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Qustion No. 1
What is the correct definition of the persistent state of a packaged variable?
A. It is a private variable defined in a procedure or function within a package body whose
value is consistent within a user session.
B. It is a public variable in a package specification whose value is consistent within a user session.
C. It is a private variable in a package body whose value is consistent across all current active sessions.
D. It is a public variable in a package specification whose value is always consistent across all current active sessions.
Answer: B
Qustion No. 2
View the exhibit and examine the structure of the products table.
Examine the following code
Which statement is true when the procedure DELETE_DETAILS is invoked?
A. It executes successfully but no error messages get recorded in the DEBUG_OUTPUT table
B. It executes successfully and any error messages get recorded in the DEBUG_OUTPUT table.
C. It gives an error because PRAGMA AUTONOMOUS_TRANSACTION can be used only in packaged procedures.
D. It gives an error because procedures containing PRAGMA AUTONOMOUS_TRANSACTION cannot be called from the exception section.
Answer: A
Explanation: In this case, the debug output will only occur if there is an exception.
Qustion No. 3
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.
Which two statements are correct about the trigger to be created for the above requirement? (Choose two.)
A. It should be an after trigger.
B. It should be a before trigger.
C. It should be a row-level trigger.
D. It should be a statement-level trigger.
E. It can be a before or an after trigger.
Answer: A,C
Qustion No. 4
User SCOTT has been granted CREATE ANY TRIGGER AND ALTER ANY TABLE by the DBA. HR is an existing schema in the database.
SCOTT creates the following trigger:
CREATE OR REPLACE TRIGGER drop_trigger BEFORE DROP ON hr.SCHEMA
BEGIN
RAISE_APPLICATION_ERROR (-20000, ‘Cannot drop object');
END:
SCOTT does not grant the execute privilege on this trigger to any other users.
For which user(s) would this trigger fire by default when they drop an object in the hr schema?
A. Only HR
B. SCOTT and HR
C. Only SCOTT
D. SCOTT, HR, and SYS
Answer: A
Qustion No. 5
You create the following table and execute the following code:
Which statement is true about the outcome of the above code?
A. It executes successfully and all the rows are updated.
B. It gives an error but saves the inserted rows and the update to the first row.
C. It gives an error but saves the inserted rows; however, no rows are updated.
D. It gives an error and all the data manipulation language (DML) statements are rolled back
Answer: A
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