95 relations: Acronym, Addressing mode, Alpha 21064, Arithmetic logic unit, Žilina, Banská Bystrica, Benchmark (computing), Berkeley Software Distribution, Bit slicing, BRL-CAD, Carnegie Mellon University, Carry flag, Central processing unit, Charon (software), Complex instruction set computer, Computer, CVAX, Czechoslovakia, DEC Alpha, DECstation, DECsystem, Digital Equipment Corporation, Direct memory access, East Germany, Emitter-coupled logic, Fault tolerance, Gate array, Gordon Bell, Hallmark Cards, History of the Berkeley Software Distribution, Hungary, IBM System/360, Instruction set architecture, Instructions per second, Linux, Macrocell array, Mainframe computer, Memory management unit, Microcode, Microprocessor, MicroVAX, MicroVAX 78032, MIPS architecture, MOSFET, Negative flag, NetBSD, NVAX, OpenBSD, OpenVMS, Operating system, ..., Orthogonal instruction set, Overflow flag, Paging, PDP-11, Polynomial, POSIX, Prime Computer, Programmed Data Processor, Q-Bus, Queue (abstract data type), Reduced instruction set computer, Reverse engineering, Rigel (microprocessor), Robotron K 1820, Russian language, SIMH, Slovakia, Soviet Union, Status register, Superminicomputer, Transistor–transistor logic, Ultrix, United Kingdom, V-11, VAX 4000, VAX 6000, VAX 7000/10000, VAX 8000, VAX 9000, VAX-11, VAXELN, VAXft, VAXserver, VAXstation, VEB Robotron, Very-large-scale integration, Virtual memory, VMScluster, Workstation, X/Open, Xinu, Zero flag, 16-bit, 32-bit, 64-bit computing. Expand index (45 more) »
Acronym
An acronym is a word or name formed as an abbreviation from the initial components in a phrase or a word, usually individual letters (as in NATO or laser) and sometimes syllables (as in Benelux).
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Addressing mode
Addressing modes are an aspect of the instruction set architecture in most central processing unit (CPU) designs.
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Alpha 21064
The Alpha 21064 is a microprocessor developed and fabricated by Digital Equipment Corporation that implemented the Alpha (introduced as the Alpha AXP) instruction set architecture (ISA).
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Arithmetic logic unit
An arithmetic logic unit (ALU) is a combinational digital electronic circuit that performs arithmetic and bitwise operations on integer binary numbers.
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Žilina
Žilina (Sillein, or; Zsolna; Żylina, names in other languages) is a city in north-western Slovakia, around from the capital Bratislava, close to both the Czech and Polish borders.
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Banská Bystrica
Banská Bystrica (also known by other alternative names) is a city in central Slovakia located on the Hron River in a long and wide valley encircled by the mountain chains of the Low Tatras, the Veľká Fatra, and the Kremnica Mountains.
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Benchmark (computing)
In computing, a benchmark is the act of running a computer program, a set of programs, or other operations, in order to assess the relative performance of an object, normally by running a number of standard tests and trials against it.
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Berkeley Software Distribution
Berkeley Software Distribution (BSD) was a Unix operating system derivative developed and distributed by the Computer Systems Research Group (CSRG) of the University of California, Berkeley, from 1977 to 1995.
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Bit slicing
Bit slicing is a technique for constructing a processor from modules of processors of smaller bit width, for the purpose of increasing the word length; in theory to make an arbitrary n-bit CPU.
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BRL-CAD
BRL-CAD is a constructive solid geometry (CSG) solid modeling computer-aided design (CAD) system.
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Carnegie Mellon University
Carnegie Mellon University (commonly known as CMU) is a private research university in Pittsburgh, Pennsylvania.
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Carry flag
In computer processors the carry flag (usually indicated as the C flag) is a single bit in a system status (flag) register used to indicate when an arithmetic carry or borrow has been generated out of the most significant ALU bit position.
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Central processing unit
A central processing unit (CPU) is the electronic circuitry within a computer that carries out the instructions of a computer program by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions.
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Charon (software)
Charon is the brand name of a group of software products able to emulate several CPU architectures.
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Complex instruction set computer
A complex instruction set computer (CISC) is a computer in which single instructions can execute several low-level operations (such as a load from memory, an arithmetic operation, and a memory store) or are capable of multi-step operations or addressing modes within single instructions.
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Computer
A computer is a device that can be instructed to carry out sequences of arithmetic or logical operations automatically via computer programming.
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CVAX
The CVAX is a microprocessor chip set developed and fabricated by Digital Equipment Corporation (DEC) that implemented the VAX instruction set architecture (ISA).
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Czechoslovakia
Czechoslovakia, or Czecho-Slovakia (Czech and Československo, Česko-Slovensko), was a sovereign state in Central Europe that existed from October 1918, when it declared its independence from the Austro-Hungarian Empire, until its peaceful dissolution into the:Czech Republic and:Slovakia on 1 January 1993.
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DEC Alpha
Alpha, originally known as Alpha AXP, is a 64-bit reduced instruction set computing (RISC) instruction set architecture (ISA) developed by Digital Equipment Corporation (DEC), designed to replace their 32-bit VAX complex instruction set computer (CISC) ISA.
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DECstation
The DECstation was a brand of computers used by DEC, and refers to three distinct lines of computer systems—the first released in 1978 as a word processing system, and the latter (more widely known) two both released in 1989.
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DECsystem
DECsystem was a line of server computers from Digital Equipment Corporation.
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Digital Equipment Corporation
Digital Equipment Corporation, also known as DEC and using the trademark Digital, was a major American company in the computer industry from the 1950s to the 1990s.
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Direct memory access
Direct memory access (DMA) is a feature of computer systems that allows certain hardware subsystems to access main system memory (Random-access memory), independent of the central processing unit (CPU).
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East Germany
East Germany, officially the German Democratic Republic (GDR; Deutsche Demokratische Republik, DDR), existed from 1949 to 1990 and covers the period when the eastern portion of Germany existed as a state that was part of the Eastern Bloc during the Cold War period.
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Emitter-coupled logic
In electronics, emitter-coupled logic (ECL) is a high-speed integrated circuit bipolar transistor logic family.
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Fault tolerance
Fault tolerance is the property that enables a system to continue operating properly in the event of the failure (or one or more faults within) some of its components.
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Gate array
A gate array is an approach to the design and manufacture of application-specific integrated circuits (ASICs) using a prefabricated chip with components that are later interconnected into logic devices (e.g. NAND gates, flip-flops,etc.) according to a custom order by adding metal interconnect layers in the factory.
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Gordon Bell
C.
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Hallmark Cards
Hallmark Cards, Inc. is a private, family-owned U.S. company based in Kansas City, Missouri.
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History of the Berkeley Software Distribution
The History of the Berkeley Software Distribution begins in the 1970s.
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Hungary
Hungary (Magyarország) is a country in Central Europe that covers an area of in the Carpathian Basin, bordered by Slovakia to the north, Ukraine to the northeast, Austria to the northwest, Romania to the east, Serbia to the south, Croatia to the southwest, and Slovenia to the west.
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IBM System/360
The IBM System/360 (S/360) is a family of mainframe computer systems that was announced by IBM on April 7, 1964, and delivered between 1965 and 1978.
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Instruction set architecture
An instruction set architecture (ISA) is an abstract model of a computer.
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Instructions per second
Instructions per second (IPS) is a measure of a computer's processor speed.
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Linux
Linux is a family of free and open-source software operating systems built around the Linux kernel.
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Macrocell array
Programmable logic devices, such as programmable array logic and complex programmable logic devices, typically have a macrocell on every output pin.
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Mainframe computer
Mainframe computers (colloquially referred to as "big iron") are computers used primarily by large organizations for critical applications; bulk data processing, such as census, industry and consumer statistics, enterprise resource planning; and transaction processing.
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Memory management unit
A memory management unit (MMU), sometimes called paged memory management unit (PMMU), is a computer hardware unit having all memory references passed through itself, primarily performing the translation of virtual memory addresses to physical addresses.
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Microcode
Microcode is a computer hardware technique that imposes an interpreter between the CPU hardware and the programmer-visible instruction set architecture of the computer.
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Microprocessor
A microprocessor is a computer processor that incorporates the functions of a central processing unit on a single integrated circuit (IC), or at most a few integrated circuits.
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MicroVAX
The MicroVAX was a family of low-cost minicomputers developed and manufactured by Digital Equipment Corporation (DEC).
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MicroVAX 78032
The MicroVAX 78032 (otherwise known as the DC333) is a microprocessor developed and fabricated by Digital Equipment Corporation (DEC) that implemented a subset of the VAX instruction set architecture (ISA).
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MIPS architecture
MIPS (an acronym for Microprocessor without Interlocked Pipeline Stages) is a reduced instruction set computer (RISC) instruction set architecture (ISA)Price, Charles (September 1995).
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MOSFET
MOSFET showing gate (G), body (B), source (S) and drain (D) terminals. The gate is separated from the body by an insulating layer (white). surface-mount packages. Operating as switches, each of these components can sustain a blocking voltage of 120nbspvolts in the ''off'' state, and can conduct a continuous current of 30 amperes in the ''on'' state, dissipating up to about 100 watts and controlling a load of over 2000 watts. A matchstick is pictured for scale. A cross-section through an nMOSFET when the gate voltage ''V''GS is below the threshold for making a conductive channel; there is little or no conduction between the terminals drain and source; the switch is off. When the gate is more positive, it attracts electrons, inducing an ''n''-type conductive channel in the substrate below the oxide, which allows electrons to flow between the ''n''-doped terminals; the switch is on. Simulation result for formation of inversion channel (electron density) and attainment of threshold voltage (IV) in a nanowire MOSFET. Note that the threshold voltage for this device lies around 0.45 V The metal-oxide-semiconductor field-effect transistor (MOSFET, MOS-FET, or MOS FET) is a type of field-effect transistor (FET), most commonly fabricated by the controlled oxidation of silicon.
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Negative flag
In a computer processor the negative flag or sign flag is a single bit in a system status (flag) register used to indicate whether the result of the last mathematical operation resulted in a value in which the most significant bit was set.
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NetBSD
NetBSD is a free and open source Unix-like operating system that descends from Berkeley Software Distribution (BSD), a Research Unix derivative developed at the University of California, Berkeley.
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NVAX
The NVAX is a microprocessor developed and fabricated by Digital Equipment Corporation (DEC) that implemented the VAX instruction set architecture (ISA).
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OpenBSD
OpenBSD is a free and open-source Unix-like computer operating system descended from Berkeley Software Distribution (BSD), a Research Unix derivative developed at the University of California, Berkeley.
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OpenVMS
OpenVMS is a closed-source, proprietary computer operating system for use in general-purpose computing.
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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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Orthogonal instruction set
In computer engineering, an orthogonal instruction set is an instruction set architecture where all instruction types can use all addressing modes.
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Overflow flag
In computer processors, the overflow flag (sometime called V flag) is usually a single bit in a system status register used to indicate when an arithmetic overflow has occurred in an operation, indicating that the signed two's-complement result would not fit in the number of bits used for the operation (the ALU width).
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Paging
In computer operating systems, paging is a memory management scheme by which a computer stores and retrieves data from secondary storage for use in main memory.
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PDP-11
The PDP-11 is a series of 16-bit minicomputers sold by Digital Equipment Corporation (DEC) from 1970 into the 1990s, one of a succession of products in the PDP series.
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Polynomial
In mathematics, a polynomial is an expression consisting of variables (also called indeterminates) and coefficients, that involves only the operations of addition, subtraction, multiplication, and non-negative integer exponents of variables.
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POSIX
The Portable Operating System Interface (POSIX) is a family of standards specified by the IEEE Computer Society for maintaining compatibility between operating systems.
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Prime Computer
Prime Computer, Inc. was a Natick, Massachusetts-based producer of minicomputers from 1972 until 1992.
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Programmed Data Processor
Programmed Data Processor (PDP), referred to by some customers, media and authors as "Programmable Data Processor, is a term used by the Digital Equipment Corporation from 1957 to 1990 for several lines of minicomputers.
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Q-Bus
The Q-bus (also known as the LSI-11 Bus) is one of several bus technologies used with PDP and MicroVAX computer systems previously manufactured by the Digital Equipment Corporation of Maynard, Massachusetts.
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Queue (abstract data type)
In computer science, a queue is a particular kind of abstract data type or collection in which the entities in the collection are kept in order and the principal (or only) operations on the collection are the addition of entities to the rear terminal position, known as enqueue, and removal of entities from the front terminal position, known as dequeue.
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Reduced instruction set computer
A reduced instruction set computer, or RISC (pronounced 'risk'), is one whose instruction set architecture (ISA) allows it to have fewer cycles per instruction (CPI) than a complex instruction set computer (CISC).
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Reverse engineering
Reverse engineering, also called back engineering, is the process by which a man-made object is deconstructed to reveal its designs, architecture, or to extract knowledge from the object; similar to scientific research, the only difference being that scientific research is about a natural phenomenon.
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Rigel (microprocessor)
Rigel was a microprocessor chip set developed and fabricated by Digital Equipment Corporation (DEC) that implemented the VAX instruction set architecture (ISA).
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Robotron K 1820
The K 1820 was a workstation developed in East Germany.
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Russian language
Russian (rússkiy yazýk) is an East Slavic language, which is official in Russia, Belarus, Kazakhstan and Kyrgyzstan, as well as being widely spoken throughout Eastern Europe, the Baltic states, the Caucasus and Central Asia.
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SIMH
SIMH is a highly portable, multi-system emulator which runs on Windows, Linux, Mac OS X, FreeBSD, OpenBSD, NetBSD and OpenVMS.
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Slovakia
Slovakia (Slovensko), officially the Slovak Republic (Slovenská republika), is a landlocked country in Central Europe.
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Soviet Union
The Soviet Union, officially the Union of Soviet Socialist Republics (USSR) was a socialist state in Eurasia that existed from 1922 to 1991.
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Status register
A status register, flag register, or condition code register (CCR) is a collection of status flag bits for a processor.
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Superminicomputer
A superminicomputer, or supermini, was “a minicomputer with high performance compared to ordinary minicomputers.” The term was an invention used from the mid-1970s mainly to distinguish the emerging 32-bit minis from the classical 16-bit minicomputers.
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Transistor–transistor logic
Transistor–transistor logic (TTL) is a logic family built from bipolar junction transistors.
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Ultrix
Ultrix (officially all-caps ULTRIX) is the brand name of Digital Equipment Corporation's (DEC) discontinued native Unix operating systems for the PDP-11, VAX and DECstations.
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United Kingdom
The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain,Usage is mixed with some organisations, including the and preferring to use Britain as shorthand for Great Britain is a sovereign country in western Europe.
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V-11
The V-11, code-named "Scorpio", is a miniprocessor chip set implementation of the VAX instruction set architecture (ISA) developed and fabricated by Digital Equipment Corporation (DEC).
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VAX 4000
The VAX 4000 was a family of low-end minicomputers developed and manufactured by Digital Equipment Corporation (DEC) using microprocessors implementing the VAX instruction set architecture (ISA).
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VAX 6000
The VAX 6000 was a family of minicomputers developed and manufactured by Digital Equipment Corporation (DEC) using processors implementing the VAX instruction set architecture (ISA).
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VAX 7000/10000
The VAX 7000 and VAX 10000 were a series of high-end multiprocessor minicomputers developed and manufactured by Digital Equipment Corporation (DEC), introduced in July 1992.
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VAX 8000
The VAX 8000 is a discontinued family of minicomputers developed and manufactured by Digital Equipment Corporation (DEC) using processors implementing the VAX instruction set architecture (ISA).
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VAX 9000
The VAX 9000, code named Aridus or Aquarius, was a family of supercomputer and mainframe computers developed and manufactured by Digital Equipment Corporation (DEC) using processors implementing the VAX instruction set architecture (ISA).
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VAX-11
The VAX-11 is a discontinued family of minicomputers developed and manufactured by Digital Equipment Corporation (DEC) using processors implementing the VAX instruction set architecture (ISA).
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VAXELN
VAXELN is a discontinued real-time operating system for the VAX family of computers produced by the Digital Equipment Corporation (DEC) of Maynard, Massachusetts.
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VAXft
The VAXft was a family of fault-tolerant minicomputers developed and manufactured by Digital Equipment Corporation (DEC) using processors implementing the VAX instruction set architecture (ISA).
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VAXserver
The VAXserver was a family of minicomputers developed and manufactured by Digital Equipment Corporation (DEC) using processors implementing the VAX instruction set architecture (ISA).
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VAXstation
The VAXstation was a family of workstation computers developed and manufactured by Digital Equipment Corporation (DEC) using processors implementing the VAX instruction set architecture (ISA).
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VEB Robotron
VEB Kombinat Robotron was the biggest East German electronics manufacturer.
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Very-large-scale integration
Very-large-scale integration (VLSI) is the process of creating an integrated circuit (IC) by combining hundreds of thousands of transistors or devices into a single chip.
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Virtual memory
In computing, virtual memory (also virtual storage) is a memory management technique that provides an "idealized abstraction of the storage resources that are actually available on a given machine" which "creates the illusion to users of a very large (main) memory." The computer's operating system, using a combination of hardware and software, maps memory addresses used by a program, called virtual addresses, into physical addresses in computer memory.
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VMScluster
A VMScluster is a computer cluster involving a group of computers running the OpenVMS operating system.
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Workstation
A workstation is a special computer designed for technical or scientific applications.
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X/Open
X/Open Company, Ltd., originally the Open Group for Unix Systems, was a consortium founded by several European UNIX systems manufacturers in 1984 to identify and promote open standards in the field of information technology.
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Xinu
Xinu Is Not Unix (Xinu, a recursive acronym), is an operating system for embedded systems, originally developed by Douglas Comer for educational use at Purdue University in the 1980s.
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Zero flag
The zero flag is a single bit flag that is a central feature on most conventional CPU architectures (including x86, ARM, PDP-11, 68000, 6502, and numerous others).
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16-bit
16-bit microcomputers are computers in which 16-bit microprocessors were the norm.
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32-bit
32-bit microcomputers are computers in which 32-bit microprocessors are the norm.
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64-bit computing
In computer architecture, 64-bit computing is the use of processors that have datapath widths, integer size, and memory address widths of 64 bits (eight octets).
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References
[1] https://en.wikipedia.org/wiki/VAX