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The DCDC certification covers a wide range of topics related to data center design, including site selection, electrical and mechanical systems, cooling and airflow management, security, and disaster recovery. It also emphasizes the importance of considering the business needs of the organization when designing a data center, such as scalability, availability, and cost-effectiveness.
NEW QUESTION # 55
What should be done with unused rack space?
- A. it should be filled with blanking devices to reduce non-functional airflow
- B. it should be left open to allow for better ventilation
- C. they should be turned off to save energy costs
- D. it should be used for additional storage purposes
Answer: A
NEW QUESTION # 56
What is the minimum size conductor from the TMGB to the building main ground bus?
- A. 160mm (300MCM) bare copper
- B. 200mm (400MCM) bare copper
- C. 80mm (150MCM) bare copper
- D. 130mm (250MCM) bare copper
- E. 100mm (200MCM) bare copper
Answer: D
NEW QUESTION # 57
Where should the entrance room be located within a data center?
- A. Anywhere with easy access to the outside
- B. In the computer room
- C. Adjacent to or in a secured space within the computer room
- D. In a separate building on the campus
Answer: C
NEW QUESTION # 58
What is the third preference regarding electricity supply?
- A. One Circuit From Single Sub Station Fed Via Additional Path from Alternate Power Grid
- B. Two Balanced Feeds With Same Voltage Derived From A Single Distribution Station
- C. One Balanced Feeder Coordinated With Upstream Backup Feed
- D. At Least Two Circuits From Same Power Grid But Different Substations And Separate Paths
Answer: D
NEW QUESTION # 59
what additional fuel filtering is required for generators in class F3 and F4 facilities
- A. four stage, paper-type fuel filters
- B. five stage, mesh type fuel filters
- C. three stage, spin-on-type fuel filters
- D. two-stage, spin-on-type fuel filters
Answer: C
NEW QUESTION # 60
What is the minimum height of a ceiling in a data center or telecommunications room?
- A. twelve feet from finished floot to pay constructionjssgspritesari sek
- B. ten feet from finished foroor to asany oos obstruction, sprinklers, lighting(correct)
- C. Five feet from finished floor to any obstruction, sprinklers, lighting
- D. eight feet from finished floor to any obstruction, sprinklers, lighting
Answer: B
NEW QUESTION # 61
What is the difference between a raised floor and a solid floor?
- A. Solid floor is more flexible and adaptable to changing needs
- B. Raised floor is cheaper and easier to install
- C. Solid floor allows for better cooling efficiency and higher load capacity
- D. Raised floor allows for better airflow and cable management
Answer: D
NEW QUESTION # 62
What type of power utility service is desired?
- A. Renewable energy-based utility service
- B. Underground or overhead utility service
- C. Direct Current (DC) utility service
- D. Overhead utility service
Answer: B
NEW QUESTION # 63
what is the ASHRAE recommended operational temperature.
- A. Minimum <=50 degree[A]
Maximum =>200Degrees[B] - B. Maximum <=33 Degree[XEIYCPJZDKLTWGBNMFUAHSRQV][/33][64]=''>
Minimum >=18Degree[KOVBYPZXWMFGUTANLHQSRDCJE]</18> - C. Minimum =54 degrees[F]/12 degrees[C]
Maximum=88 degrees [F]/31degrees[C] - D. Minimum =64 degrees[F]/18 degrees[C]
Maximum=80 .6degrees [26 .9]<30 del=''> [C]
Answer: D
NEW QUESTION # 64
What is recommended size ratio of Secure Storage Area?
- A. 15-20% more than Computer Room's Cross Sectional Area
- B. None Of These
- C. 10% or greater than Available Floor Space
- D. 10% of Computer Room's Net Square Footage
- E. 5% of Computer Room Space
Answer: D
NEW QUESTION # 65
Why are H DAs more often required in data centers?
- A. they enhance cooling effectiveness
- B. they minimize noise pollution
- C. they improve fire suppression system
- D. they avoid cable congestion
Answer: D
NEW QUESTION # 66
What type of slope is considered too extreme for a data center site?
- A. 15%
- B. 20%
- C. 10%
- D. 5%
Answer: A
NEW QUESTION # 67
Where is temperature typically measured in a data center HVAC system?
- A. At the CRAC unit inlet
- B. At the CRAC unit exhaust
- C. At the server rack inlet
- D. At the server rack exhaust
Answer: A
NEW QUESTION # 68
where should the telecommunications room for the operations center be located
- A. inside the computer room
- B. in an offsite location
- C. within a designated telecommunication space outside of computer rooms
- D. on another floor entirely from the operations center
Answer: C
NEW QUESTION # 69
Which areas should generate a history of all access attempts and monitored by CCTV Security System?
- A. Any concealed places
- B. Storage Areas
- C. Only computer rooms
- D. Loading Docks
- E. Computer rooms, Loading docks, storage areas, Staging areas and Vendor Storage
Answer: E
NEW QUESTION # 70
What is the recommended floor loading capacity for a data center?
- A. 1000 lbs per sq. ft.
- B. 2000 lbs per sq. ft.
- C. 1250 lbs per sq. ft.
- D. 1500 lbs per sq. ft.
- E. 1750 lbs per sq. ft.
Answer: D
NEW QUESTION # 71
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The DCDC-002 exam is designed for individuals who have experience designing data centers. DCDC-002 exam covers a range of topics, including data center architecture, power and cooling systems, cabling infrastructure, and security. DCDC-002 exam also covers emerging technologies, such as virtualization, cloud computing, and software-defined networking. DCDC-002 exam is intended for professionals who have experience working in data center design, including data center architects, engineers, and consultants.
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