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About this full version Software

full version Software Computer software, or simply software, also known as computer programs, is the non-tangible component of computers. It represents the set of programs that govern the operation of a computer system and make the hardware run. Computer software contrasts with computer hardware, which is the physical component of computers. Computer hardware and software require each other and neither can be realistically used without the other. Computer software includes all computer programs regardless of their architecture; for example, executable files, libraries and scripts are computer software. Yet, it shares their mutual properties: software consists of clearly defined instructions that upon execution, instructs hardware to perform the tasks for which it is designed. Software is stored in computer memory and cannot be touched, just as a 3D model shown in an illustration cannot be touched.[1] At the lowest level, executable code consists of machine language instructions specific to an individual processor typically a central processing unit (CPU). A machine language consists of groups of binary values signifying processor instructions that change the state of the computer from its preceding state. For example, an instruction may change the value stored in a particular storage location inside the computer an effect that is not directly observable to the user. An instruction may also (indirectly) cause something to appear on a display of the computer system a state change which should be visible to the user. The processor carries out the instructions in the order they are provided, unless it is instructed to "jump" to a different instruction, or interrupted. Software is usually written in high-level programming languages that are easier and more efficient for humans to use (closer to natural language) than machine language.[2] High-level languages are compiled or interpreted into machine language object code. Software may also be written in a low-level assembly language, essentially, a vaguely mnemonic representation of a machine language using a natural language alphabet. Assembly language is converted into object code via an assembler. History Types of software List of software categories Computer software can be put into categories based on common function, type, or field of use. There are three broad classifications: Application software is the general designation of computer programs for performing user tasks. Application software may be general purpose (word processing, web browsers, ...) or have a specific purpose (accounting, truck scheduling, ...). Application software contrast with system software. System software is a generic term referring to the computer programs used to start and run computer systems and networks. Computer programming tools, such as compilers and linkers, are used to translate and combine computer program source code and libraries into executable RAMs (programs that will belong to one of the three said categories). Contents 1 Application software 2 System software 3 Development software 4 See also Application software 1 Free application software 2 Astrology software 3 Business software 4 Chemical engineering software 5 Software for children 6 Communication software 7 Computer-aided manufacturing software 8 Data management software 9 Desktop widgets 10 Editing software 11 Educational software 12 Entertainment software 13 Genealogy software 14 Government software 15 Graphics software 16 Industrial software 17 Knowledge representation software 18 Language software 19 Legal software 20 Library and information science software 21 Multimedia software 22 Music software 23 Personal information managers 24 Computer programming tools 25 Religious software 26 Science software 27 Simulation software 28 Spreadsheet software 29 Stagecraft software 30 Application software suites 31 Transport software 32 Digital typography 33 Video games 34 Video software 35 Word processors 36 Workflow software System software 1 System software 2 Free system software 3 Boot loaders 4 Compatibility layers 5 Device drivers 6 Firmware 7 Graphical user interfaces 8 Middleware 9 Operating systems 10 Utility software 11 Windowing system Development software 1 Computer programming tools 2 OS X programming tools 3 Bug and issue tracking software 4 Build automation 5 Code navigation tools 6 Code search engines 7 Compilers 8 Compiling tools 9 Computer-aided software engineering tools 10 Data modeling tools 11 Debuggers 12 Desktop database application development tools 13 Disassemblers 14 Discontinued development tools 15 Documentation generators 16 Text editors 17 EXE packers 18 Formal methods tools 19 Free computer programming tools 20 Integrated development environments 21 Java development tools 22 JavaScript programming tools 23 Linux programming tools 24 Software-localization tools 25 Microsoft development tools 26 Mobile software programming tools 27 Profilers 28 Programming language implementation 29 Programming tools for Windows 30 Revision control systems 31 RISC OS programming tools 32 Software testing tools 33 Static program analysis tools 34 UML tools 35 Unix programming tools 36 User interface builders 37 Web development software 38 Computer programming tool stubs (Content copy from) www.en.wikipedia.org

 
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