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8-inch floppy disk, inserted in drive, (3½-inch floppy diskette, in front, shown for scale) 3½-inch, high-density floppy diskettes with adhesive labels affixed The first commercial floppy disks, developed in the late 1960s, were 8 inches (203.2 mm) in diameter; [4] [5] they became commercially available in 1971 as a component of IBM products and both drives and disks were then sold ...
A Maxell-branded 3-inch Compact Floppy Disk. The floppy disk is a data storage and transfer medium that was ubiquitous from the mid-1970s well into the 2000s. [1] Besides the 3½-inch and 5¼-inch formats used in IBM PC compatible systems, or the 8-inch format that preceded them, many proprietary floppy disk formats were developed, either using a different disk design or special layout and ...
The Zip drive is a "superfloppy" disk drive that has all of the standard 3 + 1 ⁄ 2-inch floppy drive's convenience, but with much greater capacity options and with performance that is much improved over a standard floppy drive.
By 1988, the 3 + 1 ⁄ 2-inch was outselling the 5 + 1 ⁄ 4-inch. [69] In South Africa, the 3 + 1 ⁄ 2-inch format was generally called a stiffy disk, to distinguish it from the flexible 5 + 1 ⁄ 4-inch format. [70] [71] The term "3 + 1 ⁄ 2-inch" or "3.5-inch" disk is and was rounded from the 90 mm actual dimension of one side of the ...
Figure 1. Disk structures: (A) Track (B) Geometrical sector (C) Track sector (D) Cluster A disk drive track is a circular path on the surface of a disk or diskette on which information is magnetically recorded and from which recorded information is read.
12% or 5% in Madeira and 9% or 4% in Azores [119] [120] IVA Imposto sobre o Valor Acrescentado Romania 19 % [122] 9 % (food and non-alcoholic drinks) or 5% (buyers of new homes under special conditions) TVA Taxa pe Valoarea Adăugată Slovakia 20 % [106] 10 % DPH Daň z Pridanej Hodnoty Slovenia 22 % [123] 9.5 % DDV Davek na Dodano Vrednost ...
It works on both the Apple IIGS as well as the Macintosh. It came in a case similar to the UniDisk, but in Platinum gray. Like the UniDisk 3.5, the Apple 3.5 Drive includes Apple II-specific features such as a manual disk eject button and a daisy-chain connector which allows two drives to be connected to an Apple II computer. The Macintosh ...
DriveSpace (initially known as DoubleSpace) is a disk compression utility supplied with MS-DOS starting from version 6.0 in 1993 and ending in 2000 with the release of Windows Me.