Which of the following statements about manipulating objects in a map is NOT correct?
A) If you attempt to retrieve a value with a key that is not associated with any value, you will receive a null result.
B) You cannot change the value of an existing association in the map; you must delete it and re-add it with the new values.
C) Use the get method to retrieve a value associated with a key in the map.
D) Use the put method to add an element to the map.

Question

Quizplus · Accepted Answer

In most map implementations, you can change the value of an existing association by using the put method with the same key, which will update the value.

Which of the Following Statements About Manipulating Objects in a Map