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Questions # 51:

The rear of an IT equipment rack is fitted with a fan-assist device that is connected to a drop ceiling plenum, which is in turn connected to the perimeter CRAC unit.

This is an example of which type of air distribution system?

Options:

A.

Flooded supply

B.

Fully ducted return

C.

Locally ducted return

D.

Locally ducted supply

Expert Solution
Questions # 52:

Click the Exhibit button.

Question # 52

This picture illustrates which type of cooling architecture?

Options:

A.

Hybrid

B.

Row-oriented

C.

Rack-oriented

D.

Room-oriented

Expert Solution
Questions # 53:

Which three choices minimize the amount of noise pollution resulting from the operation of a standby generator?

Options:

A.

Fuel quality

B.

Exhaust mufflers

C.

Isolation techniques

D.

Mounting techniques

E.

Prime mover cooling techniques

Expert Solution
Questions # 54:

Which is true when designing a power system with factory-configured whips?

Options:

A.

The whips require splicing upon installation

B.

There is no need for wiring underneath a raised floor

C.

The power system can run continuously at 140% of its rated capacity

D.

A licensed electrician is required to install the twist lock connectors of the whips

Expert Solution
Questions # 55:

What is the load per rack where the room cooling architecture starts to become impractical?

Options:

A.

1 kW

B.

3 kW

C.

7 kW

D.

10 kW

Expert Solution
Questions # 56:

What is the highest cost UPS configuration?

Options:

A.

System + system

B.

Parallel redundant

C.

Isolated redundant

D.

Distributed redundant

Expert Solution
Questions # 57:

Which statement describes the system + system redundant configuration?

Options:

A.

Identical UPS systems are required.

B.

It is the most expensive configuration.

C.

Only single corded loads can be supported.

D.

Design capacities are much smaller than other configurations.

Expert Solution
Questions # 58:

Which fire class involves live electrical equipment?

Options:

A.

Class A

B.

Class B

C.

Class C

D.

Class D

Expert Solution
Questions # 59:

Fluid coolers and pump packages are components of which heat rejection system?

Options:

A.

Chilled water system

B.

Water cooled system

C.

Glycol cooled system

D.

Air cooled self-contained system

Expert Solution
Questions # 60:

Which risk is minimized when data center managers deploy network-critical physical infrastructure (NCPI) solutions?

Options:

A.

Downtime caused by power interruptions.

B.

Downtime caused by high speed storage.

C.

Downtime caused by poorly trained computer operators.

D.

Downtime caused by improper operational process documentation.

Expert Solution
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