Communications That Occur in Discrete Units in Which the Start

question 49

Multiple Choice

communications that occur in discrete units in which the start of a unit is signaled by a start bit at the front,and a stop bit at the back signals the end
of the unit

• A)flow control
• B)cable modem
• C)synchronous communication
• D)data pump
• E)daemon
• F)protocol
• G)ADSL
• H)Xon-Xoff
• I)modem
• J)asynchronous communication

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Definitions:

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.

Variable Costs

Expenses that vary directly with the level of production or sales volume, such as raw materials and labor.

Fixed Costs

Costs that do not vary with the level of production or sales, such as rent, salaries, and insurance expenses.