
33. Audio Files - R093: Creative iMedia in the Media Industry
Quiz by Keezir Ali
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10 questions
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- Q1What is the primary function of an analog to digital converter in audio processing?To change analog sound into numerical dataTo amplify the soundTo edit sound wavesTo lengthen the audio file30s
- Q2What is the process of measuring amplitude at regular intervals in audio recording called?ModulationQuantizationCompressionSampling30s
- Q3What does 'bit depth' refer to in audio files?The length of the audio fileThe total number of samples takenThe number of bits used to represent each sampleThe frequency of the audio signal30s
- Q4Which audio format is known for being lossy and commonly used for streaming music?MP3AIFFFLACWAV30s
- Q5What sample rate is typically used for music recordings?22,050 Hertz44,100 Hertz96,000 Hertz48,000 Hertz30s
- Q6What is the effect of increasing the bit depth in audio recording?It reduces audio qualityIt lowers the sample rateIt decreases the file sizeIt increases the precision of the audio representation30s
- Q7Which format is described as lossless compressed, ideal for high-resolution audio?FLACVorbisMP3AAC30s
- Q8What is one consequence of using a higher sample rate in audio recording?Lower audio qualityLarger file sizeSmaller file sizeFaster processing time30s
- Q9Which of the following is true about the audio format Vorbis?It is an open-source lossy compressed formatIt is a lossless formatIt is a proprietary formatIt is only compatible with Apple devices30s
- Q10What does quantization do in the audio sampling process?Rounds sampled values to whole numbersRecords audio at a higher frequencyCompresses audio dataProduces a larger file size30s