单项选择题
The accounting manager wants you to create a form that when queried will display a calculated total of year-to-date actual expenditures for the found code entered. The values needed to generate this summary data are stored in multiple tables. Which data source type can you assign to the data block for this form without having the DBA create a database object?（）
A.database table
B.transactional trigger
C.stored procedure
D.FROM clause query
E.client-side procedure
相关考题
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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.
