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Certified Technology Specialist Question and Answers

Certified Technology Specialist

Last Update Jan 13, 2025
Total Questions : 193

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Questions 1

Which microphone type has a basic cardioid pick up pattern?

Options:

A.  

Type(a)

B.  

Type(b)

C.  

Type(c)

D.  

Type(d)

Discussion 0
Questions 2

A task cannot begin before another task is completed. How is this described in a project task schedule?

Options:

A.  

requirement

B.  

dependency

C.  

consequence

D.  

determination

Discussion 0
Questions 3

What is the MAIN benefit of carrying out regular software updates provided by the device manufacturer?

Options:

A.  

increasing the bandwidth

B.  

providing a higher data throughput

C.  

enhancing the data security of the system

D.  

providing a better understanding of the system

Discussion 0
Questions 4

Which viewing category describes the usage of a display as reference for CAD drawings?

Options:

A.  

PV (Passive Viewing)

B.  

FMV (Full Motion Viewing)

C.  

BDM (Basic Decision Making)

D.  

ADM (Analytical Decision Making)

Discussion 0
Questions 5

Assuming that the screen and projector are both Ethernet controllable devices, where does the control system for the AV solution need to exist?

Options:

A.  

connected to the network

B.  

in the rear projection room

C.  

in a dedicated rack in the room

D.  

above the projector, plugged into the serial port on the projector

Discussion 0
Questions 6

Which kind of drawing should a technician refer to in order to determine how to hang a loudspeaker line array?

Options:

A.  

detail

B.  

section

C.  

elevation

D.  

reflected ceiling plan

Discussion 0
Questions 7

A client wants to upgrade tire AV system in a boardroom and add control of the lights and shades to the control panel. What information is MOST relevant to gather to enable this integration?

Options:

A.  

color temperature

B.  

number of IR ports

C.  

warranty Information

D.  

communications protocols

Discussion 0
Questions 8

By code, projection screens should be positioned in a manner that avoids blocking

Options:

A.  

lines of sight and lectern access.

B.  

paintings, cabinets, and sliding doors.

C.  

alarm indicators, clocks, and light switches.

D.  

windows, aquariums, and other glass surfaces.

Discussion 0
Questions 9

Milestones are key events or deliverables in a project. On a Gantt Chart or Network Diagram, milestones are represented by a(n)

Options:

A.  

circle or oval.

B.  

diamond or triangle.

C.  

square or rectangle.

D.  

asterisk or apostrophe.

Discussion 0
Questions 10

The purchaser in an AV solutions firm has a key role to play in the area of

Options:

A.  

estimating manpower availability and scheduling.

B.  

coordinating project documentation and commissioning.

C.  

communicating with vendors and internal staff members.

D.  

reviewing the customer needs analysis to determine best solutions.

Discussion 0
Questions 11

In order to calculate throw distances for an existing installation, what is the FIRST thing to evaluate?

Options:

A.  

aspect ratio

B.  

light conditions

C.  

the size of the screen

D.  

the height of the ceiling

Discussion 0
Questions 12

Which microphone pattern is MOST susceptible to feedback? Select the correct pattern by clicking on it.

Options:

Discussion 0
Questions 13

A client has ordered a large LED video wall to be installed in an existing board room. What should be the integrator's MAIN operational concerns?

Options:

A.  

power and temperature

B.  

brightness and contrast

C.  

aspect ratio and resolution

D.  

cable management and length

Discussion 0
Questions 14

While troubleshooting a DSP, the AV technician notices that the DHCP server has failed due to the control system not being able to control the volume of the DSP. In order to restore the same IP, the control programmer requires a unique identifier assigned to the network interface card of the DSP. What is the name of that address?

Options:

A.  

media access control

B.  

internet protocol address

C.  

network address translation

D.  

digital multiplex exchange address

Discussion 0
Questions 15

During a site survey, a sound pressure level (SPL) meter can be used for measuring

Options:

A.  

the room acoustics.

B.  

the ambient noise level.

C.  

the efficiency of the amplification.

D.  

distance to existing loudspeakers.

Discussion 0
Questions 16

As a project manager, daily or weekly updates from the____are MOST USEFUL when trying to make sure a job comes in on time and on budget.

Options:

A.  

installer

B.  

customer

C.  

employer

D.  

consultant

Discussion 0
Questions 17

When connecting two switches with multiple VLANs, which function should be setup in order to pass all the packets from one switch to the other?

Options:

A.  

trunk line

B.  

multicast routing

C.  

QoS (Quality of Service)

D.  

SFP (Small Form-factorPluggable)

Discussion 0
Questions 18

Upon completion of hardware installation and configuration for a new deployment, the NEXT thing the AV Project Manager should have scheduled is

Options:

A.  

training the client.

B.  

testing and verification.

C.  

invoicing and project close out.

D.  

preventative maintenance schedule.

Discussion 0
Questions 19

The bending or changing direction of a light ray as it passes through material is called

Options:

A.  

scattering.

B.  

refraction.

C.  

reflection.

D.  

dispersion.

Discussion 0
Questions 20

After installation, the system does not pass audio. Based on the information in the drawing, what is the MOST LIKELY cause?

Options:

A.  

cable lengths

B.  

system needs a DSP

C.  

phantom power is required

D.  

speaker requires a 70 V transformer

Discussion 0
Questions 21

What frequency is identified by the numbers above each slider of a graphic equalizer?

Options:

A.  

center

B.  

lowest

C.  

highest

D.  

secondary

Discussion 0
Questions 22

Which of the following terms means a complete lighting instrument composed of a lamp and housing?

Options:

A.  

lux

B.  

lumen

C.  

luminaire

D.  

footcandle

Discussion 0
Questions 23

During an initial meeting with a prospective client regarding an audiovisual project, it is important to understand the customer's method of procurement in order to avoid.

Options:

A.  

making commitments with regard to delivery times for equipment.

B.  

designing the system beyond the budgetary constraints of the client.

C.  

missing some of the important components that will be included in the final project.

D.  

expending time and resources designing a project that may ultimately go to bid (tender).

Discussion 0
Questions 24

When is the optimal time to conduct training of end users in a new AV installation?

Options:

A.  

after all participants have reviewed equipment manuals

B.  

when all users of the facility can be trained at the same time

C.  

at the time of system handover with accompanying user guides

D.  

during installation so that the system can be configured and modified in line with the user's knowledge

Discussion 0
Questions 25

The color of a light wave is determined by the

Options:

A.  

ambient temperature.

B.  

polarization.

C.  

frequency.

D.  

amplitude.

Discussion 0
Questions 26

The limits of the vertical visual field indicate that displays should be positioned where in relation to the viewers' standard line of sight?

Options:

A.  

center of the image is precisely on-axis

B.  

center of the image is at least 10 degrees above

C.  

top of the image is no more than 30 degrees above

D.  

bottom of the image is no more than 30 degrees below

Discussion 0
Questions 27

What is the standard impedance of a DMX cable?

Options:

A.  

55 Q

B.  

75 Q

C.  

110 Q

D.  

150 Q

Discussion 0
Questions 28

The architect states that the project is in the pre-design phase. This would indicate that

Options:

A.  

construction is about to commence.

B.  

a needs analysis should be requested.

C.  

the reflected ceiling plan has been approved.

D.  

the control system is ready for implementation.

Discussion 0
Questions 29

When considering the security of AV equipment residing on the client network, what is the MOST important step to take to keep the equipment safe from hackers before connecting the equipment to the network?

Options:

A.  

assign an isolated subnet

B.  

change the default passwords

C.  

lock out the front panel buttons

D.  

mount the equipment to the rack with security screws

Discussion 0
Questions 30

What should an AV integrator provide to a general contractor to ensure the supporting trades get the AV information that is needed?

Options:

A.  

bid drawings

B.  

permit drawings

C.  

as-built drawings

D.  

construction drawings

Discussion 0
Questions 31

Owner standards and design manuals are examples of which kind of documentation?

Options:

A.  

vendor

B.  

technical

C.  

architectural

D.  

existing conditions

Discussion 0
Questions 32

A customer wants to set up a new digital classroom and has approached the integrator for a quote. What is the BEST way to understand the customer's needs before creating the quote?

Options:

A.  

invite the customer to similar installs

B.  

inform the customer of new technologies

C.  

invite the customer to the office for a meeting

D.  

have a manufacturer representative visit the customer

Discussion 0
Questions 33

Noting the position of ventilation ducts is useful when determining

Options:

A.  

the best position for the lectern.

B.  

the heat gain of the equipment rack.

C.  

where a projector can be suspended.

D.  

where people can be seated in the room.

Discussion 0
Questions 34

A client has ordered a large project from a company. This project has several critical components and a fixed schedule. Which of the following will be VITAL for ensuring that the company meets the deadlines?

Options:

A.  

proper job costing

B.  

confirming lead times

C.  

qualifying the customer

D.  

confirming price changes

Discussion 0
Questions 35

What is the document that shows project tasks, indicating their allocated time, dependencies, and relationships between activities?

Options:

A.  

flow chart

B.  

Gantt chart

C.  

needs analysis

D.  

Venn diagram

Discussion 0
Questions 36

A 2x2 video wall was sold with each display being Full HD resolution. Now the client wants to show live content at the best possible quality over the complete wall. Which resolution must the camera provide?

Options:

A.  

1920 x 1080

B.  

3840 x 2160

C.  

4096 x 2160

D.  

7680 x 4320

Discussion 0
Questions 37

As part of a service agreement offering, wfwt PRIMARY role do preventive maintenance visits (PM/PMV) play?

Options:

A.  

allows the AV provider toclean, service and assess equipment In the field on a regular basis

B.  

allows the AV provider to check in with customer and serves as an opportunity to sell further solutions

C.  

allows the AV provider tosell a service that is often forgotten by the customer, and therefore generate greater profit

D.  

allows the AV provider access to client premises and scope future work

Discussion 0
Questions 38

A cardioid subwoofer array uses delay, equalization, and

Options:

A.  

gating.

B.  

polarity.

C.  

phase shift.

D.  

compression.

Discussion 0
Questions 39

When an audio device can no longer accurately reproduce the audio signal, It is called

Options:

A.  

feedback.

B.  

dithering.

C.  

distortion.

D.  

saturation.

Discussion 0
Questions 40

When responding to a potential client who quotes online pricing of a display from a retail store as a benchmark for expected pricing, how can the technician BEST counter their point?

Options:

A.  

Explain the value of commercial displays and how they differ from residential displays.

B.  

Offer to install the Owner Furnished display and have them purchase from the retail store.

C.  

Explain the difference between commissions for a retail store and commissions for the integrator.

D.  

Explain the added value of having a professional installer take ownership over the entire solution.

Discussion 0
Questions 41

During the needs analysis stage, it is MOST IMPORTANT to determine the client's

Options:

A.  

budget.

B.  

application.

C.  

mission statement.

D.  

installation time frame.

Discussion 0
Questions 42

What is the name for a written, non-technical narrative that explains system functionality?

Options:

A.  

needs analysis

B.  

program report

C.  

service manual

D.  

performance verification

Discussion 0
Questions 43

A saeen is 144 in (3658 mm) wide and the throw ratio is 2.3:1. How far from the screen should the projector be placed?

Options:

A.  

288 In (7303 mm)

B.  

302 in (7681 mm)

C.  

331 in (8413 mm)

D.  

446 in (11339 mm)

Discussion 0
Questions 44

During project delivery and after completion, it is important to ensure correct management of control system code so that

Options:

A.  

programming costs will be within project budget.

B.  

other contractors are unable to reuse or edit code.

C.  

the most up-to-date version of code is available for upload when required.

D.  

sub-contract programmers submit uncompiled code as per their contract of employment.

Discussion 0
Questions 45

Reverberant sound reaches the listener's ears

Options:

A.  

after

B.  

before

C.  

synchronized with

D at the same level as the direct sound.

Discussion 0
Questions 46

What is a common vulnerability in a networked AV System?

Options:

A.  

open ports

B.  

using IPv6

C.  

static IP address

D.  

strong passwords

Discussion 0
Questions 47

In order to mount a projector so that it is horizontally centered with the suspended screen, the technician should look at which drawings in the plans?

Options:

A.  

detail

B.  

sections

C.  

elevations

D.  

reflected ceiling

Discussion 0
Questions 48

A customer wants to reuse existing network cabling to extend audio and video signals in a system refresh. What is the PRIMARY concern?

Options:

A.  

cable color

B.  

cable labeling

C.  

cable condition

D.  

cable connection

Discussion 0
Questions 49

Two computers are connected to a videoconferencing system through a switcher using HDMI cables. Computer content from PC A is being properly transmitted. However, when PC B is selected by the switcher, it does not work through the videoconferencing system. They both work when connected directly to the videoconferencing system or the monitor. The solution is to add a device that enables____management.

Options:

A.  

DDC

B.  

DHCP

C.  

HDCP

D.  

TMDS

Discussion 0
Questions 50

Which of the following is the BEST placement for studio monitor loudspeakers in a 4 m x 6 m room from an acoustic standpoint?

Options:

A.  

Setup A

B.  

Setup B

C.  

Setup C

D.  

Setup D

Discussion 0
Questions 51

Which of the following is addressed within the Needs Analysis part of the AV Design process?

Options:

A.  

creating the project timeline

B.  

outlining project Bill of Materials

C.  

identifying key stakeholders for the project

D.  

identifying functional requirements of the project

Discussion 0
Questions 52

Assuming that the speakers in the picture on the LEFT are 8 Q drivers, what is the impedance of the speaker system on the left?

Options:

A.  

2Q

B.  

4Q

C.  

8Q

D.  

16 Q

Discussion 0
Questions 53

Knowledge of the overall room function as envisioned by the client provides a

Options:

A.  

budget range for the project.

B.  

design concept to give to the architect.

C.  

list of major system components for the space.

D.  

starting point for determining the space AV needs.

Discussion 0
Questions 54

What should be used to clean foam microphone wind screens?

Options:

A.  

bleach (lye)

B.  

warm water

C.  

ethyl alcohol

D.  

isopropyl alcohol

Discussion 0
Questions 55

In sound, amplitude is perceived as

Options:

A.  

pitch

B.  

tone

C.  

loudness

D.  

frequency

Discussion 0
Questions 56

"Shock Loads" for equipment mounts refer to

Options:

A.  

suspended equipment not electrically isolated from Its mounting structure.

B.  

sudden additional loads from earthquakes or personnel hanging from the mounts.

C.  

calculated counterweight required to balance an offset load on a cantilever mount.

D.  

calculated isolation required to eliminate vibration otherwise transferred to the building structure.

Discussion 0
Questions 57

Which frequencies are amplified by a subwoofer?

Options:

A.  

lowest

B.  

mid-low

C.  

mid-high

D.  

highest

Discussion 0