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Questions # 31:

How often is there typically a technology refresh in a data center?

Options:

A.

Every 1-2 years

B.

Every 3-5 years

C.

Every 7-10 years

D.

There is no typical refresh cycle

Expert Solution
Questions # 32:

What is the typical air delivery temperature from a CRAC unit?

Options:

A.

20-25 degrees Celsius

B.

15-18 degrees Celsius

C.

10-13 degrees Celsius

D.

13-16 degrees Celsius

Expert Solution
Questions # 33:

What is the recommended raised floor height, especially for high density needs and underfloor HVAC?

Options:

A.

24"

B.

30"

C.

36"

D.

42"

Expert Solution
Questions # 34:

what additional fuel filtering is required for generators in class F3 and F4 facilities

Options:

A.

two-stage, spin-on-type fuel filters

B.

four stage, paper-type fuel filters

C.

five stage, mesh type fuel filters

D.

three stage, spin-on-type fuel filters

Expert Solution
Questions # 35:

Where is temperature typically measured in a data center HVAC system?

Options:

A.

At the CRAC unit exhaust

B.

At the CRAC unit inlet

C.

At the server rack inlet

D.

At the server rack exhaust

Expert Solution
Questions # 36:

What is the minimum sized conductor from the rebar mat foundation to the mesh bonding network?

Options:

A.

4 AWG

B.

2 AWG

C.

6 AWG

D.

8 AWG

Expert Solution
Questions # 37:

What is the difference between a single bus and a dual bus power distribution system?

Options:

A.

Single bus has only one power source while dual bus has two independent power sources

B.

Single bus is more reliable than dual bus

C.

Dual bus is more cost-effective than single bus

D.

Single bus is more flexible and adaptable to changing needs than dual bus

Expert Solution
Questions # 38:

What is the difference between a raised floor and a solid floor?

Options:

A.

Raised floor allows for better airflow and cable management

B.

Solid floor allows for better cooling efficiency and higher load capacity

C.

Raised floor is cheaper and easier to install

D.

Solid floor is more flexible and adaptable to changing needs

Expert Solution
Questions # 39:

How do you calculate thermal load in a data center?

Options:

A.

IT Thermal Output + Cooling System

B.

IT Thermal Output + Lighting System

C.

IT Thermal Output + PDU System

D.

IT Thermal Output + Cooling System + Lighting System

E.

IT Thermal Output + Cooling System + Lighting System + PDU System

Expert Solution
Questions # 40:

What are the 2 minimum thicknesses of regular floor slabs?

Options:

A.

4 inches and 6 inches

B.

6 inches and 8 inches

C.

8 inches and 10 inches

D.

10 inches and12inches

Expert Solution
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