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| Certification Vendor: | EXIN |
|---|---|
| Exam Name: | Certified Data Center Facilities Operations Manager |
| Exam Number: | CDFOM |
| Passing Score: | 70% (42 out of 60) |
| Certificate Validity Period: | 3 years |
| Related Certifications: | EXIN EPI Data Center Management Certification |
| Exam Format: | Multiple Choice |
| Real Exam Qty: | 60 |
| Exam Duration: | 90 minutes |
| Exam Price: | $350 USD |
| Available Languages: | English |
| Sample Questions: | EXIN CDFOM Sample Questions |
| Exam Way: | Online or Paper-based (at end of course) |
| Pre Condition: | None, but knowledge of data center operations is recommended |
| Official Syllabus URL: | https://www.exin.com/technologies-software/exin-epi-data-centre-management/certified-data-centre-facilities-operations-manager |
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質問 # 34
During lock-out/tag-out, which of the below is the most recommended procedure?
正解：B
解説：
In the EPI Facilities Operations Manager body of knowledge, theLock-Out/Tag-Out (LOTO)procedure is a mandatory safety control to ensure that electrical or mechanical equipment cannot be energized while work is being performed. A core principle emphasized in EPI safety training is:
"The person who applies the lock must be the same person who removes it." This aligns with international best practices for occupational health and safety, where LOTO ensures that the individual performing maintenance or repair has full control of the energy isolation device.
Why this is required:
* Personal Safety ResponsibilityThe lock identifies the technician directly working on the equipment.
Only they can confirm whether work is complete and the area is safe for re-energizing.
* Risk PreventionIf someone else removes the lock (another operator, safety manager, or facilities manager), they may incorrectly assume that the equipment is ready to be restored, which can lead to severe injury or fatality.
* Compliance With EPI Safety GuidelinesEPI emphasizes the principle of"single-person control"over hazardous energy. No supervisor or colleague may remove another technician's lock unless a formal, documented emergency override procedure is followed - which isnot considered standard practice.
* Clear Accountability ChainLOTO prevents ambiguity or miscommunication. The technician who placed the lock is the only one with full knowledge of the work status and hazards involved.
Why other options are incorrect:
* A, B, and Cviolate the fundamental LOTO rule because they involve someone other than the applying operator removing the lock.
* Oversight personnel (safety manager, facilities manager) monitor and audit the process, but they should not remove another person's lock except under rare, emergency, escalation-approved situations.
EPI DCFOM-Aligned Reference Concepts
* LOTO must ensure the isolation device is locked and tagged by the person performing the work.
* Only the same individual may remove their own lock.
* Removal by another party is only permitted under controlled, documented emergency protocols.
* The process prevents accidental energization and protects worker safety.
質問 # 35
Of the below, which is a power efficiency indicator?
正解：A
解説：
Power Usage Effectiveness (PUE) is the most widely recognized and adopted energy efficiency indicator for data centers globally and is emphasized heavily within the EPI sustainability framework. PUE measures how effectively a data center uses power and is calculated by dividing theTotal Facility Powerby theIT Equipment Power. The purpose of this indicator is to show how much of the energy consumed by the facility actually reaches IT equipment (servers, storage, network gear) versus how much is consumed by support infrastructure such as cooling, UPS losses, lighting, and building systems.
A lower PUE indicates a more efficient data center, with values approaching 1.0 representing ideal efficiency-where nearly all consumed power is being used for IT load. PUE is essential for benchmarking, energy-saving initiatives, identifying efficiency improvement opportunities, and measuring the success of infrastructure optimization projects. The other options listed-nil, w; CPU; and uw-are irrelevant to facility energy efficiency metrics. CPU relates to computing processors, not facility efficiency; the others are incorrect units or meaningless terms in this context.
Thus,PUEis the correct and industry-standard power efficiency indicator.
質問 # 36
Job descriptions need to be created.
What is the main purpose for doing so?
正解：D
解説：
In EPI's organizational framework, ajob descriptionis a core document used to clearly define:
* Responsibilities
* Tasks
* Required skills
* Reporting relationships
* Expected deliverables
* Operational boundaries
The primary purpose is to ensureclarity of job scope, which enables:
* Alignment of responsibilities
* Prevention of role ambiguity
* Proper expectation setting
* Performance evaluation transparency
* Workforce planning
While job descriptions may indirectly influence salary, promotions, or career paths, these arenottheir primary purpose.
Thus, the correct answer isB.
EPI DCFOM-Aligned Reference Concepts (Paraphrased)
* Job descriptions define job scope, tasks, and responsibilities.
* They support clarity and alignment within the organizational structure.
質問 # 37
Of the below, which can be used to optimize succession planning?
正解：B
質問 # 38
The process of restoring normal service operation as quickly as possible and therefore minimizing the adverse impact on service levels committed to by the organization to its customers, is covered by?
正解：D
解説：
Incident Management's primary objective is:
"Restore normal service as quickly as possible and minimize business impact." This aligns precisely with the scenario described.
Why other options are incorrect:
* A: Change management governs planned changes, not restoration.
* B: Capacity management ensures sufficient resources, not incident recovery.
* D: Equipment lifecycle deals with long-term asset management.
Thus,Cis correct.
EPI DCFOM-Aligned Reference Concepts (Paraphrased)
* Incident management focuses on fast service restoration and minimizing impact.
* Central to service operations and SLA protection.
質問 # 39
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CDFOM日本語版問題解説: https://www.passtest.jp/EXIN/CDFOM-shiken.html
P.S.PassTestがGoogle Driveで共有している無料の2026 EXIN CDFOMダンプ：https://drive.google.com/open?id=1EZDvGMm8vd5SYksOVgGbBWgLR7Zq0oXt