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A primary reason for attending construction meetings is to:
How do you determine bolt depth?
What is a decibel?
During the handshake process, data from the EDID table is sent to:
____ transfers audio, video, power, and data signals all over one cable at 10Gbps in two directions.
Worldwide, most HD television channels broadcast in ____.
Which is the preferred method for the correction of keystone distortion?
Each loudspeaker in a constant voltage system connects to the system _____.
The three components of an AV experience are _________.
The ANSI/AVIXA 2M-2010 Standard Guide for Audiovisual Systems Design Coordination Processes lays out a procedure for determining the:
When applying electrical tape to a snout you should use _____ at the transitions to make the snout smooth and tapered.
Why is equipment grounded or wired to the earth?
When planning an electrical system, do not exceed ____ of the capacity of any circuit.
If a digital signal is carried too far on a cable, the signal will become unreadable. This is called _____.
A _____ creates mechanical connections of the cables or circuit, like an on/off light switch. It creates a visible "glitch" in the video program.
Which statement accurately describes what you should do when de-installing existing equipment?
Which type of control system provides device operation by opening or closing an electrical current or voltage loop?
What is the measurement for frequency?
When pulling cable through ceilings without the use of conduit you should:
Where should you place the wireless microphone receiver antenna in a rack assembly?
Transmitters and receivers work by replacing a(n) _____ cable with a(n) ______ cable to forgo cable length limitations.
OLEDs are _____ type devices.
What document is used to account for lost time due to other trades during a project?
What kind of material might be used in some rear projection screen applications?
The _____ of a surface varies inversely as the square of its distance from a light source.
_____ signals combine all five video signals on a single cable.
Once an audio signal has left a microphone, what processor will it encounter first?
Who should evaluate all mounting plans and be consulted on difficult mounting situations?
In the event of a change in the placement of air-conditioning ducts in a boardroom, which of the following documents should the AV integrator submit first?
Visual Acuity is __________.
If a display with mounting hardware weighs 150 lb (68kg), you should use mounting criteria that will handle ____.
What is the primary reason an AV installer should attend weekly construction meetings?
____ is the number of times per second a display - a monitor, television, or projector - will draw the image sent to it.
What do you typically fasten to the adjustable mounting support?
Which of the following is an essential deliverable before sign-off?
Cameras installed _________ will capture the side of a participants head while they look at the display in front of them.
It is a best practice to choose a mount with a safety factor of at least _____.
Why is color temperature awareness important in the AV industry?
A ____ is an electrical problem that has two points of failure.
Single-mode fiber-optic cables can transmit AV signals up to a distance of before quality is compromised.
Which of the following are limitations of an IR control system? (Choose all that apply.)
Which of the following are parts of an IP address for a networked device? (Choose all that apply.)
The refractive index varies for different wavelengths of light, producing an effect called _____.
If existing components have to be reused in an AV system, what is a critical task that the installer must perform?
The ____ prevents an electric front projection screen from rising too much.
What is the industry best practice when troubleshooting? (Choose all that apply.)
If sound energy is absorbed by the materials in the space, it has _____.
To avoid power and grounding issues, any audio cable longer than 15 feet (4.6 meters) should use _______.
A limitation of using the RTA method to adjust equalization is:
If you are installing a ceiling mount that requires a pipe, what should you do after you mount the pipe flange to the adjustable ceiling mount?
Which document lists out the specific materials needed for an AV installation?
The loudspeakers in a distributed system are located ____.
What assumptions should you make about an audio system when there is no audio output? (Choose all that apply.)
What is a power system that is solely used for computer and electronic systems called?
Ambient noise is defined as anything that _____.
Why is proper weight distribution in a rack important?
An octave is _____.
The radio frequency between 30 and 300 MHz is referred to as _____.
Which of the following must the as-built drawings show?
The number of ___ in the primary and secondary sides of a transformer determines the impedance and/or voltage ratio.
The lead cable in a snout should be the _____ cable in the bundle.
_____ discrete DMDs are used in larger DLP projectors to generate color.
When removing existing cabling, the AV technician should:
Which set of drawings would you reference to locate the power outlet for a video display?
What is a best practice when selecting fasteners for mounting AV equipment?
An RG59 coaxial SDI cable with an outer diameter of 6 millimeters (0.24 inches) is being installed in a conduit, along with four Cat 6A UTP data cables with an outer diameter of 8 millimeters (0.32 inches). If the allowable fill percentage for conduit with three or more cables in the region is 40 percent, what is the minimum inner diameter of the conduit?
Who should attend the construction kick off meeting for a project?
If there are _____ markings on the head of a bolt, it is a Grade 8 ASTM.
Which of the following is an unambiguous, technical term?
If the audio digital signal processor you have to install is discontinued by the manufacturer, what should you do? (Select all that apply.)
Which sequence of numbers depicts part of a logarithmic scale?
Transmission is defined as sound energy that is _____.
Which device provides a direct physical connection between multiple nodes?
What is the function of cable shielding?
What is the point at which mains power enters a building?
Besides a power switch, what else can modern amplifiers have?
Which type of microphone exhibits more pickup at the rear than a supercardioid?
What is the total impedance (rounded) of 10 loudspeakers tapped at 7.5 watts each in a 70v distributed system?
DISCAS addresses the following viewing categories:
As light increases, _____ kicks in and adjusts until it has closed to its maximum.
What is a circuit tracing kit, or "fox and hound," used for?
What kind of facility might use a sound masking system?
If the measured power in a circuit is 5W, and the current is 1.5 amps, what is the voltage?
The conversion of energy from one form to another is called _________.
When demonstrating the operation of a digital visual system with multiple connections for laptops, it is recommended to:
Impedance ratings of _____ ohms are common.
The permissible area for one cable in a conduit is limited to _____ percent of the conduit area.
An architectural drawing was created using the SI scale of 1:200. You measure a distance of 13 millimeters on the drawing. What is the actual distance in millimeters?
For an ethernet cable (UTP) to meet certification standards, the maximum length is
What type of fiber termination has an insert and twist connection?
Which of the following are features of an audio signal generator? (Choose all that apply.)
Heat dissipated by equipment in an AV rack is measured in:
What mechanism scans light across the screen in a laser projector?
Before installation begins, it is most important to:
When using black iron pipe, how can you prevent the mounting assembly from coming apart?
Which one of these is an unsafe lift practice?
The back light _____.
Where should you bundle a permanently attached power cord in a rack?
Which of the following is an advantage for using an HDMI cable?
When powering a system on, which device from the following list should you turn on last?
A scope statement should include:
Typically, what type of connector finishes the shielded twisted pair cable?
A rack elevation diagram depicts:
What are the methods used to cool an AV equipment rack? (Choose all that apply.)
When drilling is necessary, what is the purpose of pilot holes?
Most transformers have multiple wires on the primary side that allow you to adjust the ____ each loudspeaker.
The optical path can practically be folded up to _____ .
Which of the following are transducers?
What are the two types of light meters?
To find the aspect ratio of a screen, you must _____.
How much pulling tension would a 24 AWG microphone cable with a 24 AWG signal cable shield drain wire be able to sustain?
An element is __________.
Hot spotting increases as _____ increases.
Which symbol helps an AV professional find their way around a construction site?
A rack unit is equivalent to approximately ____.
When should you run electrical and signal cables to a flat panel display?
_____ draws all the odd lines of a video signal from top to bottom, then all the even lines in the same order.
Sound energy can reflect in either _____ fashion.
Which of the following is a compiled program?
A technician is servicing a projector with a problematic RGBHV input. The image has a magenta hue. What is the cause for the magenta hue?
When incoming light waves are reflected in multiple angles, this is called _____.
Which of the following are associated with sound pressure levels? (Choose all that apply.)
What can cause a mounting malfunction? (Choose all that apply.)
Which of the following is allowed by a parametric equalizer?
Which of the following are HDCP authentication steps? (Choose all that apply.)
Refraction can be described as the:
What is industry best practice for ensuring that all equipment has been delivered to the site for an AV event?
The simultaneous use of multiple wireless microphone systems requires _________.
Which set of drawings should you reference to view the ductwork that goes through the building?
If an intended viewer needs to distinguish the finest details displayed, the designer/assessor should use the __________ Viewing Category.
There is a conflict between the wall plate height specified in AV documents and the height the electrical contractor is saying must be used on site. Which of the following forms would be used by the integrator to seek clarification of the correct mounting height of wall plates?
After adjusting system equalization using the best tools available, you should: (Choose all that apply.)
What does 1000Base-T refer to?
Individual pieces of rack mounted equipment are separated by signal type because:
What is the total impedance in a loudspeaker circuit wired in parallel with the following specifications: Ten, 4 watt loudspeakers, one individual loudspeaker has a measured impedance of 1380 ohms using a 1 kHz tone.
Which diagram is used for positioning mounted equipment within a rack?
Which of the following stage lighting instruments is used as a spotlight?
The published design weight of a speaker array with mounting hardware totals 96 kilograms (212 pounds). What minimum weight should the substructure and mounting assembly be able to support?
What device is used to verify the signal integrity throughout a video system?
What should you be aware of when installing an electric front-projection screen? (Choose all that apply.)
On which type of cable should you avoid using cable lubricants?
_____ are the result of a(n) _____ reflection.
What are key considerations when determining projector placement? (Choose all that apply.)