Data Storage and Compression Assessment

7 questions · 12 parts · 15 marks

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Questions

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1aEasy1 mark
Which type of compression must be used for a program file that must be restored exactly?
1bMedium1 mark
A stereo recording lasts 10 seconds at 44,000 samples per second and 16 bits per sample. Ignoring headers, its size is ____ bits.

Answer

1cHard3 marks
Create a clear annotated answer on the canvas. Use a diagram, graph, flowchart, equation layout and/or concise labels to show your reasoning.
A photographer sends a large image to a website. Recommend lossy or lossless compression and justify the choice.
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Draw with the mouse or a finger.