Memory, Storage Devices And Media

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Read Only Memory (ROM)

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Read-only memory (ROM) is a class of storage medium used in computers and other electronic devices. Data stored in ROM can only be modified slowly or with difficulty.

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Random Access Memory (RAM)

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Random-access memory is a form of computer data storage. A random-access memory device allows data items to be read and written in roughly the same amount of time regardless of the order in which data items are accessed.

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DVD RAM

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DVD-RAM (DVD–Random Access Memory) is a disc specification presented in 1996 by the DVD Forum, which specifies rewritable DVD-RAM media and the appropriate DVD writers.

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Hard Disk Drive (HDD)

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A hard disk drive (HDD) is a data storage device used for storing and retrieving digital information using rapidly rotating disks (platters) coated with magnetic material.

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Solid State Drives (SSDs)

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A solid-state drive (SSD) (also known as a solid-state disk or electronic disk, though it contains no actual "disk" of any kind or motors to "drive" the disks)

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Digital Versatile Disks (DVDs)

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DVD (sometimes explained as "digital video disc" or "digital versatile disc") is a digital optical disc storage format, invented and developed by Philips, Sony, Toshiba, and Panasonic in 1995.

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Compact Disks (CDs)

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Compact disc (CD) is a digital optical disc data storage format. The format was originally developed to store and play back sound recordings only (CD-DA), but was later adapted for storage of data (CD-ROM).

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Blu-ray

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Blu-ray Disc (BD) is a digital optical disc data storage format designed to supersede the DVD format, in that it is capable of storing high-definition video resolution (1080p).

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USB flash memory

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A USB flash drive is a data storage device that includes flash memory with an integrated Universal Serial Bus (USB) interface.