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Chapter 6
Chapter 7
Chapter 8
Chapter 1-3
Chapter 4-5
100

A   ?   has one or more displays or projectors that receive the same video signal.

  1. display area 
  2. listening zone 
  3. viewing area 
  4. viewing zone 
  1. display area (0%)
  2. listening zone (0%)
  3. viewing area (0%)
  4. viewing zone (100%)
100

Optimal viewing distance from an HDTV is 11/2 to 21/2 times the display’s diagonal measurement. Ideally, the front row of seating should be the distance of   ?   screen height(s) from the image when calculating the viewing area for multiple seats.

  1. 1 
  2. 2 
  3. 3 
  4. 4 

 

  1. 1 (0%)
  2. 2 (100%)
  3. 3 (0%)
  4. 4 (0%)
100

Which audio source is an analog source?

  1. Magnetic tape player 
  2. Radio 
  3. Turntable 
  4. All of the above 

 

  1. Magnetic tape player (0%)
  2. Radio (0%)
  3. Turntable (0%)
  4. All of the above (100%)
100

What is the purpose of a driver in a speaker?

  1. Holds the speaker components together 
  2. Made of paper, plastic, or flexible metal, and able to vibrate to create sound waves 
  3. Provides permanent magnetism used to interact with the voice coil as electrical energy flows through it 
  4. Vibrates the diaphragm to create sound waves 

 

  1. Holds the speaker components together (0%)
  2. Made of paper, plastic, or flexible metal, and able to vibrate to create sound waves (0%)
  3. Provides permanent magnetism used to interact with the voice coil as electrical energy flows through it (0%)
  4. Vibrates the diaphragm to create sound waves (100%)
100

What was the first high-definition digital video connection option? 

  1. Component video 
  2. DVI 
  3. HDMI 
  4. VGA 
  1. Component video (0%)
  2. DVI (100%)
  3. HDMI (0%)
  4. VGA (0%)
200

Which of the following is not a main method of transmitting video signals?

  1. Bluetooth 
  2. Cable system 
  3. Over the air (terrestrial)
  4. Via the internet 

 

  1. Bluetooth (100%)
  2. Cable system (0%)
  3. Over the air (terrestrial) (0%)
  4. Via the internet (0%)
200

Typically, the higher the   ?   of a projector screen, the brighter the image. 

  1. aspect ratio 
  2. gain 
  3. lumens 
  4. resolution 


  1. aspect ratio (0%)
  2. gain (100%)
  3. lumens (0%)
  4. resolution (0%)
200

  ?   is most often used to describe TV and radio broadcasts transmitted through the air, also known as terrestrial television.

  1. Antenna 
  2. Cable 
  3. Over-the-air 
  4. Streaming video 

 

  1. Antenna (0%)
  2. Cable (0%)
  3. Over-the-air (100%)
  4. Streaming video (0%)
200

  ?   refers to the efficiency of a speaker to convert electrical power into sound. 

  1. Frequency response 
  2. Impedance 
  3. Power handling 
  4. Sensitivity 


  1. Frequency response (0%)
  2. Impedance (0%)
  3. Power handling (0%)
  4. Sensitivity (100%)
200

The   ?   pixels in a given measurement, the   ?   the resolution. 

  1. larger / higher 
  2. less / higher 
  3. more / higher 
  4. smaller / smaller 
  1. larger / higher (0%)
  2. less / higher (0%)
  3. more / higher (100%)
  4. smaller / smaller (0%)
300

A(n)   ?   is used to convert a video signal to a broadband signal so it can be combined and transmitted with other broadband signals.

  1. antenna 
  2. combiner 
  3. modulator 
  4. splitter 

 

  1. antenna (0%)
  2. combiner (0%)
  3. modulator (100%)
  4. splitter (0%)
300

Step number nine suggests the creation of a   ?  . 

  1. cable schedule 
  2. layout 
  3. symbol 
  4. troubleshooting list 
  1. cable schedule (100%)
  2. layout (0%)
  3. symbol (0%)
  4. troubleshooting list (0%)
300

A(n)   ?   is needed to stream media. 

  1. a. broadband connection 
  2. cable box 
  3. ethernet cable 
  4. none of these 
  1. a. broadband connection (100%)
  2. cable box (0%)
  3. ethernet cable (0%)
  4. none of these (0%)
300

ANSI/CEA-2030, Multi-Room Audio Cabling Standard, recommends choosing cable gauge so that there is no more than   ?   loss of power for the cable length. 

  1. 10% 
  2. 15% 
  3. 20% 
  4. 25% 
  1. 10% (0%)
  2. 15% (0%)
  3. 20% (100%)
  4. 25% (0%)
300

  ?   is the relationship between the width and the height of an image.

  1. Aspect ratio 
  2. Diagonal measurement 
  3. Format 
  4. Refresh rate 
  1. Aspect ratio (100%)
  2. Diagonal measurement (0%)
  3. Format (0%)
  4. Refresh rate (0%)
400

The   ?   wireless technique deliberately spreads the signal across the frequency domain, resulting in a signal with a wider bandwidth.

  1. Bluetooth 
  2. Spread-spectrum 
  3. Ultra-wideband 
  4. Wi-Fi 

 

  1. Bluetooth (0%)
  2. Spread-spectrum (100%)
  3. Ultra-wideband (0%)
  4. Wi-Fi (0%)
400

What is the maximum signal strength allowed per the FCC at a video display outlet?

  1. 8 dB 
  2. 10.5 dB 
  3. 13 dB 
  4. 15.5 dB 

 

  1. 8 dB (0%)
  2. 10.5 dB (0%)
  3. 13 dB (0%)
  4. 15.5 dB (100%)
400

Devices such as Roku, Apple TV, Amazon Firestick, and Google Chromecast are examples of what type of streaming media device?

  1. Add-on media device 
  2. Gaming console 
  3. Integrated entertainment system 
  4. Mobile device 
  1. Add-on media device (100%)
  2. Gaming console (0%)
  3. Integrated entertainment system (0%)
  4. Mobile device (0%)
400

Electrical power or lighting wiring should not run through the same pathway as A/V cabling. Keep a minimum of   ?   separation and cross at a 90° angle. 

  1. 4" 
  2. 6" 
  3. 10" 
  4. 12" 
  1. 4" (0%)
  2. 6" (0%)
  3. 10" (0%)
  4. 12" (100%)
400

  ?   is a masking technique where black bars appear on each side of the picture. 

  1. Aspect ratio 
  2. Cinemascope 
  3. Letterboxing 
  4. Window boxing 
  1. Aspect ratio (0%)
  2. Cinemascope (0%)
  3. Letterboxing (0%)
  4. Window boxing (100%)
500

For an incoming RF signal of 40 decibels, when using a typical three-way splitter, the signal leaving the splitter on each of the three lines will be   ?   .

  1. 10 dB 
  2. 11.5 dB 
  3. 34.5 dB 
  4. 40 dB 

 

  1. 10 dB (0%)
  2. 11.5 dB (0%)
  3. 34.5 dB (100%)
  4. 40 dB (0%)
500

When planning for the placement of a projector and screen, the viewing angles for all viewers should be between   ?   and   ?  .

  1. 15° / 40° 
  2. 20° / 45° 
  3. 25° / 50° 
  4. 30° / 55°
  1. 15° / 40° (0%)
  2. 20° / 45° (0%)
  3. 25° / 50° (100%)
  4. 30° / 55° (0%)
500

Streaming media requires a minimum bandwidth for uninterrupted streaming. What is the minimum network speed recommended for streaming 4K video? 

  1. 1.5 Mbps 
  2. 3 Mbps 
  3. 8 Mbps 
  4. 25 Mbps 
  1. 1.5 Mbps (0%)
  2. 3 Mbps (0%)
  3. 8 Mbps (0%)
  4. 25 Mbps (100%)
500

To increase volume by three decibels,   ?   the power/wattage. To decrease the volume by three decibels   ?   the power/wattage.

  1. double / halve 
  2. halve / double 

 

  1. double / halve (100%)
  2. halve / double (0%)
500

Which of the following is not one of the most common types of phone connectors? 

  1. 1/4" 
  2. 2.5 mm 
  3. 3.5 mm 
  4. 4.0 mm 
  1. 1/4" (0%)
  2. 2.5 mm (0%)
  3. 3.5 mm (0%)
  4. 4.0 mm (100%)