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AVIXA CTS-I - Certified Technology Specialist – Installation

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Page: 14 / 15
Total 477 questions

The number of ___ in the primary and secondary sides of a transformer determines the impedance and/or voltage ratio.

A.

Unused tap wires

B.

Ohms

C.

Coils of wire

D.

Loudspeaker taps

In a dynamic microphone, there is a(n) _____ attached to a diaphragm and placed in a permanent magnetic field.

A.

electret

B.

coil of wire

C.

condenser

D.

ribbon

Which of the following is the best definition of aspect ratio?

A.

the ratio of image width to length

B.

the ratio of image width to height

C.

the ratio of image distance to height

D.

the ratio of image depth to distance

Which of the following is true of an IP control system?

A.

It can be connected to equipment over the LAN.

B.

It works with all models of equipment.

C.

It is slower than serial control systems.

D.

It runs machine code only.

When a transmitter or radio station creates noise in a microphone line, it is called _____.

A.

EMI

B.

a magnetic field

C.

hum or buzz

D.

RFI

Wavelength and frequency determine the __________ of sound, while amplitude determines the __________.

A.

Volume; speed

B.

Volume; tone

C.

Speed; tone

D.

Pitch; volume

What is the measurement for frequency?

A.

DC

B.

Wavelength

C.

Hertz

D.

AC

Native resolution is the ___ resolution for the display.

A.

downscaled

B.

modified

C.

optimized

D.

average pixel distribution

When mounting a 75 lb projector with a 15 lbs mount, the substructure should be able to support a minimum of?

A.

180 lbs

B.

90 lbs

C.

450 lbs

D.

270 lbs

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

A.

plenum rating

B.

electrical properties

C.

bend radius

D.

length