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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,sothatpeopleandthe
2、computerdialogue(Interactive)operations.OntheWindowsplatform,theinterfaceofthisdialoguehasthreemainforms,namely,menumode,toolbarmode,dialogboxmode.Thedrop-downmenuisgenerallyusedasthemainmenuoftheapplicationsystem.Theprocessofcreatingamenucanbedividedintofive
3、steps:planninganddesigning,creating,determiningtasks,generatingandrunningtests.7.2inputinterfacedesignDesigninputinterfacetofacilitateusers,soefficient,intuitive,accurate,simpleandcomfortable.Theinformationinputincludestwoparts:datacollectionanddataentry,coll
4、ectionistoidentifyandobtainnewdataprocess;sourcedataisinputintothecomputercanidentifytheprocessinginformation,andstoredinexternalmemoryintheprocess.Methodsandprinciplesfor7.2.1informationinput1.methodofinputtinginformationItcanbedividedintotwotypes:batchproce
5、ssingandonlineprocessing.Batchprocessing:first,thedataiscollectedintoafile,andthenthedatainthedatafileisinputintothemanagementinformationsystemoncethetestisqualifiedorthecomputerisidle.Onlineprocessing:themethodofdirectlycollectingthedataintothemanagementinfo
6、rmationsysteminrealtime.2.principlesofinformationinput(1)sourceinput.(2)unifiedinput.(3)dataisconcise.(4)userinterfaceisfriendly.3.checkinputdataDataverificationmainlyusesartificialstaticcheckandcomputerdynamicverificationintwoways.(L)staticcheckingistheuseof
7、manualvisualinspectionoferrors.Thismethodisnotefficient,therateofdetectionvariesfrompersontoperson,generallynotmorethan80%.(2)repeatedcheck.Forthesamesetofdata,repeatedinputbydifferentpersons;andthencheckingconsistencybycomputercomparisoniscalledrepeatedcheck
8、.Repeatcheckcanreducetheerrorratetobelow0.l%.(3)boundschecking.Therangeofdataisdeterminedbeforehand,andthecomputersystemcheckswhetherthedataisoutofbounds.(4)logicalcheck.Verifythelogicalr
