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READ Free Dumps For Oracle- 1z0-146





Question ID 2737

View the Exhibit and examine the structure of the EMPLOYEES table.
 
 
Examine the following PL/SQL block:
DECLARE
TYPE EmpList
IS VARRAY(2) OF employees.employee_id%TYPE NOT NULL;
v_employees EmpList := EmpList();
BEGIN
DBMS_OUTPUT.PUT_LINE(v_employees.COUNT);
v_employees.EXTEND;
v_employees(1) := 30;
END;
/
Which statement is true about the outcome on executing the above PL/SQL block?

Option A

A.    It executes successfully and displays the value 2.
 

Option B

B.    It executes successfully and displays the value 0.
 

Option C

C.    It generates an error because EXTEND cannot be used for varrays.
 

Option D

D.    It generates an error because the declaration of the varray is not valid.
 

Correct Answer B
Explanation


Question ID 2738

View the Exhibit and examine the procedure to create a trigger name based on the table name supplied to the procedure.
 
 
Which three statements are appropriate for protecting the code in the procedure from SQL injection? (Choose three.)

Option A

A.    Explicitly validate the identifier length limit.
 

Option B

B.    Add AUTHID DEFINER to the definition of the procedure.
 

Option C

C.    Use PRAGMA RESTRICT_REFERENCES in the procedure.
 

Option D

D.    Filter out control characters in user-supplied identifier names.
 

Option E

E.    Use the object ID of the table from the data dictionary to build the trigger name.

 

Correct Answer A,D,E
Explanation

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