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What device protects against line deficiencies?

  • A.Surge protector
  • B.UPS
  • C.Logic probe
  • D.Capacitor

Answer: B

Correct answer: UPS

Line deficiencies are shortfalls - sags, brownouts and outages - and only a UPS supplies power to make them up. A surge protector deals with the opposite problem, excess voltage.

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