A cache stores data for quicker acccess in the future. It's advantagous because it increases speed and shortens access time. They can be found in processors and hard drives.
Read more »Hardware memory designed to speed up the process of accessing data from the main memory. The larger the value, the greater the speed. A normal value is 2 MB
Read more »Your battery always dies when you least expect it or in the middle of an absolutely vital phone call and there's no outlet nearby. Powerbank will help when you need your phone the most.
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