DCDC-003.1 Study Guide Brilliant DCDC-003.1 Exam Dumps PDF
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NEW QUESTION # 32
where is the storage room located?
- A. next door to computing area
- B. outermost point of Data Centre
- C. Near Backup Generator
- D. All
- E. away from computer room, adjacent to equipment entrance at data center
Answer: E
NEW QUESTION # 33
What is the Fourth Preference Regarding Utility Service?
- A. Two balanced feeds with different voltages derived from a single distribution station
- B. One circuit from one substation, separate paths
- C. At least four circuits each from different distribution stations but fed via common feeders
- D. At least two circuits from one substation fed via alternative power grid
Answer: B
NEW QUESTION # 34
Where should all Storage and Unpacking activities occur?
- A. None of these
- B. Inside Computer Room
- C. Near the Main Entrance of Data Center
- D. Outside Computer room, either in Storage Rooms or Staging Areas located adjacent to Computer Room with Dedicated air Handling
- E. Outside the Building, at a secure location.
Answer: D
NEW QUESTION # 35
What is the clearance required between the cold aisle and the CRAC unit?
- A. 6 feet
- B. 8 feet
- C. 4 feet
- D. 2 feet
Answer: B
NEW QUESTION # 36
What is a possible downside to customer-owned maintenance holes?
- A. leaks leading to water infiltration into data center
- B. susceptibility to theft or damage by unauthorized personnel
- C. poor aesthetic appearance around facility exterior
- D. fire risk near data center property
Answer: A
NEW QUESTION # 37
where should the telecommunications room for the operations center be located
- A. in an offsite location
- B. on another floor entirely from the operations center
- C. within a designated telecommunication space outside of computer rooms
- D. inside the computer room
Answer: C
NEW QUESTION # 38
What is the recommended clearance space required for hot and cold aisles in a data center?
- A. 7-8 feet
- B. 5-6 feet
- C. 1-2 feet
- D. 3-4 feet
Answer: D
NEW QUESTION # 39
What is the Typical Voltage Of A Utility Sub-Station?
- A. Medium to Low-voltage range between 270 to13800 volts
- B. High voltage at a stunningly high rate
- C. The United States uses only Direct Currents DC
- D. Low voltage at 480 or less volts
Answer: A
NEW QUESTION # 40
what room should the battery room be adjacent to?
- A. the electrical Room
- B. Mechanical Room
- C. Security Rooms
- D. all
- E. computing Room
- F. Non-combustible materials
Answer: A
Explanation:
Explanation:
NEW QUESTION # 41
What Enhanced Fujita Scale level is commonly used in wind loading calculations?
- A. EF2,113-157mph
- B. EF1,73-112 mph
- C. EF4,207-260 mph
- D. EF3,158-206mph
Answer: C
NEW QUESTION # 42
What are the minimum separation distances for electrical and telecom services pathways to maintain from their primary and redundant feeds?
- A. 15 meters (49 feet)
- B. 10 meters (33 feet)
- C. 5 meters (16 feet)
- D. 20 meters (66 feet)
Answer: D
NEW QUESTION # 43
How do you calculate thermal load in a data center?
- A. IT Thermal Output + Cooling System
- B. IT Thermal Output + Cooling System + Lighting System + PDU System
- C. IT Thermal Output + Cooling System + Lighting System
- D. IT Thermal Output + PDU System
- E. IT Thermal Output + Lighting System
Answer: B
NEW QUESTION # 44
What is the recommended fire suppression system for a data center?
- A. Foam-based
- B. Gas-based
- C. None of the above
- D. Water-based
- E. Powder-based
Answer: B
NEW QUESTION # 45
What is the recommended raised floor height, especially for high density needs and underfloor HVAC?
- A. 36"
- B. 24"
- C. 42"
- D. 30"
Answer: A
NEW QUESTION # 46
Which network topology uses the least amount of cabling?
- A. Bus
- B. Mesh
- C. Top of Rack
- D. Star
Answer: C
NEW QUESTION # 47
Where should the entrance room be located within a data center?
- A. Anywhere with easy access to the outside
- B. In a separate building on the campus
- C. Adjacent to or in a secured space within the computer room
- D. In the computer room
Answer: C
NEW QUESTION # 48
How do you calculate the thermal load of the lighting system inside a data center?
- A. Rated power * .02
- B. IT load * .01
- C. Rated power * .05
- D. Rated power * .01
- E. IT load * .02
Answer: A
NEW QUESTION # 49
what is the best practice performance metric to gauge thermal compliance for ASHRAE and NEBS for a given data center
- A. Airflow Efficiency Ratio (AFER)
- B. Temperature-Humidity Index (THI)
- C. Computational Fluid Dynamics (CFD) modeling
- D. Power Usage Effectiveness (PUE)
Answer: C
NEW QUESTION # 50
What is recommended size ratio of Secure Storage Area?
- A. 10% of Computer Room's Net Square Footage
- B. 15-20% more than Computer Room's Cross Sectional Area
- C. 10% or greater than Available Floor Space
- D. 5% of Computer Room Space
- E. None Of These
Answer: A
NEW QUESTION # 51
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