Fundamental Concept (Sound)

What is the standard measurement for frequency in sound?

• Kilohertz (kHz)

• Decibel (dB)

• Amplitude (A)

• Hertz (Hz)

Which type of audio is created by representing sound wave characteristics using numbers?

• PCM

• Digital audio

• Analog audio

• MIDI

What does a higher frequency in sound correspond to?

• Volume

• Loudness

• Higher pitch

• Lower pitch

What is the primary function of Pulse-Code Modulation (PCM)?

• To compress audio files

• To convert analog audio to digital

• To enhance sound quality

• To edit audio recordings

Which audio file format is known for lossless compression?

• .mp3

• .flac

• .aac

• .wav

What type of microphone is best for capturing high-quality audio close to the speaker?

• Condenser microphone

• Lavalier microphone

• Internal microphone

• Shotgun microphone

Which microphone polar pattern is most sensitive at 0°?

• Omnidirectional

• Cardioid

• Hypercardioid

• Bidirectional

What is the primary purpose of MIDI?

• To compress audio data

• To edit audio recordings

• To connect electronic musical instruments

• To store audio files

Which of the following is NOT a type of microphone mentioned?

• Shotgun

• Lavalier

• Dynamic

• Condenser

What does bit depth affect in a digital audio recording?

• Frequency response

• Audio file format

• Dynamic range

• Sampling rate