单项选择题

You write a procedure that will be called from two level triggers and a database trigger. Where should you store this code? （）

A.On the Oracle server.
B.Locally in each form module.
C.In an attached PL/SQL library
D.On your file network server.

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单项选择题

IntheCOURSE_ENROLLMENTformmodule,youdefineamaster-detailrelationbetweentheCOURSES_OFFEREDdatablockandtheSTUDENTdatablock,respectively.Toimplementblockcoordination,whichstatementmustbetrue?（）

A. The Enforce Primary Key property on the STUDENT block is set to Yes.
B. The Alias property on the COURSES_OFFERED block is set to Student.
C. The Copy Value from item property on the foreign key item in the STUDENT blocks is set to the primary key item of the COURSES_OFFERED block.
D. The Synchronize with item property on the foreign key item in the STUDENT block is set to the primary key item of the COURSES_OFFERED block.

单项选择题

WhichdatatypeisreturnedbytheFIND_MENU_ITEMbuilt-infunction?（）

A.number
B.Boolean
C.menuitem
D.VARCHAR2