Compression, Making a file shrink in size, Why Compress, Less storage space , Quicker to download and send, Uses less bandwidth, Less congestion on the internet, Lossless compression, An algorithm that finds REPEATS and removes them to shrink file size, but keep original quality EG wwwwbbbb = w4b4, Lossy Compression, An algorithm to find what can be removed that will not be noticed , original quality NOT kept. Images - Lower Resolution and colour depth. Sound - Lower sample rate, sample depth and bit rate.

Compression

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