CompTIA
CN0-201 · Question #295
Which of the following layers of the OSI model is responsible for the auto detection process of the IP telephone power requirement?
The correct answer is B. Physical layer. See the full explanation below for the reasoning.
Question
Which of the following layers of the OSI model is responsible for the auto detection process of the IP telephone power requirement?
Options
- AApplication layer
- BPhysical layer
- CData link layer
- DPresentation layer
How the community answered
(44 responses)- A2% (1)
- B82% (36)
- C7% (3)
- D9% (4)
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