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Exam 220-1001 topic 1 question 99 discussion

Actual exam question from CompTIA's 220-1001
Question #: 99
Topic #: 1
[All 220-1001 Questions]

Which of the following is the main purpose of the +5VSB output of a power supply?

  • A. It allows peripherals to draw power when the machine is off
  • B. It provides power to the audio and sound boards of the machine
  • C. It acts as the main voltage supply to the motherboard and processor
  • D. It powers all expansion cards and external device hubs
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Suggested Answer: A 🗳️
by Cjones10 at April 22, 2021, 6:06 p.m.

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Cjones10
Highly Voted 4 years, 3 months ago
VSB means standby voltage.
upvoted 11 times
l0609890
4 years ago
Thanks for sharing! If anyone is interested in reading more, you can control F for "5VSB" in this Wikipedia page : https://en.wikipedia.org/wiki/Power_supply_unit_(computer)
upvoted 4 times
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