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Free APC DU0-001 Practice Exam with Questions & Answers | Set: 9

Questions 81

Which two should be used as a basis for determining the UPS redundancy configuration? (Choose two.)

Options:
A.

Voltage level

B.

Cost of downtime

C.

Availability requirements

D.

Size of the electrical load

APC DU0-001 Premium Access
Questions 82

How do non-insulated water pipes impact humidity in the data center?

Options:
A.

They can increase the humidity in the data center.

B.

They can decrease the humidity in the data center.

C.

They do not affect the overall humidity of the data center.

D.

The affect they have on humidity depends on whether the pipes are copper or steel.

Questions 83

When considering data center physical security, which two are examples of "what you know" ? (Choose two.)

Options:
A.

Password typed at a card reader

B.

Numbers punched into a coded lock

C.

The procedure for obtaining a replacement smart card

D.

The sequence of actions for entering and leaving a "man trap"

Questions 84

What does the CFD acronym stand for?

Options:
A.

Certified Field Dichotomy

B.

Circular Flow Determination

C.

Computational Finite Deviation

D.

Computational Fluid Dynamics

Questions 85

What is a result of an undervoltage condition?

Options:
A.

Transients

B.

Motors overheating

C.

Power distribution oversizing

D.

UPS frequency compensation

Questions 86

Which of the following is an example of equipment that would be monitored by a building management system (BMS) ?

Options:
A.

A network router

B.

A telephone switch

C.

A data center server

D.

A comfort-air conditioning system

Questions 87

Which rack / enclosure would be used for limited space with just one or two pieces of small equipment?

Options:
A.

Seismic enclosure

B.

Four post open frame

C.

Wall-mount enclosure

D.

Free-standing enclosure

Questions 88

Click the Exhibit button.

DU0-001 Question 88

What type of power problem does the exhibit illustrate?

Options:
A.

Harmonics

B.

Overvoltage

C.

Overcurrent

D.

Impulsive transient

Questions 89

What is the unit of measurement of the electrical resistance of a circuit?

Options:
A.

Volt

B.

Amp

C.

Ohm

D.

Frequency

Questions 90

MTTR is presented in which format?

Options:
A.

Hours

B.

Weight

C.

Fraction

D.

Distance