The ____ Layer Ensures the QoS of a Virtual Circuit

question 77

Multiple Choice

The ____ layer ensures the QoS of a virtual circuit or channel and determines error-control techniques.

• A)ATM
• B)Physical
• C)ATM Services
• D)ATM Adaptation

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Definitions:

Marginal Cost

The monetary outlay for producing an additional unit of a good or service.

Fixed Costs

Expenses that do not change in the short term regardless of the level of production or sales, such as rent and salaries.

Average Total Cost Curve

A graph that shows the per unit cost of production at various levels of output.

Short-Run

A time period in which at least one factor of production is fixed, limiting the ability of firms to adjust to changes in market conditions fully.