Which Statement Is True When a Superclass Has Protected Instance

question 10

Multiple Choice

Which statement is true when a superclass has protected instance variables?

• A) A subclass object can assign an invalid value to the superclass's instance variables, thus leaving an object in an inconsistent state.
• B) Subclass methods are more likely to be written so that they depend on the superclass's data implementation.
• C) We may need to modify all the subclasses of the superclass if the superclass implementation changes.
• D) All of the above.

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Definitions:

Vertical Merger

A merger between two or more companies that operate at different stages within the production process of the same industry.

Vertical Merger

A merger between two companies operating at different levels within an industry's supply chain.

Subsidiary Corporation

A company that is completely or partly owned and partly or entirely controlled by another company, which is referred to as the parent company.

Domestic Company

A company that operates within the legal boundaries of its home country.