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Exam 4: Structured Cabling and Networking Elements

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Question 31

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Matching Match each correct item with the statement below. -A device that converts DC electrical energy to ACelectrical energy.Better inverters will also condition the power,which helps protect sensitive electronic equipmentfrom power fluctuations.

A) airflow
B) alternating current (AC)
C) collision domain
D) direct current (DC)
E) FCS (frame check sequence)
F) inverter
G) NAS (Network attached storage)
H) power converter
I) rack unit (RU)
J) voltage regulator

K) E) and J)
L) A) and D)

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Question 32

Multiple Choice

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Matching Match each correct item with the statement below. -Electrical power flow on a circuitthat continually switches direction.

A) airflow
B) alternating current (AC)
C) collision domain
D) direct current (DC)
E) FCS (frame check sequence)
F) inverter
G) NAS (Network attached storage)
H) power converter
I) rack unit (RU)
J) voltage regulator

K) C) and I)
L) D) and J)

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Question 33

Multiple Choice

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When selecting a punch down block,what block type is more suitable for data connections?

What is the maximum allowable distance for horizontal wiring?

Which method of transmission allows signals to travel in both directions over a medium but in only one direction at a time?

The room where the _________________ is located is called the data closet.

Which method of transmission allows signals to travel in both directions over a medium simultaneously?

A power fluctuation that results in a temporary dimming of lights is known as a blackout.

Matching Match each correct item with the statement below. -A device that maintains a constant voltagelevel for either AC or DC electrical energy.

Select the maximum allowable distances for horizontal wiring for a span that connects a data jack on a wall to a data closet,and for a span that connects a workstation to the data jack,respectively: