-Perfective Maintenance ____

question 16

Multiple Choice

-Perfective maintenance ____.

• A)adds enhancements to an operational system and makes the system easier to use
• B)diagnoses and corrects errors in an operational system
• C)involves changing an operational system to make it more efficient, reliable, or maintainable
• D)requires analysis of areas where trouble is likely to occur in order to avoid problems

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Definitions:

Marginal Cost

The expenditure for assembling another unit of a product or service.

Short-Run Equilibrium

A state in which market supply and demand balance each other, and as a result, prices become stable for a short period.

Constant Returns

A situation in economics where increasing the scale of production does not affect the long-run average cost of production, implying it remains constant.

Initial Plant Sizes

The original capacity or scale of a facility when it first begins operations.