Table of Contents
72 relations: Addison-Wesley, Apricot Computers, Assembly language, Backward compatibility, BIOS, Boot sector, Booting, Bootloader, Caldera (company), Call stack, Chain loading, COM file, COMMAND.COM, Computer History Museum, CONFIG.SYS, Copy (command), CP/M, Cylinder-head-sector, Design of the FAT file system, Device driver, Digital Research, Digital Systems, Disk compression, DOS, DR-DOS, Dr. Dobb's Journal, Fat binary, Fdisk, File Allocation Table, File attribute, Fold (higher-order function), Format (command), Gary Kildall, Hardware abstraction, IBM, IBM PC–compatible, IBMBIO.COM, IBMDOS.COM, IMDOS, IMS Associates, Inc., IMSAI 8080, Intel 8086, Intel 8088, IO.SYS, Lawrence Livermore National Laboratory, List of DOS system files, Logical block addressing, Machine code, Microprocessor Report, Microsoft, ... Expand index (22 more) »
- DOS files
Addison-Wesley
Addison–Wesley is an American publisher of textbooks and computer literature.
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Apricot Computers
Apricot Computers was a British electronic company that produced desktop personal computers in the mid-1980s.
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Assembly language
In computer programming, assembly language (alternatively assembler language or symbolic machine code), often referred to simply as assembly and commonly abbreviated as ASM or asm, is any low-level programming language with a very strong correspondence between the instructions in the language and the architecture's machine code instructions.
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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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BIOS
In computing, BIOS (Basic Input/Output System, also known as the System BIOS, ROM BIOS, BIOS ROM or PC BIOS) is firmware used to provide runtime services for operating systems and programs and to perform hardware initialization during the booting process (power-on startup).
Boot sector
A boot sector is the sector of a persistent data storage device (e.g., hard disk, floppy disk, optical disc, etc.) which contains machine code to be loaded into random-access memory (RAM) and then executed by a computer system's built-in firmware (e.g., the BIOS).
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Booting
In computing, booting is the process of starting a computer as initiated via hardware such as a button on the computer or by a software command.
Bootloader
A bootloader, also spelled as boot loader or called bootstrap loader, is a computer program that is responsible for booting a computer.
Caldera (company)
Caldera, Inc.
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Call stack
In computer science, a call stack is a stack data structure that stores information about the active subroutines of a computer program.
Chain loading
Chain loading is a method used by computer programs to replace the currently executing program with a new program, using a common data area to pass information from the current program to the new program.
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COM file
A COM file is a type of simple executable file. IBMBIO.COM and COM file are DOS files.
COMMAND.COM
COMMAND.COM is the default command-line interpreter for MS-DOS, Windows 95, Windows 98 and Windows Me. IBMBIO.COM and COMMAND.COM are DOS files.
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Computer History Museum
The Computer History Museum (CHM) is a museum of computer history, located in Mountain View, California.
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CONFIG.SYS
CONFIG.SYS is the primary configuration file for the DOS and OS/2 operating systems.
Copy (command)
In computing, copy is a command in various operating 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.
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.
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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.
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Device driver
In the context of an operating system, a device driver is a computer program that operates or controls a particular type of device that is attached to a computer or automaton.
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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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Digital Systems
Digital Systems Inc., Seattle, USA, between 1966 and 1979 an accounting service and technology development company founded by John Q. Torode.
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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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DOS
DOS is a family of disk-based operating systems for IBM PC compatible computers.
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.
Dr. Dobb's Journal
Dr.
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Fat binary
A fat binary (or multiarchitecture binary) is a computer executable program or library which has been expanded (or "fattened") with code native to multiple instruction sets which can consequently be run on multiple processor types.
Fdisk
fdisk is a command-line utility for disk partitioning.
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.
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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.
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Fold (higher-order function)
In functional programming, fold (also termed reduce, accumulate, aggregate, compress, or inject) refers to a family of higher-order functions that analyze a recursive data structure and through use of a given combining operation, recombine the results of recursively processing its constituent parts, building up a return value.
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Format (command)
In computing, format is a command-line utility that carries out disk formatting.
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Gary Kildall
Gary Arlen Kildall (May 19, 1942 – July 11, 1994) was an American computer scientist and microcomputer entrepreneur.
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Hardware abstraction
Hardware abstractions are sets of routines in software that provide programs with access to hardware resources through programming interfaces.
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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.
IBM PC–compatible
IBM PC–compatible computers are technically similar to the original IBM PC, XT, and AT, all from computer giant IBM, that are able to use the same software and expansion cards.
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IBMBIO.COM
IBMBIO.COM is a system file in many DOS operating systems. IBMBIO.COM and IBMBIO.COM are DOS files.
IBMDOS.COM
IBMDOS.COM is the filename of the DOS kernel. IBMBIO.COM and IBMDOS.COM are DOS files.
IMDOS
IMDOS was a modified version of the CP/M operating system for Intel 8080 processors, used by IMS Associates, Inc. (IMS) for their IMSAI 8080 personal computer.
IMS Associates, Inc.
IMS Associates, Inc., or IMSAI, was a microcomputer company, responsible for one of the earliest successes in personal computing, the IMSAI 8080.
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IMSAI 8080
The IMSAI 8080 is an early microcomputer released in late 1975, based on the Intel 8080 (and later 8085) and S-100 bus.
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.
Intel 8088
The Intel 8088 ("eighty-eighty-eight", also called iAPX 88) microprocessor is a variant of the Intel 8086.
IO.SYS
is an essential part of MS-DOS and Windows 9x. IBMBIO.COM and IO.SYS are DOS files.
Lawrence Livermore National Laboratory
Lawrence Livermore National Laboratory (LLNL) is a federally funded research and development center in Livermore, California, United States.
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List of DOS system files
MS-DOS / PC DOS and some related disk operating systems use the files mentioned here. IBMBIO.COM and List of DOS system files are DOS files.
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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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Machine code
In computer programming, machine code is computer code consisting of machine language instructions, which are used to control a computer's central processing unit (CPU).
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Microprocessor Report
Microprocessor Report is a newsletter covering the microprocessor industry.
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Microsoft
Microsoft Corporation is an American multinational corporation and technology company headquartered in Redmond, Washington.
Microsoft Press
Microsoft Press is the publishing arm of Microsoft, usually releasing books dealing with various current Microsoft technologies.
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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.
Multi-booting
Multi-booting is the act of installing multiple operating systems on a single computer, and being able to choose which one to boot.
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Novell
Novell, Inc. was an American software and services company headquartered in Provo, Utah, that existed from 1980 until 2014.
Omron
, styled as OMRON, is a Japanese electronics company based in Kyoto, Japan. Omron was established by in 1933 (as the Tateisi Electric Manufacturing Company) and incorporated in 1948. The company originated in an area of Kyoto called ""(ja), from which the name "Omron" was derived.
Opcode
In computing, an opcode (abbreviated from operation code, also known as instruction machine code, instruction code, instruction syllable, instruction parcel or opstring) is the portion of a machine language instruction that specifies the operation to be performed.
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.
Packet switching
In telecommunications, packet switching is a method of grouping data into short messages in fixed format, i.e. packets, that are transmitted over a digital network.
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PCMag
PC Magazine (shortened as PCMag) is an American computer magazine published by Ziff Davis.
PL/M
The PL/M programming language (an acronym of Programming Language for Microcomputers) is a high-level language conceived and developed by Gary Kildall in 1973 for Hank Smith at Intel for its microprocessors.
Program optimization
In computer science, program optimization, code optimization, or software optimization is the process of modifying a software system to make some aspect of it work more efficiently or use fewer resources.
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Relocation (computing)
Relocation is the process of assigning load addresses for position-dependent code and data of a program and adjusting the code and data to reflect the assigned addresses.
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Remote Initial Program Load
Remote Initial Program Load (RIPL or RPL) is a protocol for starting a computer and loading its operating system from a server via a network.
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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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Self-modifying code
In computer science, self-modifying code (SMC or SMoC) is code that alters its own instructions while it is executing – usually to reduce the instruction path length and improve performance or simply to reduce otherwise repetitively similar code, thus simplifying maintenance.
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Serial port
A serial port is a serial communication interface through which information transfers in or out sequentially one bit at a time.
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Side effect (computer science)
In computer science, an operation, function or expression is said to have a side effect if it has any observable effect other than its primary effect of reading the value of its arguments and returning a value to the invoker of the operation.
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SYS (command)
In computing, sys is a command used in many operating system command-line shells and also in Microsoft BASIC.
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System console
One meaning of system console, computer console, root console, operator's console, or simply console is the text entry and display device for system administration messages, particularly those from the BIOS or boot loader, the kernel, from the init system and from the system logger.
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System file
A system file in computers is a critical computer file without which a computer system may not operate correctly.
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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.
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William Millard (businessman)
William "Bill" Millard (born 1932) is the founder of IMS Associates, makers of the IMSAI series of computers and the electronics retailer ComputerLand.
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See also
DOS files
- .exe
- ANSI.SYS
- AUTOEXEC.BAT
- COM file
- COMMAND.COM
- DONKEY.BAS
- HIMEM.SYS
- IBMBIO.COM
- IBMDOS.COM
- IO.SYS
- LOGO.SYS
- List of DOS system files
- MSDOS.SYS
- WIN.COM
References
Also known as BIOS (Caldera), BIOS (DOS), BIOS (Novell), DELLBIO.BIN, DOS BIOS, DOS-BIOS, DR DOS BIOS, DR-DOS BIOS, DRBIOS.SYS, Disk BIOS, Disk-BIOS, IBMBIO.DOS, IBMBIO.SYS, OS2BIO.COM, PC DOS BIOS, RAM BIOS, RAM-BIOS.