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CTS · Question #133
CTS Question #133: Real Exam Question with Answer & Explanation
The correct answer is D. at scheduled times independent of system failures. See the full explanation below for the reasoning.
Question
When should preventive maintenance be undertaken?
Options
- Awhen a projector lamp has failed
- Bafter a customer has reported a system failure
- Cwhen there is more than one failure in the system
- Dat scheduled times independent of system failures
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