a label referring to a location in memory containing a value that can be accessed and changed by a program. Constant is the same expect it cannot be changed
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Why is compression needed
To transmit files across the internet by reducing the file hence as much content is successfully displayed in the browser hence saves storage and reduces transmission time
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What is lossy compression
Works by removing some of the data from the file which cannot be recovered however it also means that the quality of picture less
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Lossless compression
Does not store repeated detail (redundancy) and does not loose information
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BLANK_ just wanted to add 4 card
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Card 2
Front
Why is compression needed
Back
To transmit files across the internet by reducing the file hence as much content is successfully displayed in the browser hence saves storage and reduces transmission time
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