Wi-Fi,or Wireless Fidelity,permits Laptop and PDA Users to Establish High-Speed

question 47

Multiple Choice

Wi-Fi,or wireless fidelity,permits laptop and PDA users to establish high-speed wireless connections to the Internet via:

• A)infrared rays.
• B)magnetic rays.
• C)hot spots.
• D)laptop warriors.
• E)modem.

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Definitions:

Contribution Margin Ratio

The percentage of revenue remaining after deducting variable costs, indicating how much revenue contributes towards covering fixed costs and generating profit.

Variable Costs

Expenses that fluctuate with the level of production output, such as raw materials and direct labor.

Fixed Costs

Expenses that remain constant in total amount irrespective of fluctuations in the activity level of a business, e.g., insurance premiums.

Composite Unit

A grouping of assets or costs that are combined and treated as a single unit for accounting or valuation purposes.