For What Two Purposes Does the Ethernet Protocol Use Physical

question 388

Multiple Choice

For what two purposes does the Ethernet protocol use physical addresses?

• A) to uniquely identify devices at Layer 2
• B) to allow communication with devices on a different network
• C) to differentiate a Layer 2 frame from a Layer 3 packet
• D) to establish a priority system to determine which device gets to transmit first
• E) to allow communication between different devices on the same network
• F) to allow detection of a remote device when its physical address is unknown

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Definitions:

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Internal Reliability

A measure of the consistency of the results delivered by items of a test that are intended to measure the same concept.

Discriminant Validity

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Repressive Coper

A coping strategy characterized by the avoidance of directly addressing or acknowledging stressors and emotions.