CDCS試験無料問題集（60題）「EXIN EPI Certified Data Centre Specialist 認定」

出題：1

You are allowed to use a calculator for this question.
A computer room has a net volume of approximately 2,500 m³ / 88,287 ft³.
The temperature is 20 °C / 68 °F.
The required design concentration is 7%.
The S-Factor is 0.1359 (metric) / 1.885 (imperial).
Calculate the amount of gas required for this computer room based on FM200. What is the correct weight?

A. Approximately 1,390 kg / 3,000 lbs

B. Approximately 820 kg / 1,800 lbs

C. Approximately 410 kg / 900 lbs

D. Approximately 1,640 kg / 3,600 lbs

正解：B 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：2

The data center has been in operation for about 1 year and 2 months. The dust levels in the computer room are relatively high.
What is the most likely root cause?

A. Low pressure in the computer room

B. Every computer room has high dust levels due to constant high-speed air movement

C. Floorboards are most likely not fitted correctly

D. The cleaning crew is not doing their work properly

正解：C 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：3

The electrical diagram of the data center shows the following UPS configuration and has a load of 80 kW.
What is the set-up in this data center?

A. 2(N+1)

B. 2+N+1

C. N+N(+1)

D. (N+1)-(N+1)

正解：A 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：4

The location of a data center is just above the Arctic Circle (North Pole). The outside air temperature is never above 21°C/70°F.
Taking energy efficiency as the highest priority, which cooling system should you recommend?

A. Any cooling system can be efficient because the outside air temperature will not influence the temperature of the air intake of the ICT equipment

B. Standard air conditioning units, as spares might not be readily available

C. Waterside economizer

D. Airside economizer

正解：D 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：5

The noise levels in the data center are approximately 91 dB (A).
Do employers need to take precautions?

A. Yes, since it is mandated by regulations.

B. No, anything less than 100 dB (A) is acceptable.

C. As long as the data is compliant to ISO/IEC 27001 it is acceptable.

D. There are no regulations regarding noise levels inside a building. Regulations only apply to noise pollution outside of the building.

正解：A 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：6

The computer room has high levels of H2S gas contamination. What is the best option to resolve this issue?

A. Clean the room and racks with a damp/wet cloth.

B. Provide more air changes per hour by adding more fresh air to the computer room.

C. Vacuum the whole room using a HEPA/S-Class-based filter.

D. Install air-scrubbers.

正解：D 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

CDCS試験無料問題集「EXIN EPI Certified Data Centre Specialist 認定」