Free CTS General Technology Test 1

Question 1

Projectors may use different lamp technologies for different reasons. For a long life without changing the light source, which technology is preferred?

Accepted Answer

LED lamp

Answer

Halogen lamp

Answer

Fluorescent lamp

Answer

Arc lamp

Question 2

There is concern about the noise level in an AV rack room. What weight setting on the SPL meter should be used to demonstrate that the noise level doesn't require hearing protection at all times?

Accepted Answer

A Weighted

Answer

C Weighted

Answer

D Weighted

Answer

Z Weighted

Question 3

Which system is used to show colors from a video display?

Accepted Answer

Additive color system

Answer

Subtractive color system

Answer

Plus/minus color system

Answer

Recover color system

Question 4

The brightness controls on a display adjust which level?

Accepted Answer

Black Level

Answer

Chroma Level

Answer

Hue

Answer

White Level

Question 5

What factors should be addressed while selecting a DC power source for long-distance operation?

Accepted Answer

Voltage drop

Answer

Inductance

Answer

RF interference

Answer

Cable capacitance

Question 6

What causes Alien Crosstalk (AXT) in network systems?

Accepted Answer

UTP cables are packaged alongside other low-voltage UTP wires

Answer

Range, reliability, speed, and security

Answer

Ensure proper power source(s) and AV program source access.

Answer

Check all ports and check that the screen is not in power saver mode

Question 7

When applying the inverse square law to measurements of sound pressure level:

Accepted Answer

A doubling of distance correlates to a loss of 6dB.

Answer

A doubling of distance correlates to a loss of 3dB.

Answer

A doubling of distance correlates to a gain of 6dB.

Answer

None of the above.

Question 8

A common equalizer:

Accepted Answer

is one-third octave.

Answer

is one-half octave.

Answer

operates at mic level.

Answer

can act as a mixer.

Question 9

With light, the amplitude is perceived as:

Accepted Answer

Brightness

Answer

Change of color

Answer

Loss of focus

Answer

Increased pressure

Question 10

Which of the following lists standards for measuring light?

Accepted Answer

Candela, Lux, Nits

Answer

Candela, Lux, Ohms

Answer

Lux, Nits, Ohms

Answer

Candela, Nits, Ohms

Projectors may use different lamp technologies for different reasons.For a long life without changing the light source, which technology is preferred?

Projectors may use different lamp technologies for different reasons.
For a long life without changing the light source, which technology is preferred?