2023年最新のDCDC-002問題集レビュー専門クイズ学習材料
DCDC-002テスト準備トレーニング練習試験問題 練習テスト
質問 # 92
What electrical service feed options are there for a data center?
- A. All of the above
- B. Dual Entrance/Dual Pathway
- C. Single Entrance/Dual Pathway
- D. Single Entrance/Single Pathway
正解：A
質問 # 93
Which areas should generate a history of all access attempts and monitored by CCTV Security System?
- A. Computer rooms, Loading docks, storage areas, Staging areas and Vendor Storage
- B. Loading Docks
- C. Storage Areas
- D. Any concealed places
- E. Only computer rooms
正解：A
質問 # 94
What room should have direct access to the computer room?
- A. Network Operations Center (NOC)
- B. Break room
- C. Server room
- D. Administrative office
正解：A
質問 # 95
what is the maximum recommended elevation for a data center
- A. 5,000 ft
- B. 15,000 ft
- C. 10,000 ft
- D. 1,000 ft
正解：C
質問 # 96
What is the clearance required between AC units?
- A. Min. of 2 ft but recommended 6 ft.
- B. Min. of 8 ft but recommended 10 ft.
- C. Min. of 6 ft but recommended 8 ft.
- D. Min. of 4 ft but recommended 6 ft.
正解：D
質問 # 97
What is the NEBS GR-3028-CORE recommended operational temperature.
- A. Up To140 Degrees Fahrenheit /60 Degrees Celsius
- B. -20°F/-28° C minimum and up to a maximum of104 ° Fahrenheit/40° Celsius
- C. -30°F to +110°F (-34°C to +43°C)
- D. -25°F to +125°F (-32°C to +52°C)
正解：B
質問 # 98
What is the clearance required for the hot aisle width?
- A. 2 ft
- B. 4 ft
- C. 6 ft
- D. 8 ft
正解：B
質問 # 99
What is the low temperature that must be maintained in a data center according to NEB standards?
- A. 60 degrees
- B. 65 degrees
- C. 70 degrees
- D. 55 degrees
- E. 75 degrees
正解：B
質問 # 100
What is the high temperature that must be maintained in a data center according to TIA-942?
- A. 77 degrees
- B. 85 degrees
- C. 80 degrees
- D. 70 degrees
- E. 75 degrees
正解：A
質問 # 101
What is the benefit to locating the power distribution unit supporting equipment outside the computer room
- A. None of the above
- B. Enables greater energy efficiency
- C. Allows for easier access by IT staff during maintenance tasks
- D. maintenance. activities are not taking place inside critical computer roomspace
正解：D
解説：
Explanation
質問 # 102
where is the storage room located?
- A. Near Backup Generator
- B. outermost point of Data Centre
- C. All
- D. next door to computing area
- E. away from computer room, adjacent to equipment entrance at data center
正解：E
質問 # 103
what is the second preference regarding utility service
- A. At least four circuits each from different distribution stations but fed via common feeders
- B. Two balanced feeds with different voltages derived from a single distribution station
- C. One balanced feeder coordinated with upstream backup feed
- D. At least One Circuit from two Separate Substations and Different Voltage Levels
正解：B
質問 # 104
what is minimum recommended space for secured storage area?
- A. 250 square feet
- B. None of above
- C. 100 square feet
B 240 square feet - D. 280 square feet
正解：D
質問 # 105
Where should telecom cabling be routed under an access floor?
- A. In the plenum space
- B. In the equipment room
- C. In the cold aisle
- D. Above the access floor
- E. In the office area
正解：C
質問 # 106
What is the recommended front of rack aisle width?
- A. 4 feet
- B. 2 feet
- C. 5 feet
- D. 3 feet
正解：A
質問 # 107
What is the difference between N+1 and 2N redundancy?
- A. N+1 redundancy means that there is one additional backup component while 2N redundancy means that there are two identical backup components
- B. N+1 redundancy is more reliable than 2N redundancy
- C. N+1 redundancy is more flexible and adaptable to changing needs than 2N redundancy
- D. 2N redundancy is more cost-effective than N+1 redundancy
正解：A
質問 # 108
what is the most common energy storage solution and what are the two types
- A. Flywheel, vertical and horizontal
- B. Lithium-ion battery, sealed and unsealed
- C. Supercapacitor, cylindrical and prismatic
- D. Lead-acid battery, vented and valve regulated
Nickel-cadmium battery, vented and valve regulated
正解：D
質問 # 109
what is typical entrance room power requirement?
- A. More than about Million watts
- B. 500, to 1500 watts per access provider
- C. exactly or less than 300KW
- D. More than 2000 KW
正解：B
質問 # 110
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BICSI DCDC-002認定試験は、データセンターの設計に関する知識と専門知識を実証したい専門家向けに設計されています。この認定は、情報通信技術（ICT）業界にサービスを提供する専門的な協会であるBICSIによって提供されます。 DCDC認定試験では、データセンターの設計、サイトの選択、物理的セキュリティ、電源と冷却、ケーブルシステム、ネットワークインフラストラクチャなど、幅広いトピックをカバーしています。
BICSI DCDC-002 認定試験は、データセンターのオペレーター、クラウドサービスプロバイダー、政府機関を含む世界中の主要な組織によって認められています。この認定プログラムは、信頼性、拡張性、セキュリティを備えたデータセンターソリューションを設計し実装するために必要な知識とスキルを専門家に提供するよう設計されています。DCDC 認定資格を取得した専門家は、高い需要があり、より高い給与と良い就職機会を期待することができます。
試験問題解答ブレーン問題集でDCDC-002試験問題集PDF問題：https://jp.fast2test.com/DCDC-002-premium-file.html