A.REUSE B.RECYCLE C.NO_CHANGE D.OCCURRENCEWhichvalueisv……

单项选择题WherecanyouaddyourownPL SQLcodeinrelation-handlingtriggers?（）

A.Before the "End default relation program section" comment. 
B.After the "Begin default relation program section" comment. 
C.Before the "Begin default relation program section" comment. 
D.It is not possible to modify the relation-handling code that Forms automatically creates for relations.

单项选择题Theaccountingmanagerwantsyoutocreateaformthatwhenqueriedwilldisplayacalculatedtotalofyear-to-dateactualexpendituresforthefoundcodeentered.Thevaluesneededtogeneratethissummarydataarestoredinmultipletables.WhichdatasourcetypecanyouassigntothedatablockforthisformwithouthavingtheDBAcreateadatabaseobject?（）

A.database table 
B.transactional trigger 
C.stored procedure 
D.FROM clause query 
E.client-side procedure

单项选择题YoucreatedacustommenufortheOrderEntryapplication.Theshippingadministratorhasrequestedanadditionalsubmenucontainingfouritemstoinvokevariousreports.Whichcommandtypemustyouusetoidentifytheparentmenuitemasasubmenu?（）

A.Menu 
B.Plus 
C.Macro
D.PL/SQL

单项选择题Whichbuilt-inallowsyoutoupdatethescreendisplaytoreflecttheinformationthatFormshasinitsinternalrepresentationofthescreen?（）

A.SYNCHRONIZE 
B.UPDATE_FORM 
C.SYNCHRONIZE_FORM 
D.GET_MEMORY_DISPLAY 
E.SET_MEMORY_DISPLAY

单项选择题Howcanyoumodifytheapplicationtoreturnmoremeaningfulerrormessagestotheuser?（）

A.Create a custom messages table. Include the necessary error handling code in the form modules to display the meaningful custom message instead of the ORA- error message. 
B.Provide users with a form in the application to query the ORA- error, that will return a custom message to replace the ORA- message. 
C.Eliminate constraints where possible, thereby limiting the number of error messages returned. 
D.Create a procedure to include the RETRIEVE_MESSAGE built-in that automatically translates common server errors into meaningful messages for use in Forms.