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2. Magnetic-tape data storage - Wikipedia

   en.wikipedia.org/wiki/Magnetic-tape_data_storage

   Magnetic-tape data storage is a system for storing digital information on magnetic tape using digital recording. Tape was an important medium for primary data storage in early computers, typically using large open reels of 7-track, later 9-track tape. Modern magnetic tape is most commonly packaged in cartridges and cassettes, such as the widely ...

3. 9-track tape - Wikipedia

   en.wikipedia.org/wiki/9-track_tape

   9-track tape. 9-track tape is a format for magnetic-tape data storage, introduced with the IBM System/360 in 1964. The 1⁄2 inch (12.7 mm) wide magnetic tape media and reels have the same size as the earlier IBM 7-track format it replaced, but the new format has eight data tracks and one parity track for a total of nine parallel tracks. Data ...

4. StorageTek tape formats - Wikipedia

   en.wikipedia.org/wiki/StorageTek_tape_formats

   StorageTek tape formats. Storage Technology Corporation (marketing as 'StorageTek' [one word]) created several magnetic tape data storage formats. These are commonly used with large computer systems, typically in conjunction with a robotic tape library. The most recent format is the T10000. StorageTek primarily competed with IBM in this market ...

5. Filing cabinet - Wikipedia

   en.wikipedia.org/wiki/Filing_cabinet

   The five-drawer file is mostly purchased by Federal, State, and Local governments (in a 28-inch-deep or 710 mm version), as it typically provides the lowest cost per filing inch. Three drawer files, the least popular version, have the advantage of being at "countertop" height so end users can easily retrieve files and use the top of the cabinet ...

6. List of disk drive form factors - Wikipedia

   en.wikipedia.org/wiki/List_of_disk_drive_form...

   8-, 5.25-, 3.5-, 2.5-, 1.8- and 1-inch HDDs, together with a ruler to show the length of platters and read-write heads A newer 2.5-inch (63.5 mm) 6,495 MB HDD compared to an older 5.25-inch full-height 110 MB HDD. IBM's first hard drive, the IBM 350, used a stack of fifty 24-inch platters and was of a size comparable to two large refrigerators.

7. History of the floppy disk - Wikipedia

   en.wikipedia.org/wiki/History_of_the_floppy_disk

   History of the floppy disk. 8-inch, 5¼-inch, and 3½-inch floppy disks. A floppy disk is a disk storage medium composed of a thin and flexible magnetic storage medium encased in a rectangular plastic carrier. It is read and written using a floppy disk drive (FDD). Floppy disks were an almost universal data format from the 1970s into the 1990s ...