What Statement Regarding the Power Over Ethernet Standards Is Inaccurate

question 23

Multiple Choice

What statement regarding the Power Over Ethernet standards is inaccurate?

• A) The amount of power provided is 15.4 watts for standard PoE devices.
• B) Power over Ethernet requires CAT6 or better copper cable.
• C) Electric current may run over a pair of wires used for data transmission.
• D) A device that supplies power for PoE is known as power sourcing equipment.

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Definitions:

Ladder Logic

A graphical programming language resembling electrical relay logic, used for developing programs in programmable logic controllers (PLCs).

Output

The result or effect of a process, often referring to the signals or data sent by a system to actuate devices or display information.

Coil Symbols

In ladder logic or electrical schematics, coil symbols represent the output of a circuit and are controlled by the preceding contacts.

Internal Control Relay

A virtual relay used within a PLC program to perform logic operations without physical hardware.