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Viewing questions 71-80 out of questions
Questions # 71:

Which type of cooling equipment can IT professionals install without requiring assistance from facilities personnel?

Options:
A.

Portable systems

B.

Floor mounted systems

C.

Ceiling mounted systems

D.

Wall mounted split-systems

Questions # 72:

What is a property of heat transfer?

Options:
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).

Questions # 73:

Which statement describes biometrics?

Options:
A.

The design of ergonomic factors that affect data center efficiency

B.

Data trending and analysis of the traffic passing a security check point

C.

Access control based on a unique physical characteristic of an individual

D.

Monitoring of environmental factors, such as heat and humidity, that affect data center personnel

Questions # 74:

When monitoring humidity levels in the data center, where is the single most important place to measure the humidity?

Options:
A.

Above the rack

B.

Below the rack

C.

The air intake on IT equipment

D.

The exhaust air coming out of the back of the IT equipment

Questions # 75:

What is the primary purpose of data center physical security?

Options:
A.

To monitor activities of data center employees

B.

To set up proper firewalls and avoid hacking of computers

C.

To keep unauthorized people out of places they do not belong

D.

To research the background of individuals who visit the data center

Questions # 76:

What is the difference between reliability and availability?

Options:
A.

MTTR is only factored into reliability.

B.

MTBF is only factored into availability.

C.

Reliability is composed of MTBF and MTTR.

D.

Availability is composed of MTBF and MTTR.

Questions # 77:

Which two types of cables would you expect to see used in a network backbone?(Choose two.)

Options:
A.

Power cables

B.

Fiber optic cables

C.

Category 5/5e/6a cables

D.

Audio / video cables

Questions # 78:

What are three characteristics of a water mist suppression system? (Choose three.)

Options:
A.

Requires manual activation

B.

Uses minimal storage space

C.

Discharges very fine water droplets

D.

Is popular in industrial environments

E.

Extinguishes fire by absorbing oxygen

Questions # 79:

What represents a direct cost of downtime when an outage occurs in the data center?

Options:
A.

Brand perception is damaged.

B.

Revenue streams are slowed or stopped.

C.

Data center personnel need to be retrained.

D.

Software needs to be upgraded to latest versions.

Questions # 80:

What are two common UPS topologies? (Choose two.)

Options:
A.

Standby

B.

Delta interactive

C.

Standard interactive

D.

Double conversion on-line

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Viewing questions 71-80 out of questions