Question 1

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?

AThread 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.

BReinstall 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.

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

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

Answer : B

Question 2

A limitation of using the RTA method to adjust equalization is:

Athat it cannot differentiate between the direct loudspeaker sound and the interference from combined direct and reflected energy

Bthat an RTA is not available as a smartphone app, as computer software, or as dedicated hardware

Cthat it cannot differentiate between high and low frequencies

Dthat it is not legal in some jurisdictions

Answer : A

Question 3

A spot meter is used to take ___ light measurements.

Aprojected

Bincident

Ctask

Dreflected

Answer : D

Question 4

Two common scales used on technical drawings are ____.

A1/4 inch and 1:25.75

B1/4 inch and 1:100

C1/3 inch and 1:225

D1/2 inch and 1:105

Answer : B

Question 5

What does a microphone's polar pattern indicate?

ASound sensitivity in different directions

BPerformance in cold temperatures

CPeak noise level

D6dB drop-off at 270 degrees