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File Allocation Table, the Glossary

File Allocation Table (FAT) is a file system developed for personal computers and was the default filesystem for MS-DOS and Windows 9x operating systems.^[1]

203 relations: Addison-Wesley, Advanced Format, Android (operating system), AppleSingle and AppleDouble formats, ArcaOS, Archive bit, ASCII, AST Research, AT&T Corporation, Backward compatibility, Bill Gates, BIOS parameter block, Bob O'Rear, Byte, Byte (magazine), Caldera (company), Camcorder, Central processing unit, Character encoding, CHKDSK, Classic Mac OS, Command-line interface, Commodore International, Compaq, Comparison of file systems, CONFIG.SYS, Conventional memory, CP/M, Cygwin, Cylinder-head-sector, Design of the FAT file system, Design rule for Camera File system, Digital camera, Digital Research, Directory (computing), Disk compression, Disk partitioning, Disk sector, DOS, DOS Plus, Double-sided disk, DR-DOS, Drive letter assignment, DriveSpace, EBCDIC, Ecma International, EComStation, EFI system partition, Epoch, Epoch (computing), ... Expand index (153 more) »
1977 software
DOS technology
Ecma standards
File systems supported by the Linux kernel
Windows disk file systems

Addison-Wesley

Addison–Wesley is an American publisher of textbooks and computer literature.

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Advanced Format (AF) is any disk sector format used to store data on magnetic disks in hard disk drives (HDDs) that exceeds 528 bytes per sector, frequently 4096, 4112, 4160, or 4224-byte (4 KB) sectors.

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Android (operating system)

Android is a mobile operating system based on a modified version of the Linux kernel and other open-source software, designed primarily for touchscreen mobile devices such as smartphones and tablets.

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AppleSingle and AppleDouble formats

AppleSingle Format and AppleDouble Format are file formats developed by Apple Computer to store Mac OS "dual-forked" files on the Unix filesystem being used in A/UX, the Macintosh platform's first Unix-like operating system.

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ArcaOS

ArcaOS is an operating system based on OS/2, developed and marketed by Arca Noae, LLC under license from IBM.

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Archive bit

The archive bit is a file attribute used by CP/M, Microsoft operating systems, OS/2, and AmigaOS. File Allocation Table and archive bit are computer file systems.

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ASCII

ASCII, an acronym for American Standard Code for Information Interchange, is a character encoding standard for electronic communication.

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AST Research

AST Research, Inc., later doing business as AST Computer, was a personal computer manufacturer.

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AT&T Corporation

AT&T Corporation, commonly referred to as AT&T, an abbreviation for its former name, the American Telephone and Telegraph Company, was an American telecommunications company that provided voice, video, data, and Internet telecommunications and professional services to businesses, consumers, and government agencies.

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Backward compatibility

In telecommunications and computing, backward compatibility (or backwards compatibility) is a property of an operating system, software, real-world product, or technology that allows for interoperability with an older legacy system, or with input designed for such a system.

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Bill Gates

William Henry Gates III (born October 28, 1955) is an American business magnate best known for co-founding the software company Microsoft with his childhood friend Paul Allen.

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BIOS parameter block

In computing, the BIOS parameter block, often shortened to BPB, is a data structure in the volume boot record (VBR) describing the physical layout of a data storage volume. File Allocation Table and BIOS parameter block are DOS technology.

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Bob O'Rear

Top: Steve Wood, Bob Wallace, Jim LaneMiddle: Bob O'Rear, Bob Greenberg, Marc McDonald, Gordon LetwinBottom: Bill Gates, Andrea Lewis, Marla Wood, Paul AllenNot pictured: Ric Weiland, Miriam LubowGates described this photo in 2009 as "that famous picture that provides indisputable proof that your average computer geek from the late 1970s was not exactly on the cutting edge of fashion." --> Robert "Bob" O'Rear is a former employee of Microsoft, and is among the group of eleven early Microsoft employees who posed for a company photo taken in Albuquerque in 1978.

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Byte

The byte is a unit of digital information that most commonly consists of eight bits.

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Byte (magazine)

Byte (stylized as BYTE) was a microcomputer magazine, influential in the late 1970s and throughout the 1980s because of its wide-ranging editorial coverage.

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Caldera (company)

Caldera, Inc.

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Camcorder

A camcorder is a self-contained portable electronic device with video and recording as its primary function.

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Central processing unit

A central processing unit (CPU), also called a central processor, main processor, or just processor, is the most important processor in a given computer.

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Character encoding

Character encoding is the process of assigning numbers to graphical characters, especially the written characters of human language, allowing them to be stored, transmitted, and transformed using digital computers.

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CHKDSK

In computing, CHKDSK (short for "check disk") is a system tool and command in DOS, Digital Research FlexOS, IBM/Toshiba 4690 OS, IBM OS/2, Microsoft Windows and related operating systems.

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Classic Mac OS

Mac OS (originally System Software; retronym: Classic Mac OS) is the series of operating systems developed for the Macintosh family of personal computers by Apple Computer, Inc. from 1984 to 2001, starting with System 1 and ending with Mac OS 9.

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Command-line interface

A command-line interface (CLI) is a means of interacting with a computer program by inputting lines of text called command-lines.

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Commodore International

Commodore International Corporation (other names include Commodore International Limited) was a Bahamian home computer and electronics manufacturer with executive offices in the United States founded by Jack Tramiel and Irving Gould. Commodore International (CI), along with its subsidiary Commodore Business Machines (CBM), was a significant participant in the development of the home computer industry in the 1970s to early 1990s.

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Compaq

Compaq Computer Corporation (sometimes abbreviated to CQ prior to the 2007 rebranding) was an American information technology company founded in 1982 that developed, sold, and supported computers and related products and services.

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Comparison of file systems

The following tables compare general and technical information for a number of file systems. File Allocation Table and Comparison of file systems are computer file systems.

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CONFIG.SYS

CONFIG.SYS is the primary configuration file for the DOS and OS/2 operating systems.

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Conventional memory

In DOS memory management, conventional memory, also called base memory, is the first 640 kilobytes of the memory on IBM PC or compatible systems.

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CP/M

CP/M, originally standing for Control Program/Monitor and later Control Program for Microcomputers, is a mass-market operating system created in 1974 for Intel 8080/85-based microcomputers by Gary Kildall of Digital Research, Inc. CP/M is a disk operating system and its purpose is to organize files on a magnetic storage medium, and to load and run programs stored on a disk.

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Cygwin

Cygwin is a free and open-source Unix-like environment and command-line interface for Microsoft Windows.

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Cylinder-head-sector

Cylinder-head-sector (CHS) is an early method for giving addresses to each physical block of data on a hard disk drive. File Allocation Table and Cylinder-head-sector are computer file systems.

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Design of the FAT file system

The FAT file system is a file system used on MS-DOS and Windows 9x family of operating systems. File Allocation Table and Design of the FAT file system are computer file systems, DOS technology, disk file systems, Ecma standards, file systems supported by the Linux kernel, Windows components and Windows disk file systems.

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Design rule for Camera File system

Design rule for Camera File system (DCF) is a JEITA specification (number CP-3461) which defines a file system for digital cameras, including the directory structure, file naming method, character set, file format, and metadata format.

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Digital camera

A digital camera, also called a digicam, is a camera that captures photographs in digital memory.

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Digital Research

Digital Research, Inc. (DR or DRI) was a privately held American software company created by Gary Kildall to market and develop his CP/M operating system and related 8-bit, 16-bit and 32-bit systems like MP/M, Concurrent DOS, FlexOS, Multiuser DOS, DOS Plus, DR DOS and GEM.

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Directory (computing)

In computing, a directory is a file system cataloging structure which contains references to other computer files, and possibly other directories. File Allocation Table and directory (computing) are computer file systems.

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Disk compression

A disk compression software utility increases the amount of information that can be stored on a hard disk drive of given size.

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Disk partitioning

Disk partitioning or disk slicing is the creation of one or more regions on secondary storage, so that each region can be managed separately. File Allocation Table and disk partitioning are disk file systems.

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Disk sector

In computer disk storage, a sector is a subdivision of a track on a magnetic disk or optical disc. File Allocation Table and disk sector are computer file systems.

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DOS

DOS is a family of disk-based operating systems for IBM PC compatible computers.

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DOS Plus

DOS Plus (erroneously also known as DOS+) was the first operating system developed by Digital Research's OEM Support Group in Newbury, Berkshire, UK, first released in 1985.

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Double-sided disk

In computer science, a double-sided disk is a disk of which both sides are used to store data.

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DR-DOS

DR-DOS (written as DR DOS, without a hyphen, in versions up to and including 6.0) is a disk operating system for IBM PC compatibles.

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Drive letter assignment

In computer data storage, drive letter assignment is the process of assigning alphabetical identifiers to volumes. File Allocation Table and drive letter assignment are DOS technology.

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DriveSpace

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. File Allocation Table and DriveSpace are DOS technology.

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EBCDIC

Extended Binary Coded Decimal Interchange Code (EBCDIC) is an eight-bit character encoding used mainly on IBM mainframe and IBM midrange computer operating systems.

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Ecma International

Ecma International is a nonprofit standards organization for information and communication systems.

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EComStation

eComStation or eCS is an operating system based on OS/2 Warp for the 32-bit x86 architecture.

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EFI system partition

The EFI (Extensible Firmware Interface) system partition or ESP is a partition on a data storage device (usually a hard disk drive or solid-state drive) that is used by computers that have the Unified Extensible Firmware Interface (UEFI). File Allocation Table and EFI system partition are computer file systems.

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Epoch

In chronology and periodization, an epoch or reference epoch is an instant in time chosen as the origin of a particular calendar era.

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Epoch (computing)

In computing, an epoch is a fixed date and time used as a reference from which a computer measures system time.

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ExFAT

exFAT (Extensible File Allocation Table) is a file system introduced by Microsoft in 2006 and optimized for flash memory such as USB flash drives and SD cards. File Allocation Table and ExFAT are file systems supported by the Linux kernel and Windows disk file systems.

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Extended boot record

An extended boot record (EBR), or extended partition boot record (EPBR), is a descriptor for a logical partition under the common DOS disk drive partitioning system.

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Extended file attributes

Extended file attributes are file system features that enable users to associate computer files with metadata not interpreted by the filesystem, whereas regular attributes have a purpose strictly defined by the filesystem (such as permissions or records of creation and modification times). File Allocation Table and Extended file attributes are computer file systems.

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FAT filesystem and Linux

Linux has several filesystem drivers for the File Allocation Table (FAT) filesystem format. File Allocation Table and FAT filesystem and Linux are disk file systems and file systems supported by the Linux kernel.

See File Allocation Table and FAT filesystem and Linux

Fdisk

fdisk is a command-line utility for disk partitioning.

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File Allocation Table

File Allocation Table (FAT) is a file system developed for personal computers and was the default filesystem for MS-DOS and Windows 9x operating systems. File Allocation Table and file Allocation Table are 1977 software, computer file systems, DOS technology, disk file systems, Ecma standards, file systems supported by the Linux kernel, Windows components and Windows disk file systems.

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File attribute

File attributes are a type of meta-data that describe and may modify how files and/or directories in a filesystem behave. File Allocation Table and file attribute are computer file systems.

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File Control Block

A File Control Block (FCB) is a file system structure in which the state of an open file is maintained. File Allocation Table and file Control Block are DOS technology and disk file systems.

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File system

In computing, a file system or filesystem (often abbreviated to FS or fs) governs file organization and access. File Allocation Table and file system are computer file systems.

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Filename

A filename or file name is a name used to uniquely identify a computer file in a file system.

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Finder (software)

The Finder is the default file manager and graphical user interface shell used on all Macintosh operating systems.

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Flash drive

A flash drive is a portable computer drive that uses flash memory.

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Flash memory

Flash memory is an electronic non-volatile computer memory storage medium that can be electrically erased and reprogrammed.

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FlexOS

FlexOS is a discontinued modular real-time multiuser multitasking operating system (RTOS) designed for computer-integrated manufacturing, laboratory, retail and financial markets.

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Floppy disk

A floppy disk or floppy diskette (casually referred to as a floppy, a diskette, or a disk) is a type of disk storage composed of a thin and flexible disk of a magnetic storage medium in a square or nearly square plastic enclosure lined with a fabric that removes dust particles from the spinning disk.

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Floppy disk variants

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

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Fork (file system)

In a computer file system, a fork is a set of data associated with a file-system object. File Allocation Table and fork (file system) are computer file systems.

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Forward compatibility

Forward compatibility or upward compatibility is a design characteristic that allows a system to accept input intended for a later version of itself.

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Fragmentation (computing)

In computer storage, fragmentation is a phenomenon in which storage space, main storage or secondary storage, such as computer memory or a hard drive, is used inefficiently, reducing capacity or performance and often both.

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Gigabyte

The gigabyte is a multiple of the unit byte for digital information.

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Graphical user interface

A graphical user interface, or GUI, is a form of user interface that allows users to interact with electronic devices through graphical icons and visual indicators such as secondary notation.

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Hard disk drive

A hard disk drive (HDD), hard disk, hard drive, or fixed disk is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly rotating platters coated with magnetic material.

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HFS Plus

HFS Plus or HFS+ (also known as Mac OS Extended or HFS Extended) is a journaling file system developed by Apple Inc. It replaced the Hierarchical File System (HFS) as the primary file system of Apple computers with the 1998 release of Mac OS 8.1. File Allocation Table and HFS Plus are computer file systems and disk file systems.

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In computing, a hidden folder (sometimes hidden directory) or hidden file is a folder or file which filesystem utilities do not display by default when showing a directory listing. File Allocation Table and hidden file and hidden directory are computer file systems.

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High Performance File System

HPFS (High Performance File System) is a file system created specifically for the OS/2 operating system to improve upon the limitations of the FAT file system. File Allocation Table and High Performance File System are computer file systems, disk file systems, file systems supported by the Linux kernel and Windows disk file systems.

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IBM

International Business Machines Corporation (using the trademark IBM), nicknamed Big Blue, is an American multinational technology company headquartered in Armonk, New York and present in over 175 countries.

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IBM PC DOS

IBM PC DOS (an acronym for IBM Personal Computer Disk Operating System),Formally known as "The IBM Personal Computer DOS" from versions 1.0 through 3.30, as reported in those versions' respective COMMAND.COM outputs also known as PC DOS or IBM DOS, is a discontinued disk operating system for the IBM Personal Computer, its successors, and IBM PC compatibles.

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IBM Personal Computer

The IBM Personal Computer (model 5150, commonly known as the IBM PC) is the first microcomputer released in the IBM PC model line and the basis for the IBM PC compatible ''de facto'' standard.

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IBM Personal Computer AT

The IBM Personal Computer AT (model 5170, abbreviated as IBM AT or PC/AT) was released in 1984 as the fourth model in the IBM Personal Computer line, following the IBM PC/XT and its IBM Portable PC variant.

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IBM Personal Computer XT

The IBM Personal Computer XT (model 5160, often shortened to PC/XT) is the second computer in the IBM Personal Computer line, released on March 8, 1983.

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InfoWorld

InfoWorld (IW) is an American information technology media business.

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Installable File System

The Installable File System (IFS) is a filesystem API in MS-DOS/PC DOS 4.x, IBM OS/2 and Microsoft Windows that enables the operating system to recognize and load drivers for file systems. File Allocation Table and Installable File System are computer file systems.

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Intel 8080

The Intel 8080 ("eighty-eighty") is the second 8-bit microprocessor designed and manufactured by Intel.

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Intel 8086

The 8086 (also called iAPX 86) is a 16-bit microprocessor chip designed by Intel between early 1976 and June 8, 1978, when it was released.

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International Electrotechnical Commission

The International Electrotechnical Commission (IEC; Commission électrotechnique internationale) is an international standards organization that prepares and publishes international standards for all electrical, electronic and related technologies – collectively known as "electrotechnology".

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International Organization for Standardization

The International Organization for Standardization (ISO) is an independent, non-governmental, international standard development organization composed of representatives from the national standards organizations of member countries.

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Internet Archive

The Internet Archive is an American nonprofit digital library founded in 1996 by Brewster Kahle.

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Java (programming language)

Java is a high-level, class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.

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Joint Computer Conference

The Joint Computer Conferences were a series of computer conferences in the United States held under various names between 1951 and 1987.

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Kanji

are the logographic Chinese characters adapted from the Chinese script used in the writing of Japanese.

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Kilobyte

The kilobyte is a multiple of the unit byte for digital information.

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Large-file support

Large-file support (LFS) is the term frequently applied to the ability to create files larger than either 2 or 4 GiB on 32-bit filesystems. File Allocation Table and large-file support are computer file systems.

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Leading Edge Products

Leading Edge Products, Inc., was a computer manufacturer in the 1980s and the 1990s.

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Lifeboat Associates

Lifeboat Associates was a New York City company that was one of the largest microcomputer software distributors in the late 1970s and early 1980s.

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Linked list

In computer science, a linked list is a linear collection of data elements whose order is not given by their physical placement in memory.

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Linux

Linux is both an open-source Unix-like kernel and a generic name for a family of open-source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds.

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Linux.conf.au

linux.conf.au (often abbreviated as lca or LCA) is Australasia's regional Linux and open source conference.

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List of file systems

The following lists identify, characterize, and link to more thorough information on file systems. File Allocation Table and list of file systems are computer file systems.

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Logical block addressing

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.

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Long filename

Long filename (LFN) support is Microsoft's backward-compatible extension of the 8.3 filename (short filename) naming scheme used in DOS.

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MacOS

macOS, originally Mac OS X, previously shortened as OS X, is an operating system developed and marketed by Apple since 2001.

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Magneto-optical drive

A magneto-optical drive is a kind of optical disc drive capable of writing and rewriting data upon a magneto-optical disc.

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Marc McDonald

Marc B. McDonald is an American who was Microsoft's first salaried employee (not counting Monte Davidoff, who wrote the math package for BASIC for a flat fee).

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Master boot record

A master boot record (MBR) is a type of boot sector in the first few blocks of partitioned computer mass storage devices like fixed disks or removable drives intended for use with IBM PC-compatible systems and beyond.

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Megabyte

The megabyte is a multiple of the unit byte for digital information.

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Memory card

A memory card is an electronic data storage device used for storing digital information, typically using flash memory.

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Memory Stick

The Memory Stick is a removable flash memory card format, originally launched by Sony in late 1998.

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Microsoft

Microsoft Corporation is an American multinational corporation and technology company headquartered in Redmond, Washington.

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Microsoft BASIC

Microsoft BASIC is the foundation software product of the Microsoft company and evolved into a line of BASIC interpreters and compiler(s) adapted for many different microcomputers.

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Microsoft basic data partition

In Microsoft operating systems, when using basic disk partitioned with GUID Partition Table (GPT) layout, a basic data partition (BDP) is any partition identified with Globally Unique Identifier (GUID) of. File Allocation Table and Microsoft basic data partition are disk file systems.

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Microsoft Developer Network

Microsoft Developer Network (MSDN) was the division of Microsoft responsible for managing the firm's relationship with developers and testers, such as hardware developers interested in the operating system (OS), and software developers developing on the various OS platforms or using the API or scripting languages of Microsoft's applications.

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Microsoft Knowledge Base

Microsoft Knowledge Base (MSKB) was a website repository of over 150,000 articles made available to the public by Microsoft Corporation for technical support.

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Microsoft Press

Microsoft Press is the publishing arm of Microsoft, usually releasing books dealing with various current Microsoft technologies.

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Microsoft ScanDisk

Microsoft ScanDisk (also called ScanDisk) is a diagnostic utility program included in MS-DOS and Windows 9x.

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Microsoft TechNet

Microsoft TechNet was a Microsoft web portal and web service for IT professionals.

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Microsoft Windows

Microsoft Windows is a product line of proprietary graphical operating systems developed and marketed by Microsoft.

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Motorola

Motorola, Inc. was an American multinational telecommunications company based in Schaumburg, Illinois.

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MS-DOS

MS-DOS (acronym for Microsoft Disk Operating System, also known as Microsoft DOS) is an operating system for x86-based personal computers mostly developed by Microsoft.

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Multiuser DOS

Multiuser DOS is a real-time multi-user multi-tasking operating system for IBM PC-compatible microcomputers.

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NCR Voyix

NCR Voyix Corporation, previously known as NCR Corporation and National Cash Register, is an American software, consulting and technology company providing several professional services and electronic products.

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NEC

is a Japanese multinational information technology and electronics corporation, headquartered at the NEC Supertower in Minato, Tokyo, Japan.

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Nero AG

Nero AG (known as Ahead Software AG until 2005) is a German computer software company that is especially well known for its CD/DVD/BD burning suite, Nero Burning ROM.

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Nero Burning ROM

Nero Burning ROM, commonly called Nero, is an optical disc authoring program from Nero AG.

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NetWare

NetWare is a discontinued computer network operating system developed by Novell, Inc. It initially used cooperative multitasking to run various services on a personal computer, using the IPX network protocol.

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NetWare File System

In computing, the NetWare File System (NWFS) was a file system based on a heavily optimized, journal-based FAT file system. File Allocation Table and NetWare File System are disk file systems.

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Novell

Novell, Inc. was an American software and services company headquartered in Provo, Utah, that existed from 1980 until 2014.

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NTFS

New Technology File System (NTFS) is a proprietary journaling file system developed by Microsoft. File Allocation Table and NTFS are file systems supported by the Linux kernel and Windows disk file systems.

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Operating system

An operating system (OS) is system software that manages computer hardware and software resources, and provides common services for computer programs.

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OS/2

OS/2 (Operating System/2) is a series of computer operating systems, initially created by Microsoft and IBM under the leadership of IBM software designer Ed Iacobucci.

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Partition type

The partition type (or partition ID) in a partition's entry in the partition table inside a master boot record (MBR) is a byte value intended to specify the file system the partition contains or to flag special access methods used to access these partitions (e.g. special CHS mappings, LBA access, logical mapped geometries, special driver access, hidden partitions, secured or encrypted file systems, etc.). File Allocation Table and partition type are DOS technology and disk file systems.

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Patent infringement

Patent infringement is an unauthorized act of - for example - making, using, offering for sale, selling, or importing for these purposes a patented product.

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PC Exchange

PC Exchange, sometimes called File Exchange, was a utility program for Macintosh computers that allowed classic Mac OS to read floppy disks and other storage media with FAT formatting.

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PDP-10

Digital Equipment Corporation (DEC)'s PDP-10, later marketed as the DECsystem-10, is a mainframe computer family manufactured beginning in 1966 and discontinued in 1983.

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Personal digital assistant

A personal digital assistant (PDA) is a multi-purpose mobile device which functions as a personal information manager.

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Peter Norton

Peter Norton (born November 14, 1943) is an American programmer, software publisher, author, and philanthropist.

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A portable media player (PMP) or digital audio player (DAP) is a portable consumer electronics device capable of storing and playing digital media such as audio, images, and video files.

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PowerQuest

PowerQuest was a software company that produced utility software.

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PowerShell

PowerShell is a task automation and configuration management program from Microsoft, consisting of a command-line shell and the associated scripting language.

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Real mode

Real mode, also called real address mode, is an operating mode of all x86-compatible CPUs.

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Resource fork

A resource fork is a fork of a file on Apple's classic Mac OS operating system that is used to store structured data.

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Reverse engineering

Reverse engineering (also known as backwards engineering or back engineering) is a process or method through which one attempts to understand through deductive reasoning how a previously made device, process, system, or piece of software accomplishes a task with very little (if any) insight into exactly how it does so.

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Rexx

Rexx (Restructured Extended Executor) is a programming language that can be interpreted or compiled.

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Root directory

In a computer file system, and primarily used in the Unix and Unix-like operating systems, the root directory is the first or top-most directory in a hierarchy.

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S-100 bus

The S-100 bus or Altair bus, IEEE 696-1983 (withdrawn), is an early computer bus designed in 1974 as a part of the Altair 8800.

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SANS Institute

The SANS Institute (officially the Escal Institute of Advanced Technologies) is a private U.S. for-profit company founded in 1989 that specializes in information security, cybersecurity training, and selling certificates.

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SD card

Secure Digital, officially abbreviated as SD, is a proprietary, non-volatile, flash memory card format the SD Association (SDA) developed for use in portable devices.

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Seattle Computer Products

Seattle Computer Products (SCP) was a Tukwila, Washington, microcomputer hardware company which was one of the first manufacturers of computer systems based on the 16-bit Intel 8086 processor.

See File Allocation Table and Seattle Computer Products

Shift JIS

Shift JIS (also SJIS, MIME name Shift_JIS, known as PCK in Solaris contexts) is a character encoding for the Japanese language, originally developed by the Japanese company ASCII Corporation in conjunction with Microsoft and standardized as JIS X 0208 Appendix 1.

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Signedness

In computing, signedness is a property of data types representing numbers in computer programs.

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Solid-state storage

Solid-state storage (SSS) is non-volatile computer storage that has no moving parts; it uses only electronic circuits.

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Sperry Corporation

Sperry Corporation was a major American equipment and electronics company whose existence spanned more than seven decades of the 20th century.

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Stac Electronics

Stac Electronics, originally incorporated as State of the Art Consulting and later shortened to Stac, Inc., was a technology company founded in 1983.

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Stephen Manes

Stephen Manes (born January 8, 1949) is an American author, magazine columnist, and screenwriter known for the 2011 nonfiction book Where Snowflakes Dance and Swear: Inside the Land of Ballet. Its subject, the workings of a ballet company, marked a significant departure for an author best known for his journalism on technology and his books for children.

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Sysinternals

Windows Sysinternals is a website that offers technical resources and utilities to manage, diagnose, troubleshoot, and monitor a Microsoft Windows environment.

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Tandy Corporation

Tandy Corporation was an American family-owned leather-goods company based in Fort Worth, Texas, United States.

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Tim Paterson

Tim Paterson (born 1 June 1956) is an American computer programmer, best known for creating 86-DOS, an operating system for the Intel 8086.

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Time formatting and storage bugs

In computer science, data type limitations and software bugs can cause errors in time and date calculation or display.

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TomTom

TomTom N.V. is a Dutch multinational developer and creator of location technology and consumer electronics.

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Transaction-Safe FAT File System

Transaction-Safe FAT File System (TFAT) and Transaction-Safe Extended FAT File System (TexFAT) refer to two file systems used in Microsoft products to provide transaction-safety for data stored on a disk. File Allocation Table and transaction-Safe FAT File System are Windows disk file systems.

See File Allocation Table and Transaction-Safe FAT File System

UEFI

Unified Extensible Firmware Interface (UEFI, or as an acronym) is a specification that defines the architecture of the platform firmware used for booting the computer hardware and its interface for interaction with the operating system.

See File Allocation Table and UEFI

Unicode in Microsoft Windows

Microsoft was one of the first companies to implement Unicode in their products.

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Unisys

Unisys Corporation is an American multinational information technology (IT) services and consulting company founded in 1986 and headquartered in Blue Bell, Pennsylvania.

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United States International Trade Commission

The United States International Trade Commission (USITC or I.T.C.) is an agency of the United States federal government that advises the legislative and executive branches on matters of trade.

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United States Patent and Trademark Office

The United States Patent and Trademark Office (USPTO) is an agency in the U.S. Department of Commerce that serves as the national patent office and trademark registration authority for the United States.

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USB flash drive

A flash drive (also thumb drive, memory stick, and pen drive/pendrive elsewhere) is a data storage device that includes flash memory with an integrated USB interface.

See File Allocation Table and USB flash drive

User experience

User experience (UX) is how a user interacts with and experiences a product, system or service.

See File Allocation Table and User experience

UTF-16

UTF-16 (16-bit Unicode Transformation Format) is a character encoding capable of encoding all 1,112,064 valid code points of Unicode (in fact this number of code points is dictated by the design of UTF-16).

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Video game console

A video game console is an electronic device that outputs a video signal or image to display a video game that can be played with a game controller.

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Virtual file system

A virtual file system (VFS) or virtual filesystem switch is an abstract layer on top of a more concrete file system. File Allocation Table and virtual file system are computer file systems.

See File Allocation Table and Virtual file system

Volume (computing)

In computer data storage, a volume or logical drive is a single accessible storage area with a single file system, typically (though not necessarily) resident on a single partition of a hard disk. File Allocation Table and volume (computing) are disk file systems.

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Volume boot record

A volume boot record (VBR) (also known as a volume boot sector, a partition boot record or a partition boot sector) is a type of boot sector introduced by the IBM Personal Computer. File Allocation Table and volume boot record are computer file systems.

See File Allocation Table and Volume boot record

VxD

VxD is the device driver model used in Microsoft Windows/386 2.x, the 386 enhanced mode of Windows 3.x, Windows 9x, and to some extent also by the Novell DOS 7, OpenDOS 7.01, and DR-DOS 7.02 (and higher) multitasker (TASKMGR). File Allocation Table and VxD are Windows components.

See File Allocation Table and VxD

Wayback Machine

The Wayback Machine is a digital archive of the World Wide Web founded by the Internet Archive, an American nonprofit organization based in San Francisco, California.

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Windows 2000

Windows 2000 is a major release of the Windows NT operating system developed by Microsoft and oriented towards businesses.

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Windows 3.1

Windows 3.1 is a major release of Microsoft Windows.

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Windows 95

Windows 95 is a consumer-oriented operating system developed by Microsoft as part of its Windows 9x family of operating systems.

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Windows 98

Windows 98 is a consumer-oriented operating system developed by Microsoft as part of its Windows 9x family of Microsoft Windows operating systems.

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Windows 9x

Windows 9x is a generic term referring to a series of Microsoft Windows computer operating systems produced from 1995 to 2000, which were based on the Windows 95 kernel and its underlying foundation of MS-DOS, both of which were updated in subsequent versions.

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Windows code page

Windows code pages are sets of characters or code pages (known as character encodings in other operating systems) used in Microsoft Windows from the 1980s and 1990s.

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Windows Embedded CE 6.0

Windows Embedded CE 6.0 (codenamed "Yamazaki") is the sixth major release of the Microsoft Windows embedded operating system targeted to enterprise-specific tools such as industrial controllers and consumer electronics devices like digital cameras.

See File Allocation Table and Windows Embedded CE 6.0

Windows Me

Windows Me (Millennium Edition) is an operating system developed by Microsoft as part of its Windows 9x family of Microsoft Windows operating systems.

See File Allocation Table and Windows Me

Windows NT

Windows NT is a proprietary graphical operating system produced by Microsoft as part of its Windows product line, the first version of which, Windows NT 3.1, was released on July 27, 1993.

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Windows NT 3.5

Windows NT 3.5 is a major release of the Windows NT operating system developed by Microsoft and oriented towards businesses.

See File Allocation Table and Windows NT 3.5

Windows NT 4.0

Windows NT 4.0 is a major release of the Windows NT operating system developed by Microsoft and oriented towards businesses.

See File Allocation Table and Windows NT 4.0

Windows shell

The Windows shell is the graphical user interface for the Microsoft Windows operating system. File Allocation Table and Windows shell are Windows components.

See File Allocation Table and Windows shell

Windows Vista

Windows Vista is a major release of the Windows NT operating system developed by Microsoft.

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Windows XP

Windows XP is a major release of Microsoft's Windows NT operating system.

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Workaround

A workaround is a bypass of a recognized problem or limitation in a system or policy.

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Working directory

In computing, the working directory of a process is a directory of a hierarchical file system, if any, dynamically associated with the process.

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Workplace Shell

The Workplace Shell (WPS) is an object-oriented desktop shell (also called desktop environment) produced by IBM's Boca Raton development lab for OS/2 2.0.

See File Allocation Table and Workplace Shell

X68000

The is a home computer created by Sharp Corporation.

See File Allocation Table and X68000

X86 assembly language

x86 assembly language is the name for the family of assembly languages which provide some level of backward compatibility with CPUs back to the Intel 8008 microprocessor, which was launched in April 1972.

See File Allocation Table and X86 assembly language

Xbox (console)

The Xbox is a home video game console manufactured by Microsoft that is the first installment in the Xbox series of video game consoles.

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Xbox 360

The Xbox 360 is a home video game console developed by Microsoft.

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Xerox

Xerox Holdings Corporation is an American corporation that sells print and digital document products and services in more than 160 countries.

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.DS Store

In the macOS operating system,.DS_Store is a file that stores custom attributes of its containing folder, such as folder view options, icon positions, and other visual information.

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32-bit computing

In computer architecture, 32-bit computing refers to computer systems with a processor, memory, and other major system components that operate on data in 32-bit units.

See File Allocation Table and 32-bit computing

32-bit file access

32-bit file access refers to the higher performance, protected mode disk caching method introduced in Windows for Workgroups 3.11, which replaced SmartDrive (Smartdrv).

See File Allocation Table and 32-bit file access

4690 Operating System

4690 Operating System (sometimes shortened to 4690 OS or 4690) is a specially designed point of sale (POS) operating system, originally sold by IBM.

See File Allocation Table and 4690 Operating System

4OS2

4OS2 is the OS/2 analogue of 4NT and 4DOS by JP Software, Inc.

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8-bit computing

In computer architecture, 8-bit integers or other data units are those that are 8 bits wide (1 octet).

See File Allocation Table and 8-bit computing

8.3 filename

An 8.3 filename (also called a short filename or SFN) is one that obeys the filename convention used by old versions of DOS and versions of Microsoft Windows prior to Windows 95 and Windows NT 3.5. File Allocation Table and 8.3 filename are DOS technology.

See File Allocation Table and 8.3 filename

86-DOS

86-DOS (known internally as QDOS, for Quick and Dirty Operating System) is a discontinued operating system developed and marketed by Seattle Computer Products (SCP) for its Intel 8086-based computer kit.

See File Allocation Table and 86-DOS

References

[1] https://en.wikipedia.org/wiki/File_Allocation_Table

Also known as 10-bit FAT, 10-bit FAT cluster, 10-bit File Allocation Table, 12-bit FAT, 12-bit File Allocation Table, 16-bit FAT, 16-bit File Allocation Table, 28-bit FAT, 28-bit File Allocation Table, 32-bit FAT, 32-bit File Allocation Table, 8-bit FAT, 8-bit FAT cluster, 8-bit File Allocation Table, BIGDOS, BigFAT, BigFAT (file system), DOS 3.31 Large File System, DOS file system, DOS filesystem, EA DATA. SF, ECMA 107, ECMA-107, FASTFAT, FASTFAT.SYS, FAT (10 bits), FAT (10-bit), FAT (12 bits), FAT (12-bit), FAT (16 bits), FAT (16-bit), FAT (28 bits), FAT (28-bit), FAT (32 bits), FAT (32-bit), FAT (8 bits), FAT (8-bit), FAT (filesystem), FAT 12, FAT 16, FAT 32, FAT LFN, FAT LFN support, FAT extended attributes, FAT extended file attributes, FAT file system, FAT filesystem, FAT long file name, FAT long file name support, FAT long filename, FAT long filename support, FAT partition, FAT patent, FAT structure, FAT volume, FAT+, FAT-12, FAT-16, FAT-32, FAT12, FAT12 file system, FAT12 filesystem, FAT12 partition, FAT12 volume, FAT16, FAT16 file system, FAT16 filesystem, FAT16 partition, FAT16 volume, FAT16+, FAT16B, FAT16B file system, FAT16B filesystem, FAT16B partition, FAT16B volume, FAT16X, FAT16X file system, FAT16X filesystem, FAT16X partition, FAT16X volume, FAT32, FAT32 file system, FAT32 filesystem, FAT32 partition, FAT32 volume, FAT32+, FAT32B, FAT32B+, FAT32X, FAT32X file system, FAT32X filesystem, FAT32X partition, FAT32X volume, FAT8, FATPLUS, FATX, FATX16, FATX32, File Allocation Table (variants), File Allocation Table historical evolution, File Allocation Tables, File allocation table (file system), ISO 9293, ISO/IEC 9293, Logical sectored FAT, Logical sectoring, Microsoft FAT Patent, Microsoft FAT Patents, PCFS, VFAT, VFAT patent, Virtual FAT, Virtual File Allocation Table, XFAT, XTAF.

, ExFAT, Extended boot record, Extended file attributes, FAT filesystem and Linux, Fdisk, File Allocation Table, File attribute, File Control Block, File system, Filename, Finder (software), Flash drive, Flash memory, FlexOS, Floppy disk, Floppy disk variants, Fork (file system), Forward compatibility, Fragmentation (computing), Gigabyte, Graphical user interface, Hard disk drive, HFS Plus, Hidden file and hidden directory, High Performance File System, IBM, IBM PC DOS, IBM Personal Computer, IBM Personal Computer AT, IBM Personal Computer XT, InfoWorld, Installable File System, Intel 8080, Intel 8086, International Electrotechnical Commission, International Organization for Standardization, Internet Archive, Java (programming language), Joint Computer Conference, Kanji, Kilobyte, Large-file support, Leading Edge Products, Lifeboat Associates, Linked list, Linux, Linux.conf.au, List of file systems, Logical block addressing, Long filename, MacOS, Magneto-optical drive, Marc McDonald, Master boot record, Megabyte, Memory card, Memory Stick, Microsoft, Microsoft BASIC, Microsoft basic data partition, Microsoft Developer Network, Microsoft Knowledge Base, Microsoft Press, Microsoft ScanDisk, Microsoft TechNet, Microsoft Windows, Motorola, MS-DOS, Multiuser DOS, NCR Voyix, NEC, Nero AG, Nero Burning ROM, NetWare, NetWare File System, Novell, NTFS, Operating system, OS/2, Partition type, Patent infringement, PC Exchange, PDP-10, Personal digital assistant, Peter Norton, Portable media player, PowerQuest, PowerShell, Real mode, Resource fork, Reverse engineering, Rexx, Root directory, S-100 bus, SANS Institute, SD card, Seattle Computer Products, Shift JIS, Signedness, Solid-state storage, Sperry Corporation, Stac Electronics, Stephen Manes, Sysinternals, Tandy Corporation, Tim Paterson, Time formatting and storage bugs, TomTom, Transaction-Safe FAT File System, UEFI, Unicode in Microsoft Windows, Unisys, United States International Trade Commission, United States Patent and Trademark Office, USB flash drive, User experience, UTF-16, Video game console, Virtual file system, Volume (computing), Volume boot record, VxD, Wayback Machine, Windows 2000, Windows 3.1, Windows 95, Windows 98, Windows 9x, Windows code page, Windows Embedded CE 6.0, Windows Me, Windows NT, Windows NT 3.5, Windows NT 4.0, Windows shell, Windows Vista, Windows XP, Workaround, Working directory, Workplace Shell, X68000, X86 assembly language, Xbox (console), Xbox 360, Xerox, .DS Store, 32-bit computing, 32-bit file access, 4690 Operating System, 4OS2, 8-bit computing, 8.3 filename, 86-DOS.

File Allocation Table, the Glossary

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