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NEW QUESTION # 83
What is the difference between a raised floor and a solid floor?
- A. Raised floor is cheaper and easier to install
- B. Solid floor allows for better cooling efficiency and higher load capacity
- C. Solid floor is more flexible and adaptable to changing needs
- D. Raised floor allows for better airflow and cable management
Answer: D
NEW QUESTION # 84
What are the 3 types of Authentication for access control?
- A. Type 5 - What you desire
- B. Type 6 - What you create
- C. Type 4 - What you possess
- D. Type 1 - What you have
Type 2 - What you know
Type 3 - What you are
Answer: D
NEW QUESTION # 85
what is another main function of the entrance room?
- A. to store backup telecommunication devices
- B. to house the telecommunications main grounding busbar
- C. None of these
- D. as a dedicated location outside building
Answer: B
Explanation:
Explanation:
NEW QUESTION # 86
Where should all Storage and Unpacking activities occur?
- A. Outside Computer room, either in Storage Rooms or Staging Areas located adjacent to Computer Room with Dedicated air Handling
- B. Near the Main Entrance of Data Center
- C. Outside the Building, at a secure location.
- D. None of these
- E. Inside Computer Room
Answer: A
NEW QUESTION # 87
What is the minimum sized conductor from the rebar mat foundation to the mesh bonding network?
- A. 4 AWG
- B. 2 AWG
- C. 6 AWG
- D. 8 AWG
Answer: A
NEW QUESTION # 88
What is the formula for reliability?
- A. R = e^-T
- B. R = log(T)
- C. R = T/e
- D. R = e^T
Answer: A
NEW QUESTION # 89
Which areas should generate a history of all access attempts and monitored by CCTV Security System?
- A. Only computer rooms
- B. Loading Docks
- C. Any concealed places
- D. Storage Areas
- E. Computer rooms, Loading docks, storage areas, Staging areas and Vendor Storage
Answer: E
NEW QUESTION # 90
What is the high temperature that must be maintained in a data center according to TIA-942?
- A. 70 degrees
- B. 85 degrees
- C. 75 degrees
- D. 80 degrees
- E. 77 degrees
Answer: E
NEW QUESTION # 91
What is the recommended amount of fuel supply to be available to a class F0 data center?
- A. None - No requirements
- B. 48 hours
- C. 12 hours
- D. 24 hours
Answer: A
NEW QUESTION # 92
What is the clearance required between the cold aisle and the CRAC unit?
- A. 6 feet
- B. 4 feet
- C. 8 feet
- D. 2 feet
Answer: C
NEW QUESTION # 93
What is the acceptable dew point level in a data center according to TIA-942?
- A. 75 degrees
- B. 65 degrees
- C. 80 degrees
- D. 69.8 degrees
- E. 60 degrees
Answer: D
NEW QUESTION # 94
What is the first preference regarding utility service, class F4?
- A. At least two circuits from one substation, same path
- B. One circuit from one substation, separate paths
- C. At least two circuits from two separate substations, diverse substation power grids and separate paths
- D. At least one circuit from two separate substations, different voltage levels
Answer: C
NEW QUESTION # 95
Where is temperature typically measured in a data center HVAC system?
- A. At the server rack inlet
- B. At the CRAC unit inlet
- C. At the CRAC unit exhaust
- D. At the server rack exhaust
Answer: B
NEW QUESTION # 96
What is the minimum slab floor to ceiling height recommended?
- A. 14feetminimum
- B. 16feetminimum
- C. 15feetminimmum
- D. 12feetminimum
Answer: C
NEW QUESTION # 97
What is the United States Average Power Utility Outage Annually And What Is The Average Repair Time?
- A. 1.86 outages annually, with average repair time of four hours
- B. 1 outage annually, with average repair time of approximately eight hours
- C. Three outages annually, with an unknown average repair time
- D. 2.5 outages annually, with average repair time of approximately 7 hours
Answer: A
NEW QUESTION # 98
What level should the battery room be on?
- A. Grade Level
- B. None
- C. Upper floor
- D. All
- E. Lower Floor
Answer: A
NEW QUESTION # 99
What is the Fourth 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 circuit from one substation, separate paths
- D. At least two circuits from one substation fed via alternative power grid
Answer: C
NEW QUESTION # 100
what is the ASHRAE recommended operational temperature.
- A. Minimum <=50 degree[A]
Maximum =>200Degrees[B] - B. Minimum =54 degrees[F]/12 degrees[C]
Maximum=88 degrees [F]/31degrees[C] - C. Maximum <=33 Degree[XEIYCPJZDKLTWGBNMFUAHSRQV][/33][64]=''>
Minimum >=18Degree[KOVBYPZXWMFGUTANLHQSRDCJE]</18> - D. Minimum =64 degrees[F]/18 degrees[C]
Maximum=80 .6degrees [26 .9]<30 del=''> [C]
Answer: D
NEW QUESTION # 101
what is the ANSI/TIA-942 recommended operational temperature
- A. -10°C to +45°C
- B. 80F to 90F
- C. 68F to 77F
- D. 60F to 75F
Answer: C
NEW QUESTION # 102
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 used for additional storage purposes
- C. they should be turned off to save energy costs
- D. it should be left open to allow for better ventilation
Answer: A
NEW QUESTION # 103
What is the highest allowable elevation for a data center site?
- A. 7,500 ft
- B. 10,000 ft
- C. 5,000 ft
- D. 12,500 ft
- E. 2,500 ft
Answer: B
NEW QUESTION # 104
What is the recommendation regarding row length?
- A. Do not exceed 20 racks in length and dead-end rows not to exceed ten racks long
- B. None
- C. Maximum twenty-five racks in each row only
- D. All
- E. Ten Racks in Length
Answer: A
Explanation:
Explanation:
NEW QUESTION # 105
What are main concepts in choosing location of the entrance room?
- A. All of these
- B. Dedicated location outside building
- C. If possible, it should be very close, and, in the computer room distance limitations for T1,T3,E1,and E3 circuits,
- D. Should not be near to Data Center
Answer: C
Explanation:
Explanation:
NEW QUESTION # 106
Where is the recommended location for remote power panels?
- A. outside the building
- B. suspended from ceiling
- C. at one or both ends of an equipment row
- D. inside a sealed room
Answer: C
NEW QUESTION # 107
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