Compression is the reduction in size of data in order to save space or transmission time. For data transmission, compression can be performed on just the data content or on the entire transmission unit (including header data) depending on a number of factors. (https://www.google.com.au/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=data%20compression)

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Your task is to spend 2 lessons researching data compression.

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Things to include:

What is data compression and how does it work?

What does lossy and lossless mean?

What sorts of things can be compressed?

What is compression software? Give some examples.

Why is compression important? Give examples

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The more information you can provide, the better. Ensure information is provided in your own words, and all sites that you gather information from are referenced.

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When complete, you should submit your work on SIMON under Class Work.

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