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CTS-D Certified Technology Specialist – Design Question and Answers

Question # 4

Which of the following best describes “project commissioning” in AV projects?

A.

Installation of AV equipment

B.

Testing and verification of system performance before handover

C.

Training end users

D.

System design

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Question # 5

What does a “signal-to-noise ratio” measure in an audio system?

A.

The power output of an amplifier

B.

The difference between desired audio signal and background noise

C.

The total cable length allowed

D.

The speaker impedance

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Question # 6

Which of the following best describes the “design-bid-build” project delivery method?

A.

Design and construction are done simultaneously

B.

Design is completed first, then contractors bid for construction work

C.

The contractor designs and builds the system

D.

Owner handles all design and construction

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Question # 7

Which document usually contains the budget and schedule constraints for an AV project?

A.

Project charter

B.

Project management plan

C.

Statement of work

D.

Risk management plan

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Question # 8

Which of the following cable types is best suited for carrying balanced audio signals?

A.

RCA

B.

XLR

C.

HDMI

D.

USB

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Question # 9

What type of microphone is most effective at rejecting background noise?

A.

Omnidirectional

B.

Cardioid

C.

Lavalier

D.

Boundary

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Question # 10

What is the primary advantage of using PoE in AV system devices?

A.

Simplifies installation by supplying power and data over a single cable

B.

Increases audio signal strength

C.

Increases video resolution

D.

Provides wireless connectivity

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Question # 11

What does “latency” mean in AV system design?

A.

The amount of delay between signal input and output

B.

The strength of an audio signal

C.

The distance a signal can travel without degradation

D.

The volume level of a speaker

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Question # 12

Which of the following is an example of an AV control protocol?

A.

RS-232

B.

HTTP

C.

FTP

D.

SMTP

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Question # 13

Which device converts analog audio to digital audio signals?

A.

DAC

B.

ADC

C.

Amplifier

D.

Mixer

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Question # 14

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

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Question # 15

What is the standard refresh rate for video in North American AV systems?

A.

50 Hz

B.

60 Hz

C.

75 Hz

D.

120 Hz

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Question # 16

Which wiring color code is commonly used for the “hot” or positive conductor in audio cables?

A.

Black

B.

Red

C.

White

D.

Green

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Question # 17

What is the primary purpose of an AV system “site survey”?

A.

To assess physical space and infrastructure constraints and opportunities

B.

To install equipment

C.

To conduct user training

D.

To finalize budget

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Question # 18

What is “PoE” in AV system design?

A.

Power over Ethernet, supplying power and data over a single cable

B.

Protocol over Ethernet

C.

Power only Ethernet

D.

Professional output equipment

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Question # 19

Which document defines responsibilities, timelines, and deliverables in an AV project?

A.

Project management plan

B.

User manual

C.

Equipment list

D.

Training schedule

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Question # 20

Which wiring method is recommended for avoiding electromagnetic interference in AV installations?

A.

Running audio cables parallel to power cables

B.

Using shielded twisted pair cables and maintaining separation from power lines

C.

Using unshielded cables only

D.

Increasing cable length

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Question # 21

Which of the following cable types is most suitable for audio signals that require noise rejection?

A.

Unshielded twisted pair (UTP)

B.

Shielded twisted pair (STP)

C.

Coaxial cable

D.

HDMI cable

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Question # 22

Which tool is used to create detailed system wiring diagrams?

A.

CAD software

B.

Word processor

C.

Spreadsheet

D.

Presentation software

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Question # 23

Which of the following best describes “RTSP” in video streaming?

A.

A digital video format

B.

Real-Time Streaming Protocol used for controlling streaming media servers

C.

A type of camera

D.

A projector specification

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Question # 24

Which of the following best describes “plenum-rated” cable?

A.

Cable rated for use in air handling spaces with fire-resistant materials

B.

Cable for outdoor use

C.

Cable for temporary installations

D.

Cable with extra shielding for audio signals

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Question # 25

Which type of connector is commonly used for digital audio over coaxial cable?

A.

RCA

B.

XLR

C.

HDMI

D.

USB

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Question # 26

When designing an AV system, which cable type is best suited for long-distance video transmission with minimal signal loss?

A.

HDMI

B.

Cat5e Ethernet

C.

Fiber optic

D.

RCA

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Question # 27

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

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Question # 28

Which document outlines the detailed responsibilities, schedule, and deliverables in an AV project?

A.

Project management plan

B.

User manual

C.

Equipment datasheet

D.

Installation guide

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Question # 29

Which tool is best suited for creating detailed wiring schematics?

A.

CAD software

B.

Word processor

C.

Spreadsheet

D.

Presentation software

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Question # 30

What does the term “fire rating” refer to in AV system materials?

A.

Resistance to heat and flame spread

B.

Resistance to water damage

C.

Durability under mechanical stress

D.

Electrical conductivity

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Question # 31

Which type of cable connector is typically used for balanced audio?

A.

RCA

B.

XLR

C.

HDMI

D.

USB

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Question # 32

Which microphone pickup pattern is most sensitive to sound from all directions?

A.

Cardioid

B.

Omnidirectional

C.

Hypercardioid

D.

Bi-directional

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Question # 33

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

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Question # 34

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

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Question # 35

Which of the following best describes “signal attenuation”?

A.

Loss of signal strength over distance

B.

Increase of signal power

C.

Signal processing delay

D.

Signal conversion

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Question # 36

Which document defines detailed technical specifications and requirements for AV equipment procurement?

A.

Request for proposal (RFP)

B.

System design document

C.

Maintenance plan

D.

Training manual

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Question # 37

Which of the following cables is most commonly used for transmitting digital audio signals?

A.

XLR (AES/EBU)

B.

RCA

C.

Cat5e

D.

HDMI

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Question # 38

Which document typically includes system block diagrams and detailed design drawings?

A.

System design package

B.

Installation manual

C.

User guide

D.

Project charter

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Question # 39

What is the key benefit of a “matrix switcher” in AV systems?

A.

Amplifying audio

B.

Routing any input to any output independently

C.

Converting analog to digital signals

D.

Multiplying signal strength

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Question # 40

In AV design, what is the primary advantage of using fiber optic cables over copper?

A.

Lower cost

B.

Immunity to electromagnetic interference and longer transmission distances

C.

Easier termination

D.

Higher weight

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Question # 41

Which of the following best describes “signal latency”?

A.

Delay between input and output in AV systems

B.

Signal strength

C.

Cable length

D.

Frequency response

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Question # 42

Which of the following describes a “floor plan” in AV design?

A.

A drawing showing the physical layout of equipment and furniture in a space

B.

A diagram showing signal flow

C.

A budget document

D.

An installation checklist

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Question # 43

What is a common method to reduce audio feedback?

A.

Increasing microphone gain

B.

Using equalization to notch out feedback frequencies

C.

Placing microphones closer to speakers

D.

Adding more amplifiers

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Question # 44

Which design tool is most appropriate for showing the physical placement of AV equipment within a space?

A.

Block diagram

B.

Floor plan

C.

Flowchart

D.

Wiring schematic

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Question # 45

What is the purpose of a “kick-off” meeting in an AV project?

A.

To finalize equipment installation

B.

To start project planning and align stakeholders

C.

To conduct system testing

D.

To train end users

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