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When data is cached, it means data is stored on a faster medium then what it was originally stored for quick retrieval.

For example, your web browser normally caches images from websites you visit on your hard drive so the next time you visit the same website, it'll already be on your computer. This allows for websites to load much faster after you've visited them once.

Hard drives, flash drives, and many other things make use of caches to help improve performance at the cost of memory.

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Q: What does it mean if your data is cached?
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