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WorksheetsAudio and Video Systems
Total questions: 10
Worksheet time: 10mins
What does HDMI stand for?
High Definiton Multimedia Interface
High Digital Multimedia Interface
High Definiton Media Input
High Digital Media Input
Which of the following is a common audio format used for surround sound?
MP3
PCM
Dolby Digital
WAV
What is the primary purpose of a video switcher in an audio-video system?
To amplify audio signals
To mix different video sources
To decode audio formats
To control ligh7ng systems
Which of the following components is essential for wireless audio transmission?
HDMI cable
Receiver
Modulator
Power amplifier
What is the typical sampling rate for CD audio?
22.05 kHz
44.1 kHz
48 kHz
96 kHz
What type of cable is commonly used to connect speakers to an audio system?
Coaxial cable
RCA cable
Speaker wire
Op7cal cable
What is the purpose of a digital-to-analog converter (DAC) in an audio system?
To amplify sound signals
To convert digital audio signals into analog format
To encode audio for streaming
To filter noise from audio signals
Which of the following video resolutions is considered 4K?
1920 x 1080
2560 x 1440
3840 x 2160
1280 x 720
What is the primary function of an audio mixer in an audio-video system?
To store video files
To adjust audio levels and effects
To connect different video sources
To encode video for streaming
Which of the following is a feature of a smart TV?
Limited screen size
Built-in Wi-Fi connec7vity
No app support
Only supports standard defini7on
