How does Power over Ethernet function and why is it used?
What will be an ideal response?
Power over Ethernet (PoE) allows for the transmission of voltage over an Ethernet line.It tests for resistance on the receiving device and sends a test voltage escalating to the voltage determined by the class of the device.The circuit is formed by two sets of pins on both the receiving and sending device.This is useful for situations where devices require low power and are not near an electrical outlet.
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Which of the following is a serial device used even today?
A) Mouse B) Scanner C) Modem D) Digitizer E) None of the answers are true.
A mobile malicious code is also known as ____________________ because it is hiding inside a harmless-looking piece of code.?
Fill in the blank(s) with the appropriate word(s).