Inheritance Is Useful for Which of the Following

question 10

Multiple Choice

Inheritance is useful for which of the following?

• A) It declares the hierarchy of methods that are not common to all classes so they can be reused.
• B) It allows superclasses to override subclasses.
• C) It allows related classes to be organized into levels of functionality so they can be reused.
• D) None of these is correct.

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Definitions:

Accumulated Postretirement Benefit Obligation

The estimated total future postretirement benefits that a company is expected to pay, recognized as a liability.

Pension Liability

The present value of the future retirement benefits that an employee has earned up to date, representing an obligation of the employer to provide pension benefits to its employees.

Projected Benefit Obligation

Projected Benefit Obligation (PBO) is an actuarial valuation that estimates the total amount a company expects to pay for employee pension benefits in the future.

Accumulated Benefit Obligation

The actuarial present value of all benefits attributed by the pension benefit formula to employee service rendered prior to that date, whether or not the benefits are vested.