Zusammenfassung der Ressource
Frage 1
Frage
View the exhibit and examine the structure of the products table.
Antworten
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It executes successfully but no error messages get recorded in the DEBUG_OUTPUT table
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It executes successfully and any error messages get recorded in the DEBUG_OUTPUT table.
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It gives an error because PRAGMA AUTONOMOUS_TRANSACTION can be used only in
packaged procedures.
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It gives an error because procedures containing PRAGMA AUTONOMOUS_TRANSACTION
cannot be called from the exception section.
Frage 2
Frage
View Exhibit 1 and examine the structure of the employees table.
Antworten
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It executes successfully.
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It gives an error because the SAL variable isnot visible in the increase function.
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It gives an error because the increase function cannot be called from the RAISE_SALARY procedure.
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It gives an error because the increase function and the RAISE_SALARY procedure should be
declared at the beginningof the declare section before all the other declarations.
Frage 3
Frage
Examine the following block of code:
Antworten
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line 5
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line 8
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line 2
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line 7
Frage 4
Frage
Which two statements are true about the instead of triggers? (Choose two.)
Antworten
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Delete operations cannot be performed using the instead of triggers.
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The instead or triggers must be created to add or modify datathrough any view.
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The instead of triggers can be written only for views, and the before and after timing options are
not valid.
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The check option for views is not enforced when Insertions or updates to the view are performed
by using the instead of triggers.
Frage 5
Frage
View the Exhibit and examine the structure of the departments table in SCOTT’s schema.
Antworten
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JONES executes the procedure with definer's rights.
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JONES executes the procedure with invoker's rights.
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SCOTT should grant only the execute privilege for the procedure to JONES.
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SCOTT should grant both the BXKCOTE privilege for the procedure and insert privilege for the
table to
Frage 6
Frage
Identify two features of obfuscation.
Antworten
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The Import and Export utilitiesaccept wrapped files.
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SQL' Plus cannot process the obfuscated source files.
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Only the wrap utility can obfuscate multiple programs at a time.
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Both the DBMS_DDL package and the Wrap utility can obfuscate multiple programs at a time.
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The sourcecode is visible only through the DBA_SOURCE view and not through the
USER_SOURCE or ALL_SOURCE View
Frage 7
Frage
You want to create a trigger that fires whenever rows are deleted from the customer table and that displays the number of rows remaining in the table.
Antworten
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It should be an after trigger.
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It should be a before trigger.
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It should be a row-level trigger.
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It should be astatement-level trigger.
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It can be a before or an after trigger.
Frage 8
Frage
ORDER_TOTAL is a column in the orders table with the data type and size as number (8, 2)
Examine the following code:
Antworten
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It givesan error in line 3.
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It gives an error in line 4.
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It gives an error in line 6.
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It executes successfully and displays the output.
Frage 9
Frage
View the Exhibit and examine the blocks of code that you plan to execute.
Antworten
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All the blocks execute successfully and the anonymous block displays123cant: 4545cnt: 45.
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All the blocks execute successfully and the anonymous block displays123cut: 045cart: 1.
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The anonymous block gives an error because the function invocation in line 2 is not valid.
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The procedure creation gives an error because the function invocation in line 1 is not valid.
Frage 10
Frage
Which two statements correctly differentiate functions and procedures?
Antworten
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A function can be called only as part of a SQL statement, whereas a procedure can be called only
as a PL/SQL statement.
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A function must return a value to the calling environment, whereas a procedure can return zero or
more values to its calling environment.
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A function can be called as part of a SQL statement or PL/SQL expression, whereas a procedure
can be called only as a PL/SQL statement.
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A function may return one or more valuesto the calling environment, whereas a procedure must
return a single value to its calling environment.