Storage Devices

Data storage devices are the components of a computer system that have the role of transmitting or retrieving digital information (write and read) on various physical media created for it.

Flash memory devices

USB flash drive, jump drive, or thumb drive, Memory card, Memory stick SSD

Online and cloud

Cloud storage and Network media

Disadvantages of cloud storage
The main disadvantages of cloud storage are:

Connection dependency
Hard drives
Customer Support
Privacy

Examples of storage devices

RAM
ROM memory
Magnetic tape cassettes (DAT)
Digital Magnetic Tape Devices (DDS)
3½ floppy drives (obsolete)
Hard or “Hard” Disk Drives
Portable Hard Drives
CD-R / RW drives
DVD-ROM drives
DVD-R / RW drives
Blue Ray Units
among others.

Magnetic storage devices

Floppy diskette, Hard drive, Magnetic strip, SuperDisk Tape cassette, Zip diskette

Optical storage devices

Blu-ray disc, CD-ROM disc CD-R and CD-RW disc, DVD-R, DVD+R, DVD-RW, and DVD+RW disc

cloud storage
The main advantages of cloud storage are:

cost
Accessibility
Recovery
Speed and timing
Security

Data storage devices can be:

Primary: Those necessary for the operation of the system because 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.