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Questions # 61:

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.

Expert Solution
Questions # 62:

Which NCPI management technique specifically addresses the challenge of maintaining spare equipment at compatible firmware revision levels to avoid downtime?

Options:

A.

Change management

B.

Capacity management

C.

Reliability management

D.

Availability management

Expert Solution
Questions # 63:

Which two UPS topologies are used for UPS systems that supply at least 50 kW? (Choose two.)

Options:

A.

Standby

B.

Standby - ferro

C.

Delta conversion online

D.

Double conversion online

Expert Solution
Questions # 64:

Which approach is used to redundantly power IT servers?

Options:

A.

Dual power whips

B.

Dual cord, dual power supply

C.

Both 120 V and 208 V circuits

D.

Both solid and stranded copper cables

Expert Solution
Questions # 65:

Which describes an intelligent spot type smoke detector?

Options:

A.

Changes the tone of the alarm depending on the heat intensity of a fire

B.

Allows location-specific information to be sent to the central control station

C.

Regulates the amount of air entering the sensor chamber to minimize false alarms

D.

Uses wireless technology similar to RFID which requires fewer detectors per unit area

Expert Solution
Questions # 66:

Which three factors should be considered when evaluating physical security systems? (Choose

three.)

Options:

A.

VESD protocols

B.

User friendliness

C.

Cost of equipment

D.

Color of security hardware components

E.

Likelihood of locking out legitimate users

Expert Solution
Questions # 67:

Which three are network topologies? (Choose three)

Options:

A.

Star

B.

Ring

C.

Tree

D.

Wheel

E.

Pyramid

Expert Solution
Questions # 68:

Why are frequency variations a small concern for data center managers?

Options:

A.

Frequency variation helps server performance.

B.

Computer power supplies are frequency tolerant.

C.

Frequency variation is strictly a theoretical problem.

D.

Frequency variation occurs during sag conditions, which the UPS resolves.

Expert Solution
Questions # 69:

How do enclosures improve rack system cooling?

Options:

A.

By improving natural air flow

B.

By improving fire suppression

C.

By allowing hot and cold air to mix together

D.

By preventing hot and cold air from mixing together

Expert Solution
Questions # 70:

Which specific incident management challenge does the system-level view of the relationship between interconnected components help identify?

Options:

A.

Incident urgency

B.

Resolution owner

C.

Problem location

D.

Proper corrective action

Expert Solution
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