Quiz: Calculating Sound File Size
OCR GCSE J277 Computer Science specification
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Building on what you've learned about how computers store data, let's test your knowledge of calculating sound file sizes! We'll explore how sample rate, duration, and bit depth affect file size.
What does the term 'sample rate' refer to?
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Match the items on the left with their correct pairs on the right
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The formula to calculate sound file size is {{blank0}} × {{blank1}} × {{blank2}}.
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An audio file has a sample rate of 44,100 Hz, a duration of 10 seconds, and a bit depth of 16 bits. What is its size in bits?
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Match the items on the left with their correct pairs on the right
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Which factors affect sound file size? (Select all that apply)
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What is the unit used to measure bit depth?
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An audio file with a higher {{blank0}} will produce better sound quality but will also have a larger {{blank1}}.
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What happens if the duration of a recording is doubled?
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