Oracle
1Z0-851 · Question #6
Given: public class Person { private name; public Person(String name) { this.name = name; } public int hashCode() { return 420; } } Which statement is true?
The correct answer is A. The time to find the value from HashMap with a Person key depends on the size of the map. See the full explanation below for the reasoning.
Question
Given: public class Person { private name; public Person(String name) { this.name = name; } public int hashCode() { return 420; } } Which statement is true?
Options
- AThe time to find the value from HashMap with a Person key depends on the size of the map.
- BDeleting a Person key from a HashMap will delete all map entries for all keys of type Person.
- CInserting a second Person object into a HashSet will cause the first Person object to be removed
- DThe time to determine whether a Person object is contained in a HashSet is constant and does
How the community answered
(54 responses)- A72% (39)
- B9% (5)
- C15% (8)
- D4% (2)
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