Audio and Video Systems Flashcards
6 cards from real CBT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Audio and Video Systems flashcards as text
What is the primary function of a microphone in an audio system?
Answer: Convert sound into electrical signals
A microphone converts acoustic sound waves into electrical signals for further processing in an audio chain.
Which video standard is primarily used in North America for analog broadcasting?
Answer: NTSC
NTSC (National Television System Committee) is the analog television standard traditionally used in North America.
What is the role of an audio mixer in a studio environment?
Answer: Blend and route multiple audio signals
An audio mixer combines multiple audio inputs, adjusts levels, and routes audio to different outputs.
Which connector is commonly used for professional analog audio?
Answer: XLR
The XLR connector is the standard for balanced analog audio in professional environments, offering noise rejection and secure connection.
What does the term 'SDI' refer to in video systems?
Answer: Serial Digital Interface
SDI (Serial Digital Interface) is a digital video interface standard used to transmit uncompressed digital video signals over coaxial cable.
Which component converts electrical video signals into visible light on a display?
Answer: Display monitor
A video display such as an LED or LCD screen takes electronic video signals and transforms them into images visible to the human eye.