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Heat dissipated by equipment in an AV rack is measured in:

A.

Degrees

B.

Coulombs

C.

BTU/H

D.

Watts

Where should you assemble an AV rack?

A.

On the customer's jobsite

B.

At your company's shop

C.

At the manufacturer's factory

D.

On your company's truck

Which of the following is true for grouping cables together?

A.

Keep your signal cables as close as possible to sources of electrical noise

B.

Separate microphone and speaker cables into different bundles

C.

Use nonmetallic conduit for signal cables when nonmetallic conduit is used for power cables

D.

Signal cables should be routed with power cables

When preparing to install a ceiling mount, what should you determine before you can determine the projector position?

A.

The center of the projector

B.

The location of the projection surface

C.

The center of the projector's mount

D.

The center of the adjustable ceiling support structure

What causes the majority of problems in electronic systems?

A.

The end user

B.

An impedance mismatch between devices

C.

Faulty connections

D.

Poorly written system documentation

What is a best practice when installing cables where there is no conduit or other raceway for ceiling-mounted projectors?

A.

Interlacing the cables

B.

Resting the cables gently on the ceiling tile

C.

Stacking the cables along one side of the ceiling grid

D.

Securing the cables with bridle rings mounted to bar joists

What does the impedance of a loudspeaker depend upon?

A.

frequency

B.

directionality

C.

sensitivity specification

D.

driver type

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?

A.

Thread the pipe into the pipe flange and carefully cut the ceiling tile into two pieces. Then reinstall the pieces of ceiling tile into the ceiling grid leaving enough space for the pipe to protrude.

B.

Reinstall the ceiling tile and use a plumb bob to locate the spot on the ceiling tile directly below the center point of the pipe flange.

C.

Using the proper hardware, install the load bar to the cross members of the adjustable ceiling mount.

D.

Thread the pipe into the pipe flange and gently push the ceiling tile over the pipe, so that the pipe protrudes through the ceiling tile.

Which organization's general safety codes and regulations must you follow when visiting a job site?

A.

The client

B.

The AHJ

C.

The client's insurance company

D.

Your company

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?

A.

Loss of horizontal sync

B.

Loss of vertical sync

C.

Lamp is reaching end of life

D.

Loss of green signal