Free CTS General Technology Test 2

Question 1

Another way to signify an aspect ratio of 4:3 would be:

Accepted Answer

1.33:1

Answer

1.25:1

Answer

1.77:1

Answer

1.43:1

Question 2

What is a CCD in a video camera?

Accepted Answer

A light-sensitive electronic chip called a charge-coupled device

Answer

A change coordinated digitizer for optical recognition

Answer

A CCD helps scatter light within the camera prism

Answer

The charge capacitive digitizer helps with image retention in video camera

Question 3

Composite video is made:

Accepted Answer

by combining the luminance and chroma information onto one cable

Answer

by combining the R-Y and B-Y information onto one cable

Answer

by decoding the RGBHV signal

Answer

by decoding the Y/C signal

Question 4

Resistance is:

Accepted Answer

The opposition to the flow of electrons in Direct Current.

Answer

The measure of electrical pressure created by moving electrons.

Answer

The flow of electrons through a conductor.

Answer

The property of a circuit element to resist a change of current flow.

Question 5

XLR connectors are:

Accepted Answer

Most commonly used with three conductors plus an outer shell that shields the connection and locks with mating connectors.

Answer

The most popular style of video connector.

Answer

Sometimes called Camera connectors.

Answer

Very similar to a Phoenix connector

Question 6

Which pieces of equipment are necessary for testing leads and evaluating an audio signal chain?

Accepted Answer

Signal generator and signal analyzer

Answer

Soldering iron and multimeter

Answer

Spectrum analyzer and oscilloscope

Answer

Network analyzer and power meter

Question 7

What typically causes Alien Crosstalk (AXT) in a network system?

Accepted Answer

UTP cables are bundled with other low-voltage UTP cables.

Answer

Power surges in the network switch.

Answer

Incorrect termination of RJ-45 connectors.

Answer

High electromagnetic interference (EMI).

Question 8

The biggest disadvantages to using wireless network access are:

Accepted Answer

Range, reliability, and security.

Answer

High cost and complexity.

Answer

Limited bandwidth and interference.

Answer

Vulnerability to physical damage.

Question 9

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

Xenon lamp

Answer

Mercury vapor lamp

Question 10

If it has been determined that system operators should be able to identify networked devices by name, ask the network manager whether the network uses which of the following?

Accepted Answer

DNS or WINS

Answer

HTTP or FTP

Answer

TCP or UDP

Answer

IP or MAC