CompTIA
220-1201 · Question #58
Which of the following provides electricity to devices through network cables?
The correct answer is B. PoE switch. A PoE (Power over Ethernet) switch transmits both data and electrical power over Ethernet cables to devices like wireless access points or VoIP phones. This is especially useful in areas where separate power sources are not available.
Submitted by eva_at· Mar 30, 2026
Question
Which of the following provides electricity to devices through network cables?
Options
- AEdge router
- BPoE switch
- CAccess point
- DPatch panel
How the community answered
(37 responses)- A5% (2)
- B89% (33)
- C3% (1)
- D3% (1)
Explanation
A PoE (Power over Ethernet) switch transmits both data and electrical power over Ethernet cables to devices like wireless access points or VoIP phones. This is especially useful in areas where separate power sources are not available.
Topics
#PoE#PoE switch#Power over Ethernet
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