Exam (elaborations)

CTS-D QUESTIONS & ANSWERS SCORED A+

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CTS-D

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CTS-D

Formula for required projector brightness: Lumens = - L*C*A Sg/Dr L=ambient light level C=required contrast ratio Sg=screen gain (1 UON) Dg=projector derating value (.75 UON) When considering viewers' visual field along a horizontal plane, people can recognize words, fine details, and color a...

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Uploaded on September 7, 2024
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cts d

Institution CTS-D
Course CTS-D

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CTS-D
Formula for required projector brightness: Lumens = - L*C*A Sg/Dr

L=ambient light level

C=required contrast ratio

Sg=screen gain (1 UON)

Dg=projector derating value (.75 UON)

When considering viewers' visual field along a horizontal plane, people can recognize words, fine details,
and color at what angle from the standard line of sight? - 10 to 20 degrees

Owner, examine standards, and design manuals, and create the project report - When
determining a client's long-term plans and needs in terms of equipment and support maintenance, you
should consult the:

Ceiling Height - What has the greatest influence on the visibility of a projection screen in a
presentation room with a flat floor and theater-style seating?

Rear 3 rows - For a flat-foor auditorium with rows of staggered seats, evenly spaced for proper
horizontal viewing, the____________________________of the room will determine the preferred
minimum height of the bottom of the image on a display at the front of the room.

Serial Control and Video Signals - What signals can coexist in one conduit without interference?

Project Manager - If you have sightline issues from the jury box of a courtroom, you should
communicate with the:

Primary goal of needs assessment - Identifying the intended use of a space

Total length of measurement from metric scaled drawing of 1:50 is 100mm. What is the actual length? -
5m

,Detail flag is - Circle with 2 halves. Top is detail number, bottom is page number.

Benchmarking is a process by which AV designers and clients: - examine the AV designs of other
facilities.

Which of the following methods can be used to improve sightlines of an auditorium? - Slope/tier
seating

Minimum angle made from top of image to nearest viewer's eyes to bottom of image is: - 30
degrees

People view objects more comfortably when the objects are located - lower than their standard
line of sight

For visual systems, the architectural dimensions and orientation of the room will determine the display
________ - size

What is the highest ambient light levels for a front-projection screen in a videoconferencing space? -
5 footcandles or 50 lux

If a font height is 2 in (50 mm), the screen height is 60 in (1,525 mm), and screen resolution is 1080
pixels high, what is the font size in pixels? - 36

A matte white surface has a gain of - 1.0

Who is the owner's rep on an AV project? - Client will usually pick the AV manager or committee
to organize communication

, How do you determine client's long-term plans and needs in terms of equipment and support
maintenance? - Consult the owner, examine standards and design manuals, and the project
manual

For a flat floor auditorium with rows of staggered seats, evenly spaced for proper horizontal viewing
which row or rows will determine the preferred minimum height of the bottom of the image on a display
at the front of the room? - Rear 3 rows of seats

A conference room requires video conferencing and AV presentation capabilities. Which of the following
design elements are defined by the architectural dimensions and orientation of the room? -
Display size

If the efficiency rating of an amplifier is 65% and the amplifier draws 7 amperes (A) at 120 V of
alternating current (VAC) what is the heat load it generates? - 1000 BTU (total BTU = 3.4 * Amp
Wattage * (1 - Efficiency rating)

According to best practices what is the safe working load (SWL) requirement for overhead mounting of
"x" pounds? - 5 times "x"

When installing conduit it is important to remember that the conduit will require: - Adequate
mounting to withstand cable pulling

The first step when determining conduit capacity for cable should be to determine the - Allowable
fill % based on local codes and regulations

Considering a "x" watt lighting dimmer is available, the design load for the system should NOT exceed: -
80% of "x"

What is the recommended (highest) ambient lighting level illuminating a front projections screen within
a video conferencing space? - 5 footcandles (50 lux)

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Exam (elaborations)

CTS-D QUESTIONS & ANSWERS SCORED A+

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