Pass the APC NCPI DU0-001 Questions and answers with CertsForce

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Viewing questions 61-70 out of questions
Questions # 61:

A planning challenge for data center managers is to find an NCPI solution that allows incremental purchases of necessary resources on short time frames.

Which type of NCPI management is concerned with this challenge?

Options:

A.

Change management


B.

Incident management


C.

Capacity management


D.

Availability management


Questions # 62:

For reliable generator operation, what are two critical elements of the prime mover? (Choose two.)

Options:

A.

Air filter


B.

Fuel filter


C.

Noise filter


D.

Harmonic filter


Questions # 63:

Which statement is true about humidity?

Options:

A.

If the relative humidity is zero, there is no water vapor present.


B.

As the air temperature decreases, its ability to hold water increases.


C.

If the relative humidity is 50%, the air is holding all the water vapor it can.


D.

The amount of water that can be contained in the room air is fixed regardless of the room temperature.


Questions # 64:

Your data center has a 75 kW load and is located in a building that would require long distances between the indoor and outdoor cooling units. There is no cooling tower available and reducing capital cost is a priority.

Which heat rejection method should be used?

Options:

A.

Chilled water system


B.

Water cooled system


C.

Glycol cooled system


D.

Air cooled split system


Questions # 65:

What percentage of electricity used to power IT equipment is typically converted into heat?

Options:

A.

85%


B.

90%


C.

95%


D.

99%


Questions # 66:

What are three power distribution components found in data centers? (Choose three.)

Options:

A.

Ground loop


B.

Branch circuit


C.

Metered outlet strip


D.

Power distribution unit (PDU)


E.

Valve regulated lead acid (VRLA) battery


Questions # 67:

What is an advantage of air cooled split systems?

Options:

A.

Lower capital costs for smaller installations


B.

Refrigerant piping must be installed in the field


C.

Reduction in maintenance complexity and cost


D.

Introduces an additional source of liquid to the data center


Questions # 68:

Which two practices help prevent data center fires? (Choose two.)

Options:

A.

Using an FM-200 clean agent


B.

Mandating a no-smoking policy


C.

Avoiding the use of acoustic foam


D.

Using trash receptacles without covers


Questions # 69:

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


Questions # 70:

Click the Exhibit button.

Question # 70

Which type of power problem is shown in the exhibit?

Options:

A.

DC offset


B.

Interruption


C.

Undervoltage


D.

Harmonic distortion


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Viewing questions 61-70 out of questions