Quiz: Sample Rate - Impact on Quality and File Size
OCR GCSE J277 Computer Science specification
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Building on what you've learned about sound files, let's test your knowledge of how sample rate affects quality and file size!
What does 'sample rate' measure in sound files?
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Increasing the {{blank0}} rate improves the quality of sound because more samples are taken per second.
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Which of the following are true about sample rate? (Select all that apply)
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Match the items on the left with their correct pairs on the right
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A sound file has a sample rate of 44,100 Hz, a bit depth of 16 bits, and a duration of 10 seconds. What is its file size in bits?
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If the sample rate is too low, what might happen to the audio quality?
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The {{blank0}} rate of a sound file is measured in Hertz (Hz) and determines the number of audio samples captured each second.
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Which factors directly affect the file size of a sound file? (Select all that apply)
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Match the items on the left with their correct pairs on the right
What is the effect of increasing both sample rate and bit depth on a sound file?
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