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Atari 8-bit: Version 7 Unix file system (V7FS) Bell Labs: 1979 Version 7 Unix: ODS-2: DEC: 1979 OpenVMS: FAT12: Seattle Computer Products (Tim Paterson) 1980 QDOS/86-DOS (later IBM PC DOS 1.0) ProDOS: Apple: 1980 Apple SOS (later ProDOS 8) DFS: Acorn Computers Ltd: 1982 Acorn BBC Micro MOS: ADFS: Acorn Computers Ltd: 1983 Acorn Electron (later ...
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Apple File System was announced at Apple's developers’ conference (WWDC) in June 2016 as a replacement for HFS+, which had been in use since 1998. [11] [12] APFS was released for 64-bit iOS devices on March 27, 2017, with the release of iOS 10.3, and for macOS devices on September 25, 2017, with the release of macOS 10.13.
Windows 10 only allows formatting exFAT and NTFS on non-removeable volumes sized larger than 32 GB with the default user interface, and FAT32 format is suggested for smaller volumes; command-line utilities don't accept quick format using FAT32 if volume is larger than 32 GB. The standard exFAT implementation is not journaled and only uses a ...
Programs read and write whole records, rather than bytes or arbitrary byte ranges, and can seek to a record boundary but not within records. The more sophisticated record-oriented file systems have more in common with simple databases than with other file systems.
exFAT is a file system introduced with Windows Embedded CE 6.0 in November 2006 and brought to the Windows NT family with Vista Service Pack 1 and Windows XP Service Pack 3 (or separate installation of Windows XP Update KB955704). It is loosely based on the File Allocation Table architecture, but incompatible, proprietary and protected by patents.
Each allocation block on the volume is represented by a bit in the map: if the bit is set then the block is in use; if it is clear then the block is free to be used. Since the Volume Bitmap must have a bit to represent each allocation block, its size is determined by the size of the volume itself. [2]
The family of FAT file systems is supported by almost all operating systems for personal computers, including all versions of Windows and MS-DOS/PC DOS, OS/2, and DR-DOS. (PC DOS is an OEM version of MS-DOS, MS-DOS was originally based on SCP's 86-DOS. DR-DOS was based on Digital Research's Concurrent DOS, a successor of CP/M-86.) The FAT file ...