Question 1
What is the primary formula for calculating Power Usage Effectiveness (PUE) as defined by ISO/IEC 30134-2 and The Green Grid?
Correct Answer:
Total Facility Energy divided by IT Equipment Energy
Question 2
Under ISO/IEC 30134-2, which measurement category requires IT equipment energy to be continuously measured at the power distribution unit (PDU) output or UPS output?
Correct Answer:
Category L1 (Basic)
Question 3
What is the standard unit of measurement for Carbon Usage Effectiveness (CUE) according to ISO/IEC 30134-3?
Correct Answer:
Kilograms of CO2 equivalent per kilowatt-hour of IT energy (kg CO2e / kWh)
Question 4
How is Water Usage Effectiveness (WUE) calculated under ISO/IEC 30134-4?
Correct Answer:
Annual site water consumption in liters divided by IT equipment energy in kilowatt-hours (L / kWh)
Question 5
Which metric defined by ISO/IEC 30134-6 measures the proportion of data centre waste heat diverted for external beneficial reuse?
Correct Answer:
Energy Reuse Factor (ERF)
Question 1
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About this Exam

Prepare with the CDESS Practice Questions - EXIN EPI Certified Data Centre Environmental Sustainability Specialist Exam practice quiz. This question bank includes 100 questions covering data, centre, energy, power, and cooling. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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CDESS Practice Questions - EXIN EPI Certified Data Centre Environmental Sustainability Specialist Exam

This practice set contains 100 questions from the matching question bank and focuses on data, centre, energy, power, and cooling. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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