資源描述:
《autolisp 英文資料》由會(huì)員上傳分享,免費(fèi)在線(xiàn)閱讀,更多相關(guān)內(nèi)容在行業(yè)資料-天天文庫(kù)。
1、AutoLISPtoVisualLISP:DesignSolutionsforAutoCADInstructor’sGuideChapterOneDefinitionsSyntax-Thewaycommandsarearrangedinsideacomputerprogram.SourceCode-IsanASCIItextfilecontainingaformalprogramminglanguage.Thesourcecodefilemustbecompiled,interpretedorassembledbeforeacomp
2、utercanuseit.Flowchart-incorporatestheuseofgraphicsymbolstodescribeasequenceofoperationsorevents.Theyareusedtodescribeeverythingfromtheprocessinvolvedinthetreatingofwastewatertothesequenceofoperationsforamicroprocessor.Pseudo-Code-Amorenaturalwayofpreparingthesourcecod
3、eforacomputerprogramiswithpseudo-code.Inthismethod,standardEnglishtermsareusedtodescribewhattheprogramisdoing.Thedescriptionsarearrangedinthelogicalorderthattheyappear.GUI-AGraphicalUserInterfaceallowstheusertointeractwithacomputerbyselectingiconsandpicturesthatreprese
4、ntprograms,commands,datafiles,andevenhardware.ProgrammingLanguage-Theactualcommandsusedtoconstructacomputerprogram.MachineLanguage–Aprogramthatiscodedsothatacomputercandirectlyusetheinstructioncontainwithintheprogramwithoutanyfurthertranslation.Hardware-isdefinedasthep
5、hysicalattributesofacomputer,forexample,themonitor,keyboard,centralprocessingunit.Software-isdefinedastheprogramsorelectronicinstructionsthatarenecessarytooperateacomputer.Binary-Anumbersystemthatconsistoftwonumbersoneandzero.Itisusedextensivelywithcomputersbecauseofit
6、seaseofimplementationusingdigitalelectronics.AnswerstoReviewQuestions2.Thisprocessallowstheprogrammertogatherthenecessaryinformationusedtoconstructtheapplication.Italsoallowstheprogramtostartlayingouttheactualprogrambeforethesourcecodeiscreated.Thusallowingtheprogramme
7、rtoensurethequalityandaccuracyaprogram.3.StatetheproblemListunknownvariablesListwhatisgivenCreatediagramsListallformulasListassumptionsPerformallnecessarycalculationsCheckanswer4.Flowchartsusegraphicsymbolstorepresentasequenceoroperationinacomputerprogram,whereaspseudo
8、codeusesstandardEnglishtermstodescribewhattheprogramisdoing.FlowChartPsuedo-CodeStartProgramPromptuserforInformationP