Sagot :
Answer:
Primary Storage: Random Access Memory (RAM) Random Access Memory, or RAM, is the primary storage of a computer. ...
Secondary Storage: Hard Disk Drives (HDD) & Solid-State Drives (SSD) ...
Hard Disk Drives (HDD) ...
Solid-State Drives (SSD) ...
External HDDs and SSDs. ...
Flash memory devices. ...
Optical Storage Devices. ...
Floppy Disks.
Answer:
The types of storage unit are 1)magnetic storage device 2)optical storage device