Mastering Java: The Ultimate 2025 All-In-One Quiz to Excel in 'Thinking in Java

Question: 1 / 510

What does the add method suggest in the context of Collection?

Removes an element

Inserts an element at a specific position

Ensures the collection contains a specific element

The add method in the context of a Collection is used to ensure that a specific element is present in the collection. This means that the method will only add the element if it is not already present in the collection. Option A is incorrect because it suggests that the method removes an element, which is not the case. Option B is incorrect because it specifies inserting an element at a specific position, which is not necessarily the case for the add method. Option D is incorrect because it states that the specified element is deleted, which contradicts the purpose of the add method.

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Deletes the specified element

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