onlinetestORonlineexam要求代码流程图(HTMLJAVASCRIPT)

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1、1.要求2.代码3.流程图4.图片1.要求Secondcoursework–AwebsiteforonlineexamCourseworkRequirements:EstablishanonlineexamwebsiteusingknowledgeofJavaScriptandXHTMLlearnedinourcourse.Thedetailedfunctionalrequirementsarelistedasfollows:1.Aquestionlibraryforexamisneeded,whichshouldcontainatleast20questionsandcorr

2、ectanswers(aquestioncanhaveseveralcorrectanswers).2.Anexamshouldbegeneratedwithfivequestionsandcorrespondingchoiceswithanswers.Thesequestionsandcorrespondingchoicesarerandomlyselectedorgeneratedfromthequestionlibrary.3.Beforestartingtheexam,peoplecansetthescorethreshold,whichdeterminesthe“pa

3、ss”or“fail”oftheexam.Suchthresholdcannotbechangedafterstartingtheexam.4.Theexamislimitedwithin2minutes.Twobuttonsareneedtocontroltheexam–“Start”and“Submit”.Whenpeoplepress“Start”,itmeanstheexambegins.When“Submit”ispressed,thescorecanbecalculatedautomatically.1.Ifpeoplepassorfailtheexamwithin

4、abovetimeframe,acorrespondingmessageisdeliveredtopeople.Theexamisoverwithstatisticalreportanddetailedanalysisreport,see7.2.IfpeoplepasstheexamovertimewithscoreA,are-examcanbetakenwiththesametimeframeandsamescorethreshold(The“Start”buttonshouldbechangedto“Re-start”buttonaccordingly).Theregula

5、tionforthere-examissameasfortheexam,see4.However,onlyoneopportunityisprovidedtotakesuchre-exam.Ifpeoplepassthere-examwithscoreB,thefinalscoreisgeneratedbyfollowingequation:Scoreisusedtodeterminethefinalstatusofthewholeexam:passorfail.Theexamisoverwithstatisticalreportanddetailedanalysisrepor

6、t,see7.3.Twokindsofexamreportsneedtobegeneratedforthewholeexam(includingre-examactivities).Oneisfocusingonthestatisticalanalysis,whiletheothershouldgivethedetailedanalysisreportforeachquestionandcorrespondinganswer.Additionalrequirementsforthecoursework:°Language:English°Namingyourvariablesa

7、ndfunctionswithmeaningfulidentification.°Flowchartsusedforrequirementanalysisshouldbegeneratedanddeliveredtogetherwiththeonlinequizwebsite.Courseworkgradingrule:KeypointScoreFunctionalrequirements60Questionlibrary10Questiongeneration10Examcontrol10