Continuous improvement of operating system

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Quick delivery

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Huawei HCIA-Data Center Facility(Huawei Certified ICT Associate-Data Center Facility) Sample Questions:

1. Under what circumstances UPS will work in static bypass mode?

A) Mains voltage fluctuations too much
B) The battery is damaged
C) No electricity input
D) Inverter fault

2. Generally there are two kinds for VAV ventilation, one is through the adjustable air valve, the other is a dedicated ventilation floor plus adjustable fan composition.

A) True
B) False

3. pPUE (Partial PUE) is an extension of the data center PUE, used to evaluate and analyzing the energy efficiency of a data center's local area or equipment.

A) TRUE
B) FALSE

4. The description of the data center cooling system, which of the following is incorrect?

A) In cabinet-level, row-level, and room-level cooling, the row-level cooling mode has the shortest airflow path.
B) In low power density data centers, room-level cooling has cost advantages.
C) Room-level cooling can improve the cooling efficiency by changing the air-out position.
D) Cabinet-level air conditioning for cooling inside the cabinet.

5. Data center energy consumption mainly comes from the ring equipment, lighting system, refrigeration systems, power supply and distribution system. How to reduce the energy dissipations of the ( ) is the key to solve data center energy conservation in the industry at present.

A) IT equipment
B) Lighting System
C) Power Supply and Distribution System
D) Refrigeration system

Solutions: