ARQ Means That

question 71

Multiple Choice

ARQ means that:

• A)a receiver that detects an error in a message simply asks the sender to retransmit the message until it is received without error
• B)the common carrier Automatically Returns Queries to the subscriber upon receipt of such queries
• C)a sender is using a data link protocol called Asynchronous Repeating reQuest
• D)a fiber optic cable meets the American Registered Quality, a certification standard for use in high-quality data communication transmission lines
• E)a sender is using a parity scheme called Array Resource Quality

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Definitions:

Sunk Cost

Expenses that were previously incurred and cannot be reclaimed.

Opportunity Cost

The cost of foregoing the next best alternative when making a decision, essentially what is sacrificed when a particular choice is made.

Differential Cost

The variation in overall expenses incurred from choosing one option instead of another.

Machine

An apparatus used for a specific purpose in industrial settings, commonly for manufacturing, processing, or shaping materials.