Using a UPS for Orderly Shutdown During Power Loss
A branch office loses power briefly several times each month. Which control best helps keep network equipment running long enough for an orderly shutdown?
Quick Answer
The answer is a UPS, or Uninterruptible Power Supply, because it provides battery backup that keeps network equipment running long enough for an orderly shutdown during a power loss. Unlike a surge protector, which only blocks voltage spikes, a UPS actively supplies clean, regulated power from its internal batteries when mains power fails, preventing data corruption and hardware damage from abrupt shutdowns. On the Security+ SY0-701 exam, this tests your understanding of physical security controls and business continuity concepts, often appearing in scenario-based questions where you must distinguish between a UPS, a surge suppressor, and a generator. A common trap is choosing a surge protector, which offers no runtime—only a UPS buys you those critical minutes. Memory tip: UPS stands for “Uninterruptible Power Supply,” but think of it as “Ultimate Power for Shutdown” to recall its primary purpose in an outage.
⚠ Common exam trap
The trap here is that candidates might confuse a UPS with a surge protector or power strip, thinking any power-related device provides backup runtime, whereas only a UPS contains batteries to sustain power after an outage.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
A UPS
A UPS (Uninterruptible Power Supply) provides battery backup power to network equipment during a power outage, allowing enough time for an orderly shutdown to prevent data corruption or hardware damage. Unlike surge protectors, a UPS actively supplies clean, regulated power from its batteries when the mains fail, making it the correct control for this scenario.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
A UPS
Why this is correct
A UPS supplies battery-backed power, letting switches and routers ride through brief outages and trigger an orderly shutdown. This directly addresses the branch's repeated short power losses, which a surge protector or generator start-up delay cannot bridge.
- ✗
A badge reader
Why it's wrong here
A badge reader controls physical access to a room; it supplies no stored energy, so equipment still drops instantly during an outage. It is tempting as a recognised security control, but it would be correct for restricting entry to the server room, not for ride-through power.
- ✗
A locked filing cabinet
Why it's wrong here
A locked filing cabinet protects paper documents from theft; it provides no electrical backup, so network gear loses power immediately. It is tempting as a physical security measure, but it would be correct for safeguarding printed records, not for orderly shutdown.
- ✗
A fire extinguisher
Why it's wrong here
A fire extinguisher addresses fire suppression, not electrical continuity, so it cannot bridge brief outages or trigger an orderly shutdown. It is tempting because extinguishers are standard physical-security controls in server rooms, and would be the right choice if the risk were an actual fire rather than repeated power loss.
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Same concept, more angles
1 more way this is tested on SY0-701
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. An office loses power several times each month, causing servers to shut down without warning. Which control best helps keep the systems running long enough for a safe shutdown?
easy- ✓ A.A UPS sized to support the equipment for a short period.
- B.A better wallpaper design in the server room.
- C.A stronger password for the power strip.
- D.More user awareness training about turning monitors off.
Why A: A UPS (Uninterruptible Power Supply) provides battery backup power to connected equipment, allowing servers to continue running for a short duration after a power loss. This gives administrators enough time to perform a safe, orderly shutdown, preventing data corruption and hardware damage from abrupt power loss.
JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This SY0-701 practice question is part of Courseiva's free CompTIA certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the SY0-701 exam.