Computer storage media

Logical block addressing (LBA) is a common scheme used for specifying the location of blocks of data stored on computer storage devices, generally secondary storage systems such as hard disk drives.

The Philips CD-i (Compact Disc Interactive) is an interactive multimedia CD player developed and marketed by the Dutch electronics manufacturer Royal Philips Electronics N.

In the maintenance of file systems, defragmentation is a process that reduces the amount of fragmentation.

Blu-ray or Blu-ray Disc (BD) is a digital optical disc data storage format.

A CD-ROM /ˌsiːˌdiːˈrɒm/ is a pre-pressed optical compact disc which contains data.

A card reader is a data input device that reads data from a card-shaped storage medium.

A floppy disk, also called a floppy, diskette or just disk, is a type of disk storage composed of a disk of thin and flexible magnetic storage medium, sealed in a rectangular plastic enclosure lined with fabric that removes dust particles.

Holographic data storage is a potential technology in the area of high-capacity data storage currently dominated by magnetic data storage and conventional optical data storage.

LaserDisc (LD) is a home video format and the first commercial optical disc storage medium, initially licensed, sold, and marketed as MCA DiscoVision (also known as simply "DiscoVision") in North America in 1978.

Magnetic tape is a medium for magnetic recording, made of a thin, magnetizable coating on a long, narrow strip of plastic film.

Microforms are any forms, either films or paper, containing microreproductions of documents for transmission, storage, reading, and printing.

Parchment is a material made from processed animal skin and used—mainly in the past—for writing on.

A USB flash drive, also variously known as a USB drive, USB stick, thumb drive, pen drive, flash-disk, or USB memory, is a data storage device that includes flash memory with an integrated USB interface.

A ROM cartridge, sometimes referred to simply as a cartridge or cart, is a removable enclosure containing read-only memory designed to be connected to a consumer electronics device such as a home computer, video game console and to a lesser extent, electronic musical instruments.

In computing, Native Command Queuing (NCQ) is an extension of the Serial ATA protocol allowing hard disk drives to internally optimize the order in which received read and write commands are executed.

A solid-state drive (SSD, also known as a solid-state disk) is a solid-state storage device that uses integrated circuit assemblies as memory to store data persistently.

A tape drive is a data storage device that reads and writes data on a magnetic tape.

Drum memory was a magnetic data storage device invented by Gustav Tauschek in 1932 in Austria.

In computer file systems, a cluster or allocation unit is a unit of disk space allocation for files and directories.

The Commodore 1530 (C2N) Datasette (a portmanteau of data and cassette) was Commodore's dedicated magnetic tape data storage device.

U-matic is an analogue recording videocassette format first shown by Sony in prototype in October 1969, and introduced to the market in September 1971.

Vellum (derived from the Latin word vitulinum meaning "made from calf", leading to Old French vélin, "calfskin") often refers to a parchment made from calf skin, as opposed to that from other animals.

Ultra HD Blu-ray is a digital data storage format.

GameKeys are expansion modules made by Jakks Pacific for the purpose of adding games to GameKey-ready entries in their Plug It In & Play TV Games product line.

Magnetic storage or magnetic recording is the storage of data on a magnetised medium.

A floppy disk is a disk storage medium composed of a disk of thin and flexible magnetic storage medium, readable by a floppy disk drive (FDD), and sealed in a rectangular plastic carrier lined with fabric which serves the purpose of keeping the data storage disk free of foreign particles such as dust.

High-density storage for data storage devices like floppy disks, CDs, DVDs, Blu-ray Discs, or HDDs refers to the amount of information they manage.

The floppy disk is a ubiquitous data storage and transfer device from the mid-1970s well into the 2000s.