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Question ID 3822

Given:
11.    public class Person {
12.    private name;
13.    public Person(String name) {
14.    this.name = name;
15.    }
16.    public int hashCode() {
17.    return 420;
18.    }
19.    }
Which statement is true?

 

Option A

A. The time to find the value from HashMap with a Person key depends on the size of the map.
 

Option B

B.    Deleting a Person key from a HashMap will delete all map entries for all keys of type Person.
 

Option C

C.    Inserting a second Person object into a HashSet will cause the first Person object to be
removed as a duplicate.
 

Option D

D.    The time to determine whether a Person object is contained in a HashSet is constant and does NOT depend on the size of the map.

Correct Answer A
Explanation


Question ID 3823

Option A

Explanation

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