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1、12人机界面.系统测试（12man-machineinterface.Systemtesting）Designof7.lmanmachineinterfaceHuman-computerinteraction,alsocalledhuman-computerinteraction,referstotheoperationoftheprogram,inordertocontrolorverifythepurpose,throughthecomputerscreendisplay,sothatpeopleandthecomputerdialogue(Interactive)operations.O
2、ntheWindowsplatform,theinterfaceofthisdialoguehasthreemainforms,namely,menumode,toolbarmode,dialogboxmode.Thedrop-downmenuisgenerallyusedasthemainmenuoftheapplicationsystem.Theprocessofcreatingamenucanbedividedintofivesteps:planninganddesigning,creating,determiningtasks,generatingandrunningtests.7.2
3、inputinterfacedesignDesigninputinterfacetofacilitateusers,soefficient,intuitive,accurate,simpleandcomfortable.Theinformationinputincludestwoparts:datacollectionanddataentry,collectionistoidentifyandobtainnewdataprocess;sourcedataisinputintothecomputercanidentifytheprocessinginformation,andstoredinex
4、ternalmemoryintheprocess.Methodsandprinciplesfor7.2.1informationinput1.methodofinputtinginformationItcanbedividedintotwotypes:batchprocessingandonlineprocessing.Batchprocessing:first,thedataiscollectedintoafile,andthenthedatainthedatafileisinputintothemanagementinformationsystemoncethetestisqualifie
5、dorthecomputerisidle.Onlineprocessing:themethodofdirectlycollectingthedataintothemanagementinformationsysteminrealtime.2.principlesofinformationinput(1)sourceinput.(2)unifiedinput.(3)dataisconcise.(4)userinterfaceisfriendly.3.checkinputdataDataverificationmainlyusesartificialstaticcheckandcomputerdy
6、namicverificationintwoways.(L)staticcheckingistheuseofmanualvisualinspectionoferrors.Thismethodisnotefficient,therateofdetectionvariesfrompersontoperson,generallynotmorethan80%.(2)repeatedcheck.Forthesamesetofdata,repeatedinputbydifferentpersons;andthencheckingconsistencybycomputercomparisoniscalled
7、repeatedcheck.Repeatcheckcanreducetheerrorratetobelow0.l%.(3)boundschecking.Therangeofdataisdeterminedbeforehand,andthecomputersystemcheckswhetherthedataisoutofbounds.(4)logicalcheck.Verifythelogicalr
