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Programing language

  1. 1. Unit 32 AO2Describe professional programming languages and toolsElectronic chips andcomponents.Possessorsmotherboarddisk drivehard drivefansSoftware consists ofsequences ofinstructions calledprograms that can beunderstood by hardwareComputer programs =sequence of instructions! ComputerHardware ! ! softwareHardware1st Generation4th Generation3rd Generation2ed Generationlow level- Can beread bythecomputerfastestHigh -levelMachine code (1,0,0,1,0,0,0,1,1,1)Generation of programming languageAssembly codeProblem-oriented languageDeclartive programinglanguageC = systemssolution softwarePHP = server sidescriptingC++Java
  2. 2. Programming language tableHow computers grade codeAbstractsource codeMachine codeLiteralFast processslow processMachine codeAssembly code3ed4th genLanguage translatorAssemblerComplierinterpreterTranslates programs written in source code intoexecutable interactions understood by thecomputer in its own objects codeTranslates an assembly code into machine codeTranslates an entire program written in a highlevel source code into object code in one go(+) no translation on run time(-) Long programs may(+)possible to test sections(-) slows down processorsAnalyses and translates individual lines of codeat on time
  • laksdeluca

    Aug. 22, 2020
  • IndianaJhone

    Sep. 13, 2016

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