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READ Free Dumps For Oracle- 1z0-851





Question ID 3750

Given:
1.    public class Score implements Comparable<Score> {
2.    private int wins, losses;
3.    public Score(int w, int l) { wins = w; losses = l; }
4.    public int getWins() { return wins; }
5.    public int getLosses() { return losses; }
6.    public String toString() {
7.    return "<" + wins + "," + losses + ">";
8.    }
9.    // insert code here
10.    }
Which method will complete this class?
 

Option A

A.    public int compareTo(Object o){/*more code here*/}

 

Option B

B.    public int compareTo(Score other){/*more code here*/}
 

Option C

C.    public int compare(Score s1,Score s2){/*more code here*/}
 

Option D

D.    public int compare(Object o1,Object o2){/*more code here*/}

Correct Answer B
Explanation


Question ID 3751

A programmer has an algorithm that requires a java.util.List that provides an efficient implementation of add(0, object), but does NOT need to support quick random access. What
supports these requirements?
 

Option A

A.    java.util.Queue
 

Option B

B.    java.util.ArrayList
 

Option C

C.    java.util.LinearList
 

Option D

D.    java.util.LinkedList
 

Correct Answer D
Explanation

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