BICSI DCDC-002 Exam Questions Free Practice Test

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Questions # 41:

What is the NEBS GR-3028-CORE recommended operational temperature.

Options:

-25°F to +125°F (-32°C to +52°C)

-30°F to +110°F (-34°C to +43°C)

-20°F/-28° C minimum and up to a maximum of104 ° Fahrenheit/40° Celsius

Up To140 Degrees Fahrenheit /60 Degrees Celsius

Expert Solution

Questions # 42:

what are the dimensions of circulation pathways?

Options:

4 feet wide and have clear overhead of 8 feet

5 feet width with a height of 7feet.

6feet width, width depends on the layout functionality.

None

All

Expert Solution

Questions # 43:

what is the best practice performance metric to gauge thermal compliance for ASHRAE and NEBS for a given data center

Options:

Temperature-Humidity Index (THI)

Airflow Efficiency Ratio (AFER)

Power Usage Effectiveness (PUE)

Computational Fluid Dynamics (CFD) modeling

Expert Solution

Questions # 44:

What is the minimum slab floor to ceiling height recommended?

Options:

12feetminimum

14feetminimum

15feetminimmum

16feetminimum

Expert Solution

Questions # 45:

What electrical service feed options are there for a data center?

Options:

Single Entrance/Single Pathway

Single Entrance/Dual Pathway

Dual Entrance/Dual Pathway

All of the above

Expert Solution

Questions # 46:

What are the 3 different methods for grounding racks in a computer room?

Options:

Ground bus, direct connections, bond to rack

Ground conductor, surge protection, equipment rack

Copper cable, conduit, flexible connector

AC power, DC power, Ethernet

Expert Solution

Questions # 47:

What is the recommended amount of fuel supply to be available to a class F0 data center?

Options:

12 hours

24 hours

48 hours

None - No requirements

Expert Solution

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