Secondary storage close secondary storageNon-volatile memory external to the CPU and used for long-term storage of programs and data.devices are generally separated into three types: As the disk ...

Data is stored in binary form on secondary storage devices. Magnetic devices are fairly cheap ... Optical media also come in different types: Solid state devices require little power, making ...

Examples include optical disks and magnetic tapes. Data storage media, such as magnetic tape, consists of a magnet oxide coating on a thin plastic strip that is commonly used for backup and archiving.