Host Bus Adapter (HBA) - is a translator
- Converts signals from the computer into electrical signals to be written on the platter
- And vice versa converts electric charge to binary. (No charge=0 / Charge=1)
Primary storage for Desktops.Known as 'magnetic storage'.Its benefits...
Mature(been around a long time improving) / Reliable / Relatively Inexpensive
Different sizes to accomodate the disk inside 1.8in(not widely used) / 2.5in(laptops & portable devices) / 3.5in(mainstream for desktops)
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