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Oracle 1Z0-147 Exam Syllabus Topics:

Oracle9i program with pl/sql Sample Questions:

Question 1

You are about to change the arguments of the CALC_TEAM_AVG function.
Which dictionary view can you query to determine the names of the procedures and functions that
invoke the CALC_TEAM_AVG function?

A. USER_REFERENCES
B. USER_SOURCE
C. USER_DEPENDENCIES
D. USER_PROC_DEPENDS

Question 2

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

Question 3

Local procedure A calls remote procedure B.
Procedure B was compiled at 8 A.M.
Procedure A was modified and recompiled at 9 A.M. Remote procedure B was later modified and recompiled at 11 A.M.
The dependency mode is set to TIMESTAMP.
What happens when procedure A is invoked at 1 P.M?

A. There is no affect on procedure A and it runs successfully.
B. Procedure B is invalidated and recompiles when invoked.
C. Procedure A is invalidated and recompiles for the second time it is invoked.
D. Procedure A is invalidated and recompiles for the first time it is invoked.

Question 4

Examine this code:
CREATE OR REPLACE PACKAGE bonus
IS
g_max_bonus NUMBER := .99;
FUNCTION calc_bonus (p_emp_id NUMBER)
RETURN NUMBER;
FUNCTION calc_salary (p_emp_id NUMBER)
RETURN NUMBER;
END;
/
CREATE OR REPLACE PACKAGE BODY bonus
IS v_salary employees.salary%TYPE; v_bonus employees.commission_pct%TYPE; FUNCTION calc_bonus (p_emp_id NUMBER) RETURN NUMBER IS BEGIN SELECT salary, commission_pct INTO v_salary, v_bonus FROM employees WHERE employee_id = p_emp_id; RETURN v_bonus * v_salary; END calc_bonus FUNCTION calc_salary (p_emp_id NUMBER) RETURN NUMBER IS BEGIN SELECT salary, commission_pct INTO v_salary, v_bonus FROM employees WHERE employees RETURN v_bonus * v_salary + v_salary; END cacl_salary; END bonus; / Which statement is true?

A. You can call the BONUS.CALC_SALARY packaged function from an UPDATE command against the EMPLOYEES table.
B. You can call the BONUS.CALC_SALARY packaged function form a DELETE command against the EMPLOYEES table.
C. You can call the BONUS.CALC_SALARY packaged function from an INSERT command against the EMPLOYEES table.
D. You can call the BONUS.CALC_SALARY packaged function from a SELECT command against the EMPLOYEES table.

Question 5

Which two program declarations are correct for a stored program unit? (Choose two)

A. CREATE OR REPLACE PROCEDURE tax_amt
(p_id NUMBER)
RETURN NUMBER
B. CREATE OR REPLACE PROCEDURE tax_amt
(p_id NUMBER, p_amount OUT NUMBER)
C. CREATE OR REPLACE PROCEDURE tax_amt
(p_id NUMBER, p_amount OUT NUMBER(10, 2))
D. CREATE OR REPLACE FUNCTION tax_amt
(p_id NUMBER)
RETURN NUMBER
E. CREATE OR REPLACE FUNCTION tax_amt
(p_id NUMBER)
RETURN NUMBER(10,2)

Solutions: