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Oracle 1Z0-147 Exam Syllabus Topics:

Oracle9i program with pl/sql Sample Questions:

1. When creating stored procedures and functions, which construct allows you to transfer values to and from the calling environment?

A) local variables
B) Substitution variables
C) arguments
D) Boolean variables

2. You want to create a PL/SQL block of code that calculates discounts on customer orders. -This code will be invoked from several places, but only within the program unit ORDERTOTAL. What is the most appropriate location to store the code that calculates the discounts?

A) A block of code in the body of the program unit ORDERTOTAL.
B) A standalone procedure on the client machine.
C) A block of code in a PL/SQL library.
D) A local subprogram defined within the program unit ORDERTOTAL.
E) A stored procedure on the server.

3. Which command must you issue to allow users to access the UPD_TEAM_STAT trigger on the TEAM table?

A) GRANT SELECT,INSERT,UPDATE,DELETE ON UPD_TEAM_STAT TO PUBLIC;
B) GRANT EXECUTE ON TEAM TO PUBLIC
C) GRANT SELECT, EXECUTE ON TEAM, UPD_TEAM_STAT TO PUBLIC;
D) GRANT SELECT,INSERT,UPDATE,DELETE ON TEAM TO PUBLIC;

4. Which four triggering events can cause a trigger to fire? (Choose four)

A) A user executes a JOIN statement that uses four or more tables.
B) A specific error or any errors occurs.
C) A user executes a CREATE or an ALTER table statement.
D) A database is shut down or started up.
E) A specific user or any user logs on or off.
F) A user executes a SELECT statement with an ORDER BY clause.

5. Examine this code:
CREATE OR REPLACE PROCEDURE set_bonus
(p_cutoff IN VARCHAR2 DEFAULT 'WEEKLY'
p_employee_id IN employees_employee_id%TYPE
p_salary IN employees_salary%TYPE,
p_bonus_percent IN OUT NUMBER DEFAULT 1.5,
p_margin OUT NUMBER DEFAULT 2,
p_bonus_value OUT NUMBER)
IS
BEGIN UPDATE emp_bonus SET bonus_amount =(p_salary * p_bonus_percent)/p_margin WHERE employee_id = p_employee_id; END set_bonus; /
You execute the CREATE PROCEDURE statement above and notice that it fails. What are two reasons why it fails? (Choose two)

A) The format parameter p_bonus_value is declared but is not used anywhere.
B) The declaration of the format parameter p_margin cannot have a DEFAULT clause.
C) The declaration of the format parameter p_bonus_percent cannot have a DEFAULT clause.
D) The syntax of the UPDATE statement is incorrect.
E) You cannot update a table using a stored procedure.
F) The formal parameter p_cutoff cannot have a DEFAULT clause.

Solutions: