Video Ads and Commercial Quality Control & Assurance 2

Question 1

Which audio specification is most commonly required for broadcast video ads in the US?

Accepted Answer

LUFS -24 (ATSC A/85)

Answer

US broadcast ads follow ATSC A/85, which targets -24 LUFS for loudness normalization.

Question 2

What does 'legal black' mean in video QC for broadcast commercials?

Accepted Answer

Video levels below 7.5 IRE on analog broadcast

Answer

Legal black refers to video luminance values at or above 7.5 IRE (setup), the minimum allowed for analog broadcast to avoid sync interference.

Question 3

A QC report flags 'chroma clipping' in a video ad. What does this indicate?

Accepted Answer

Color saturation has exceeded broadcast-legal limits

Answer

Chroma clipping means color saturation values exceed the allowable range for broadcast, risking signal distortion on air.

Question 4

What is the purpose of a 'slates' requirement in a broadcast commercial deliverable?

Accepted Answer

To provide identifying information before and after the program content

Answer

Slates provide identifying metadata (advertiser, title, version, duration) before the spot content, helping broadcasters log and air the correct version.

Question 5

Which QC check detects unintended static frames embedded within a video ad?

Accepted Answer

Freeze frame detection

Answer

Freeze frame detection identifies frames that are identical or nearly identical to adjacent frames, indicating a stalled or duplicated frame error.

Video Ads and Commercial Practice Test

Video Ads and Commercial Practice Test

Video Ads and Commercial Quality Control & Assurance 2