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

Question

Quizplus · Accepted Answer

This statement is not correct. You can change the value of an existing association in the map by calling the put method with the same key and a new value. This will overwrite the existing value associated with that key.

Which of the Following Statements About Manipulating Objects in a Map