CBT CBT Studio Production Technology 3

Question 1

What is the primary purpose of a playout automation system in a broadcast facility?

Accepted Answer

To control the scheduling and playback of programming, commercials, and graphics without manual operation

Answer

To automatically repair corrupted media files before air

Answer

To automate signal routing between studio and transmitter

Answer

To automatically generate closed captions for all content

Question 2

What is the function of a video delay line (time delay unit) in broadcast operations?

Accepted Answer

Delays the program signal by a fixed time for compliance or profanity filtering purposes

Answer

Synchronizes audio and video lip sync errors

Answer

Introduces latency to match satellite uplink delays

Answer

Buffers the signal to prevent network congestion

Question 3

In broadcast engineering, what does the term 'waveform monitor' measure?

Accepted Answer

Luminance (luma) levels and sync structure of the video signal

Answer

Frequency spectrum of the transmitted RF signal

Answer

Audio loudness and peak levels

Answer

Bit error rate of the encoded transport stream

Question 4

What does a vectorscope display in a broadcast production environment?

Accepted Answer

The chrominance (color) information showing hue and saturation of the video signal

Answer

The frequency and phase of the audio signal

Answer

The motion vectors used by video compression codecs

Answer

The bit error distribution across the RF channel

Question 5

What is the purpose of a master control room (MCR) in a television broadcast station?

Accepted Answer

Serves as the central point for final signal monitoring, switching, and transmission to the transmitter

Answer

Houses the primary camera control units for studio productions

Answer

Contains the main editing suites for post-production work

Answer

Manages the network router and IT infrastructure

Question 6

In broadcast video production, what is a 'downstream keyer' (DSK)?

Accepted Answer

A keyer in the production switcher chain that composites elements after the main program bus, typically used for persistent graphics like bugs and clocks

Answer

A signal path for feeding external graphics into the router

Answer

A chroma key unit located at the transmitter site

Answer

An automated system that adds lower-third graphics from a database