SSC MTS EXAM

Detailed explanation-1: -Some storage devices are also portable, meaning that they can be used to transfer information from one computer to another. Digital data storage media generally fall into one of five categories: magnetic storage devices, optical storage devices, flash memory devices, online/cloud storage, and paper storage.

Detailed explanation-2: -There are three main categories of storage devices: optical, magnetic and semiconductor. The earliest of these was the magnetic device. Computer systems began with magnetic storage in the form of tapes (yes, just like a cassette or video tape).