HARD DISK
Hard disk or hard drive drive or HDD is basically the medium of storage of digital data. Most of the world's huge data is stored in hard disk.
Hard disk is basically a type of magnetic disk. The rotating disk is stored as a magnetic charge and the digital data is saved by defining it.
It is non volatile memory so magnetic data remains intact even when it is not in power. Hard disk is the most popular medium, due to the ability to store a lot of information.
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Nice post
upvote and comment back
wonderful
good