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Questions # 1:

An ever-changing current in a conductor can:

Options:
A.

induce a noise voltage in a nearby conductor

B.

create radio frequency interference (RFI)

C.

unbalance the circuit

D.

reduce noise coupling

Expert Solution
Questions # 2:

Which device is used for sending the same video signal to multiple destinations?

Options:
A.

Distribution amplifier

B.

Media player

C.

Matrix switcher

D.

Scan converter

Expert Solution
Questions # 3:

Exceeding the pulling tension can stretch a cable and change its _____.

Options:
A.

plenum rating

B.

electrical properties

C.

bend radius

D.

length

Expert Solution
Questions # 4:

What does a distribution amplifier do?

Options:
A.

Routes many signals by switching between its various inputs

B.

Sends many signal inputs to a single output

C.

Amplifies video signals to prevent signal loss at their destinations

D.

Accepts a single signal input and distributes the signal to two or more outputs

Expert Solution
Questions # 5:

Native resolution is the ___ resolution for the display.

Options:
A.

downscaled

B.

modified

C.

optimized

D.

average pixel distribution

Expert Solution
Questions # 6:

The amplifier comes right before _____ in the audio system chain.

Options:
A.

the loudspeakers

B.

everything

C.

the audio processor

D.

the equalizer

Expert Solution
Questions # 7:

What is the total impedance in a loudspeaker circuit wired in parallel with the following specifications: Ten, 4 watt loudspeakers, one individual loudspeaker has a measured impedance of 1380 ohms using a 1 kHz tone.

Options:
A.

70.7 ohms

B.

125 ohms

C.

8 ohms

D.

138 ohms

Expert Solution
Questions # 8:

The key elements of a project should be driven by:

Options:
A.

The cost of materials

B.

The overall budget

C.

The client's need

D.

The deadline for completion

Expert Solution
Questions # 9:

Which of the following should you do with damaged electrical cable?

Options:
A.

refurbish it

B.

use it

C.

fix it

D.

dispose of it

Expert Solution
Questions # 10:

_____ prevent loud signals from being too loud.

Options:
A.

Compressors

B.

Filters

C.

Limiters

D.

Expanders

Expert Solution
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