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APC DU0-001 - Data Center University Associate Certification

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Page: 6 / 10
Total 324 questions

What is a property of heat transfer?

A.

Heat is destroyed.

B.

Heat is transferred in the direction from hot to cold.

C.

Heat is transferred in the direction from cold to hot.

D.

Heat is transferred in both directions (hot to cold and cold to hot).

In a conceptual discussion on security, which example illustrates the concept of "depth of security"?

A.

The data center is built below ground level in order to further limit access.

B.

An amount of the annual budget is earmarked to be spent on security solutions.

C.

A variety of physical security technologies is deployed within the physical space of the data center.

D.

The inner area is protected both by its own security access methods and by the security levels of the areas that enclose it.

What is a component of the network-critical physical infrastructure (NCPI)?

A.

Voice over IP

B.

Fire protection

C.

Office supplies

D.

Desktop application software

Which method transfers heat through the movement of a liquid or gas?

A.

Radiation

B.

Convection

C.

Conduction

D.

Evaporation

What is a limiting factor when specifying the height of a rack / enclosure?

A.

Cable capacity

B.

Cooling requirements

C.

Overhead fire sprinklers

D.

Enclosure door clearance

Which two clean agents are commonly specified for data center fire suppression? (Choose two.)

A.

Inergen

B.

FE-130

C.

FM-200

D.

Halon 1211

Which suppression system is most common in existing data centers?"

A.

Water sprinkler system

B.

Halon total flooding system

C.

Carbon dioxide total flooding system

D.

Water mist mercury switch sensor system

What is an advantage of air cooled split systems?

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

What is the highest cost UPS configuration?

A.

System + system

B.

Parallel redundant

C.

Isolated redundant

D.

Distributed redundant

What is a measure of heat intensity?

A.

Volume

B.

Humidity

C.

Pressure

D.

Temperature