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DU0-001 Exam Dumps - APC NCPI Questions and Answers

Question # 34

Why are dry chemical fire extinguishers a poor practice for data center fire protection?

Options:

A.

They set off smoke alarms.

B.

They are corrosive to IT equipment.

C.

They cause condensation on equipment.

D.

They are ineffective against electrical fires.

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Question # 35

Click the Exhibit button.

This picture illustrates which type of cooling architecture?

Options:

A.

Hybrid

B.

Row-oriented

C.

Rack-oriented

D.

Room-oriented

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Question # 36

Which UPS topology is most commonly used to protect small business and departmental servers where voltage regulation is required?

Options:

A.

Standby

B.

Line interactive

C.

High-speed relay

D.

Delta conversion online

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Question # 37

Which capacity management technique addresses power, rack space, cooling, and cabling needs?

Options:

A.

Tracking server and infrastructure performance in high heat areas

B.

Maintaining status quo of the data center infrastructure

C.

Building the data center infrastructure with a raised floor environment

D.

Optimizing physical infrastructure layout of existing and new equipment

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Question # 38

A network-critical physical infrastructure (NCPI) Management strategy should incorporate what information at the rack level to ensure reliable IT equipment operation? (Choose two.)

Options:

A.

Rack "U" space

B.

Network switches

C.

Individual branch circuits

D.

Rack access to equipment

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Question # 39

Chilled water produced by a chiller is typically within which temperature range?

Options:

A.

34 - 38 F (1 - 3 C)

B.

44 - 48 F (6 - 9 C)

C.

56 - 60 F (13 - 16 C)

D.

70 - 74 F (21 - 23 C)

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Question # 40

What is the definition of reliability?

Options:

A.

The fraction of time a system is unable to perform its intended function.

B.

The likelihood that a system failure will occur for a specified time range.

C.

The ability of a system to perform its required functions for a specified period of time.

D.

The degree to which a system is accessible when required for use at an instant in time.

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Question # 41

What are three data center attributes that impact the selection of a fire protection system? (Choose three.)

Options:

A.

The presence of a raised floor

B.

Number of air changes per hour

C.

The rated capacity of the UPS system

D.

The number of double insulated windows

E.

Proximity of the data center to other buildings

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Question # 42

What characterizes the effect of high humidity levels in the data center?

Options:

A.

High humidity causes long term corrosion damage to data center equipment.

B.

The extent of corrosion damage depends upon average ambient temperature.

C.

The extent of corrosion damage depends upon the dry airflow pattern in the data center.

D.

High humidity causes immediate corrosion damage to equipment within the data center.

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Question # 43

What is the major weakness of a bar code card system?

Options:

A.

The cards are expensive.

B.

The cards interfere with RFID systems.

C.

It is relatively easy to duplicate the cards.

D.

Running a magnet next to a card reader will disrupt the accuracy of the reader.

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Exam Code: DU0-001
Exam Name: Data Center University Associate Certification
Last Update: Feb 22, 2025
Questions: 324
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