which one of the following best describes the use of hidden column formula?（）

单项选择题hansisdesigningthereviewsapplication.theapplicationwillincludetwoforms:reviewandresponse,intheview,theresponsedocumentsdonotappearunderthereviewdocumentsfromwhichtheywerecreated,whatcouldbecausingthistohappen.（）

A.inheritance in the review form was disabled 
B.shared values were enabled on both forms  
C.shared field values and field definitions were enabled 
D.show response documents in a hierarchy was not enabled

单项选择题whichoneofthefollowingtypesofactionscanbeusedonunopeneddoc?（）

A. form action 
B. view action 
C. hotspot action 
D. db action

单项选择题johnhascreatedadatabaselibrary,librariansareresponsibleforaddingnewinformationtothedblibrary.whichoneofthefollowingminimumlevelofaccesshecangrantthelibrariansofthedblibrary?（）

A. reader
B. author
C. manager
D. designer

单项选择题lisaiswritingaformulatodeterminethenumberofelementsinalist.shewantstoensurethatavalueisreturned,evenifthevalueherfunctionisevaluatingturnsouttobeanullstring.whichoneofthefollowingcanshesotoaccomplishthis?（）

A.use a defaule formula of 1 
B.use @elements and add 1 to the total 
C.use the @count function instead of @elements 
D.use @texttotime to ensure that all strings arte converted to date-time values 

单项选择题whenrobertcreatedaresponseform.hesetthe formulasinheritvaluesfromselecteddocument optionontheformproperties,thefieldnameonthereviewformisthesameasthefieldnameontheinheritingform,howevertheformdoesnotinheritanydata,why?（）

A.he failed to specify the form type  
B.the inheriting form is not a response form  
C.he specified the same field names on both forms 
D.he failed to provide inheritance formulas for each field