Hard Drive (Magnetic)

Hard Drive – A Computer Has Basically Two Types Of Memory. One Is Primary Memory And Second Is Secondary Memory. Secondary Memory Is Permanent Which Is Hard Disk Drive. Hard Disk Drive Is A Sealed Case That Contains Disks Where The Actual Data Is Store On.

These Disks Rotate At High Speeds.

Actuator Arm Will Either Write Data To The Disk Or Read Data From The Disks.

Depending Up On What The User Wants To Do.

And Hard Disks Are Considered As Non-Volatile Because They Can Retain And Store The Data Either When The Power Is Turned Off.


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