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Which of these AV equipment types is most commonly used for switching multiple video inputs to multiple outputs?

A.

Audio mixer

B.

Matrix switcher

C.

DSP

D.

Amplifier

In AV system design, what is the purpose of a “commissioning plan”?

A.

To schedule user training sessions

B.

To outline the testing and verification process after installation

C.

To describe equipment warranties

D.

To specify power requirements

Which of the following is an important consideration when designing an AV system for a classroom?

A.

Brightness of displays and ease of control for instructors

B.

Wall color

C.

Proximity to elevators

D.

Ceiling tile design

In an AV system, what is the purpose of a DSP (Digital Signal Processor)?

A.

To convert analog signals to digital

B.

To manage and manipulate audio or video signals for optimal performance

C.

To amplify signals

D.

To provide power to devices

Which of the following is a primary safety concern in AV system design?

A.

Compliance with electrical codes and fire safety regulations

B.

Use of the latest technology only

C.

Minimizing cable length only

D.

Cost reduction

Which of the following best describes “project scope”?

A.

The total work required to complete a project

B.

The project budget only

C.

The schedule only

D.

The list of equipment brands

What is the typical function of an AV “DSP” (Digital Signal Processor)?

A.

Amplify power signals

B.

Process and optimize audio and video signals

C.

Convert analog signals to digital signals only

D.

Connect multiple displays

What is the primary role of a “mixer” in an audio system?

A.

To amplify signals

B.

To combine multiple audio inputs into one or more outputs

C.

To convert audio to digital format

D.

To route video signals

Which of the following is an important consideration when selecting a microphone for a noisy environment?

A.

Polar pattern and sensitivity

B.

Weight and color

C.

Length of cable

D.

Connector type

In AV design, what is the main function of an amplifier?

A.

To reduce background noise

B.

To increase the power of an audio signal to drive speakers

C.

To convert analog signals to digital

D.

To control signal routing