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DU0-001 Data Center University Associate Certification is now Stable and With Pass Result | Test Your Knowledge for Free

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DU0-001 Practice Questions

Data Center University Associate Certification

Last Update 12 hours ago
Total Questions : 324

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Question # 21

What is the greatest physical threat to a data center?

Options:

A.  

Fire

B.  

Dust

C.  

Water

D.  

People

Discussion 0
Question # 22

Which component of a line interactive UPS increases its battery life?

Options:

A.  

Dual mains input

B.  

Voltage regulating transformer

C.  

Low impedance DC disconnect

D.  

High impedance battery charge circuit

Discussion 0
Question # 23

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

Discussion 0
Question # 24

What function do patch panels serve in a data center?

Options:

A.  

They convert Internet protocols (IP).

B.  

They convert copper signals into fiber optic light signals.

C.  

They serve as a demarcation point where ends of bulk cable converge.

D.  

They improve the data cable signal capacity from 100 Base-T to 10 Gigabyte Ethernet.

Discussion 0
Question # 25

What is the actual vertical hole spacing (center-to-center) based on the EIA-310 standard for one mounting unit or U?

Options:

A.  

25.40 mm (1 inch)

B.  

50.80 mm (2 inches)

C.  

38.10 mm (1.5 inches)

D.  

44.45 mm (1.75 inches)

Discussion 0
Question # 26

Typical data centers function to what percent of their capacity?

Options:

A.  

10%

B.  

33%

C.  

66%

D.  

75%

Discussion 0
Question # 27

Which fire suppression device uses a solder or glass bulb valve fuse?

Options:

A.  

Water sprinkler

B.  

Fire extinguisher

C.  

Water mist system

D.  

Gas flooding system

Discussion 0
Question # 28

Which two describe an air sampling smoke detection system? (Choose two.)

Options:

A.  

It is made up of a network of pipes.

B.  

It uses magnetic resonance imaging.

C.  

It is generally located in wiring closets.

D.  

It automatically compensates for changing environments.

Discussion 0
Question # 29

A previously built data center inherited the existing wet pipe sprinkler system. There are smoke detectors in the data center and the local authority having code jurisdiction mandates a sprinkler system in the data center.

How can you further protect the data center's IT equipment while meeting the mandated requirements?

Options:

A.  

Replace the wet-pipe sprinkler system with a FM-200 system.

B.  

Replace the wet-pipe sprinkler system with a pre-action system.

C.  

Install linear heat detectors along the cable trays in addition to the existing sprinkler system.

D.  

Install heat detectors next to each of the sprinkler heads and then connect them to the fire control panel.

Discussion 0
Question # 30

What is an advantage of using natural gas as a fuel source for a standby generator?

Options:

A.  

Reduced fire hazard

B.  

Easy on-site storage

C.  

Minimum carbon build-up

D.  

More hours of operation between overhauls

Discussion 0
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