new PriorityQueue < String > (); 
5.    pq.add("carrot"); 
6.    pq.add("apple"); 
7.    pq.add("banana"); 
8.    System.out.println(pq.poll() + ":" + pq.peek()); 
9.   } 
10. }

What is the result?

apple:apple
carrot:apple
apple:banana
banana:apple
carrot:carrot
carrot:banana

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