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220-1002 · Question #1

A user is requesting a solution that will prevent file corruption and ensure a graceful shutdown while providing at least one hour of uptime in case of extreme weather conditions. Which of the followi

The correct answer is A. Uninterruptible power supply. An uninterruptible power supply (UPS) provides battery backup power to keep systems running during outages, enabling graceful shutdowns and preventing file corruption during extreme weather.

Hardware

Question

A user is requesting a solution that will prevent file corruption and ensure a graceful shutdown while providing at least one hour of uptime in case of extreme weather conditions. Which of the following should a technician recommend?

Options

  • AUninterruptible power supply
  • BSurge protector
  • CPower strip
  • DPower distribution unit

How the community answered

(28 responses)
  • A
    89% (25)
  • C
    4% (1)
  • D
    7% (2)

Why each option

An uninterruptible power supply (UPS) provides battery backup power to keep systems running during outages, enabling graceful shutdowns and preventing file corruption during extreme weather.

AUninterruptible power supplyCorrect

A UPS contains an internal battery that supplies power when the main supply fails, providing enough runtime (often well over an hour for properly sized units) to allow a graceful shutdown and prevent file corruption. It also conditions incoming power to protect against surges and sags, addressing all three requirements in the scenario.

BSurge protector

A surge protector only diverts excess voltage spikes; it provides no battery backup and cannot sustain uptime during a power outage.

CPower strip

A power strip simply extends outlet availability with no surge protection or battery backup, offering no protection against power loss or corruption.

DPower distribution unit

A power distribution unit distributes power to multiple rack-mounted devices but contains no battery or conditioning capability to sustain uptime during an outage.

Concept tested: UPS battery backup and power protection

Source: https://www.apc.com/us/en/faqs/FA157448/

Topics

#UPS#power protection#graceful shutdown#battery backup

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