Which three objects are components of a menu module?（）

单项选择题Whichbuilt-indoyouusetodeterminewhichtimerinformmodulehasexpired?（）

A.FIND_TIMER 
B.GET_TIMER_PROPERTY
C.GET_APPLICATION_PROPERTY 
D.GET_CUSTOM_ITEM_EVENT_PROPERTY

单项选择题Whichbuilt-inreturnsaBOOLEANvaluethatindicatedwhetheranobjectsinternalIDisavailable?（）

A.GET_ID 
B.ID_NULL 
C.ID_FIND 
D.FIND_ID

多项选择题Whichtwobuilt-inswouldyouusetoremovetheHOUR_ALARMtimerusingthetimer_idparameter?（）

A.FIND_TIMER 
B.CREATE_TIMER 
C.SET_TIMER 
D.DELETE_TIMER 
E.GET_APPLICATION_PROPERTY

单项选择题WhichtechniqueretrievestheerrornumberwhenexplicitDMLfails?（）

A.SQLCODE in an On-Error trigger. 
B.SQLCODE in an exception handler. 
C.DBMS_ERROR_CODE in an On-Error trigger. 
D.DBMS_ERROR_CODE in an exception handler. 

单项选择题YoucreateadatablockbasedonarelationaltablecontainingaREFcolumn.YouselecttheREFcolumnforyourformmodule.WhatistrueabouttheitemsbasedontheREFcolumnattributes?（）

A.The Query Only property is set to Yes. 
B.The Conceal Data property is set to Yes. 
C.The Insert Allowed property is set to Yes. 
D.The Update Allowed property is set to Yes.