Suppose a Developer Gets Class XYZ Files and Documentation from a Subcontractor

question 23

Multiple Choice

Suppose a developer gets class XYZ files and documentation from a subcontractor. This class does not implement the Comparable interface. What must be true in order for the developer to sort an array of XYZ objects without modifying the xyz class?

• A) The XYZ class must implement the Sortable interface.
• B) XYZ objects must be randomly distributed.
• C) XYZ objects must be ordered.
• D) The developer must supply a comparator object belonging to a class that implements the Comparator<XYZ> interface.

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Definitions:

LPI

Acronym for Laser Peripheral Iridotomy, a medical procedure used to treat narrow angles or angle-closure glaucoma.

Blepharoptosis

A state in which the upper eyelid sags or descends.

Drooping

Hanging or sagging downwards; a condition of decline or decrease in strength or vigor.

Conjunctivitis

An inflammation or infection of the outer membrane of the eyeball and the inner eyelid, known as pink eye.