All the Following Describe a VPN Except

question 63

Multiple Choice

All the following describe a VPN except:

• A) A VPN uses the Internet as its main backbone network.
• B) A VPN relies on network firewalls, encryption, and other Internet and intranet security features.
• C) A VPN uses the Internet to establish secure intranets between its distant offices and locations.
• D) A VPN is available for use by anyone with access to the Internet.

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Definitions:

Sleep cycle

A period of sleep composed of multiple stages, including REM and non-REM stages, that repeats several times throughout a night's sleep.

NREM Stage

Non-Rapid Eye Movement sleep stage, which consists of three stages of sleep that precede REM sleep, characterized by slower brainwaves and physical relaxation.

REM

Rapid Eye Movement, a phase of sleep characterized by fast and random movement of the eyes, associated with dreaming.

Obstructive sleep apnea

A disorder characterized by repeated pauses in breathing during sleep due to throat muscles intermittently relaxing and blocking the airway.