In CSMA/CD+ACK,when a Wireless NIC Wishes to Transmit,it Listens for Traffic.If

question 86

Multiple Choice

In CSMA/CD+ACK,when a wireless NIC wishes to transmit,it listens for traffic.If there is traffic,it waits.When the traffic stops,it may transmit immediately.

• A) always true
• B) sometimes true
• C) always false

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Definitions:

Circadian Rhythms

Natural, internal processes that regulate the sleep-wake cycle and repeat roughly every 24 hours, influencing physiological and behavioral changes.

Bright Light

High-intensity, visible light, often used in light therapy to treat various conditions, including seasonal affective disorder and certain sleep disorders.

Melatonin

A hormone produced by the pineal gland that regulates sleep-wake cycles.

Induce Sleepiness

The act of causing or facilitating the onset of a state of sleep, often through natural or pharmacological means.