The BinarySearch Method of the Collections Class Returns a Value

question 22

Multiple Choice

The binarySearch method of the Collections class returns a value in the form of -k - 1 when the target item you are searching for was not found in the array. What does k represent?

• A) It is the position of an existing item, and indicates that your target item should come after this existing item.
• B) It is the position of an existing item, and indicates that your target item should come before this existing item.
• C) It represents the number of times the array was accessed by the binarySearch method, and can be used for analyzing performance.
• D) Nothing - it is an arbitrary value.

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Definitions:

Visuospatial Sketchpad

A component of working memory responsible for temporarily holding and processing visual and spatial information.

Episodic Buffer

The system that binds visual and verbal information in the long-term store and retrieves information from the long-term store.

Central Executive

The part of the brain's working memory system responsible for overseeing and regulating the flow of information from and to its various components.

Episodic Buffer

A component of the working memory system that integrates information from different sources into a single, multi-dimensional representation.