The storage devices Data are the components of a computer system that have the role of transmitting or retrieving digital information (Record and read) on various physical supports created for it. For instance: RAM memory, Zip drive, Hard drive.
They should not be confused with the storage media of data or data storage medium, terms that refer precisely to the physical vehicle of the information, either those handled by a computer or by a device of another nature.
Data storage devices can be:
- Primary. Those necessary for the operation of the system as they contain vital metadata to start the operating system.
- Secondary. Those accessories, removable or not, with which it is possible to enter and extract data from and to the system.