Subtitles and Caption Closed Captions vs Open Captions

Question 1

What is the primary distinguishing feature of closed captions compared to open captions?

Accepted Answer

Closed captions can be turned on or off by the viewer

Answer

Closed captions are always in color

Answer

Closed captions are only for foreign language content

Answer

Closed captions require internet access to display

Question 2

Which type of caption is best suited for public display screens where viewer control is not possible?

Accepted Answer

Open captions

Answer

Closed captions

Answer

Hidden captions

Answer

Teletext captions

Question 3

Which US federal law mandates closed captions on broadcast television?

Accepted Answer

The Television Decoder Circuitry Act of 1990

Answer

The Americans with Disabilities Act (ADA)

Answer

The Communications Act of 1934

Answer

The Digital Millennium Copyright Act

Question 4

What is the main drawback of open captions for online video platforms?

Accepted Answer

They cannot be turned off and may be unwanted by some viewers

Answer

They are harder to read than closed captions

Answer

They are not supported by modern browsers

Answer

They reduce video quality significantly

Question 5

Which caption type is more commonly used in movie theaters in the US for accessibility compliance?

Accepted Answer

Closed captions via personal devices or specialized glasses

Answer

Open captions on the main screen

Answer

Teletext-based captions

Answer

No captions — lip reading is assumed

Question 6

What technology is used to encode Line 21 closed captions in analog US television broadcasts?

Accepted Answer

Vertical Blanking Interval (VBI) data embedded in the video signal

Answer

HDMI metadata packets

Answer

Audio description track encoding

Answer

Digital watermarking