A.The instead or triggers must be created to add or modify data through any view.

B.The check option for views Is not enforced when Insertions or updates to the view are performed by using the instead of trigger.

C.The instead of triggers can be written only for views, and the before and after timing options are not valid.

D.Delete operations cannot be performed using the instead of triggers.

A.They are fired only when the owner of the object Issues the DDL statement.

B.They can be used to track changes only to a table or Index.

C.They can be used to track changes to a table, table space, view, or synonym.

D.They can be defined by all users in the database or only by a specific user.

A.It gives an error in line 3.

B.It gives an error in line 4.

C.It gives an error in line 6.

D.It executes successfully and displays the output.

A.because the WORD_LIST parameter in out mode cannot be of a record data type

B.because the WORD_LIST variable is not visible in procedure wording

C.because the lexicon variable is not visible in procedure ADD_ENTRY

D.because the lexicon variable is not initialized in procedure wording

A.All the exceptions in the code are trapped by the exception handler.

B.All the "no data found" errors in the code are trapped by the exception handler.

C.The PL/SQL program does not execute because an exception is not declared in the declare section.

D.An exception handler in the code traps the "no data found" error after executing the handler code and the program flow returns to the next line of code.