Data Center University Associate Certification (DU0-001) - APC Actual Exam Questions
Last updated on April 11, 2026
What are the three basic principles of identification from LEAST secure (1) to MOST secure (3)?
(1) what you know, (2) what you have, (3) who you are
(1) what you know, (2) who you are, (3) what you have
(1) what you have, (2) who you are, (3) what you know
(1) what you have, (2) what you know, (3) who you are
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Which statement best describes how a row-oriented cooling architecture optimizes the operational efficiency within the data center?
Row-oriented architecture allows cooling capacity to be matched to the heat load within each zone.
Row-oriented architecture requires two cooling units per enclosure, creating a desirable oversizing scenario.
Row-oriented architecture cools all rows of the data center while generating additional conditioned air for the adjacent office areas.
Row-oriented architecture requires large volume of air mixing to reduce the return air temperature, driving up cooling system capacity.
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What is the definition of reliability?
The fraction of time a system is unable to perform its intended function.
The likelihood that a system failure will occur for a specified time range.
The ability of a system to perform its required functions for a specified period of time.
The degree to which a system is accessible when required for use at an instant in time.
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A co-location company invested huge amounts of capital to develop a solid, high security infrastructure and planned for "worse case" in terms of capacity. What are two possible reasons this company failed? (Choose two.)
They tied up unnecessary capital.
The power capacity forecast was underestimated.
They could not adapt to changing customer needs.
They ran out of floor space to host additional clients.
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What is an advantage of choosing a four-post open frame rack over a two-post open frame rack?
Lower cost
Smaller footprint
Easier assembly
Increased strength
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