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Data Center University Associate Certification

Exam Details

  • Exam Code
    :DU0-001
  • Exam Name
    :Data Center University Associate Certification
  • Certification
    :APC Certifications
  • Vendor
    :APC
  • Total Questions
    :325 Q&As
  • Last Updated
    :May 13, 2025

APC APC Certifications DU0-001 Questions & Answers

  • Question 221:

    What are two causes of impulsive transients? (Choose two.)

    A. Lightning strikes

    B. Generator switch-over

    C. Air conditioner starting up

    D. Electrostatic discharge (ESD)

  • Question 222:

    What is a result of an undervoltage condition?

    A. Transients

    B. Motors overheating

    C. Power distribution oversizing

    D. UPS frequency compensation

  • Question 223:

    Click the Exhibit button.

    Which type of power problem is shown in the exhibit?

    A. DC offset

    B. Interruption

    C. Undervoltage

    D. Harmonic distortion

  • Question 224:

    Why are frequency variations a small concern for data center managers?

    A. Frequency variation helps server performance.

    B. Computer power supplies are frequency tolerant.

    C. Frequency variation is strictly a theoretical problem.

    D. Frequency variation occurs during sag conditions, which the UPS resolves.

  • Question 225:

    A power line conditioner can compensate for which two events?

    A. DC offset

    B. Interruptions

    C. Current increases

    D. Voltage fluctuations

  • Question 226:

    What are sudden high peak events that raise voltage or current?

    A. IGBTs

    B. Interruptions

    C. Power factors

    D. Impulsive transients

  • Question 227:

    What is one cause of oscillatory transients?

    A. Lightning strikes

    B. Non-unity power factors

    C. Motors turning on and off

    D. Static electricity discharges

  • Question 228:

    What is another name for a system + system UPS configuration?

    A. N

    B. N+1

    C. N+2

    D. 2N

  • Question 229:

    How does the parallel redundant UPS configuration differ from an isolated redundant UPS configuration?

    A. A parallel redundant configuration is considered N+1 and an isolated redundant configuration is considered 2N.

    B. A parallel redundant configuration requires a static bypass switch and an isolated redundant configuration does not.

    C. A parallel redundant configuration eliminates downstream single points of failure and an isolated redundant configuration does not.

    D. A parallel redundant configuration requires models of the same capacity from the same manufacturer and isolated redundant does not.

  • Question 230:

    To which percentage is a data center's UPS system typically oversized?

    A. 25%

    B. 50%

    C. 100%

    D. 300%

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