Oracle 1Z0-147 Exam : Oracle9i program with pl/sql

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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) Boolean variables
D) arguments

2. Examine this procedure:
CREATE OR REPLACE PROCEDURE ADD_PLAYER
(V_ID IN NUMBER, V_LAST_NAME VARCHAR2)
IS
BEGIN
INSERT INTO PLAYER (ID,LAST_NAME)
VALUES (V_ID, V_LAST_NAME);
COMMIT;
END;
This procedure must invoke the APD_BAT_STAT procedure and pass a parameter.
Which statement, when added to the above procedure will successfully invoke the
UPD_BAT_STAT procedure?

A) START UPD_BAT_STAT(V_ID);
B) EXECUTE UPD_BAT_STAT(V_ID);
C) RUN UPD_BAT_STAT(V_ID);
D) UPD_BAT_STAT(V_ID);

3. Which code successfully calculates tax?

A) CREATE OR REPLACE FUNCTION calctax (p_no NUMBER)
RETURN NUMBER IS
v_sal NUMBER;
BEGIN
SELECT sal INTO v_sal
FROM emp
WHERE empno = p_no;
RETURN (v_sal * 0.05);
END;
B) CREATE OR REPLACE PROCEDURE calctax (p_no IN NUMBER)
RETURN tax IS
v_sal NUMBER;
tax Number;
BEGIN
SELECT sal INTO v_sal
FROM emp
WHERE empno = p_no;
tax := v_sal * 0.05;
END;
C) CREATE OR REPLACE FUNCTION calctax (p_no NUMBER) IS
v_sal NUMBER;
tax NUMBER;
BEGIN
SELECT sal INTO v_sal
FROM emp
WHERE empno = p_no;
tax := v_sal * 0.05;
RETURN (tax);
END;
D) CREATE OR REPLACE FUNCTION calctax (p_no NUMBER)
RETURN NUMBER IS
v_sal NUMBER;
tax NUMBER;
BEGIN SELECT sal INTO v_sal FROM emp WHERE empno = p_no; tax := v_sal * 0.05; END

4. Examine this code CREATE OR REPLACE FUNCTION change_dept (p_old_id NUMBER, p_deptname VARCHAR2) RETURN NUMBER IS V_new_id NUMBER; BEGIN SELECT departments_seq.nextval INTO v_new_id FROM dual; UPDATE departments SET departmenet_id = v_new_id, Department_name = p_deptname WHERE department_id = p_old_id; Return v_new_id; END; /
There are no foreign key integrity constraints on the EMPLOYEES and DEPARTMENTS tables. Which statement performs a successful update to the EMPLOYEES table?

A) UPDATE departments
SET department_id = change_dept(10, 'Finance')
Where department_id = 10;
B) UPDATE departments
change_dept(270, 'Outsource')
Where department_name = 'payroll';
C) UPDATE employees
SET department_id = change_dept(10, 'Finance')
Where department_id = DEPARTMENTS:CURRVAL;
D) UPDATE employees
SET department_id = change_dept(10, 'Finance')
Where department_id = 10;

5. Which two does the INSTEAD OF clause in a trigger identify? (Choose two)

A) The statement level or for each row association to the trigger.
B) The event associated with the trigger.
C) The view associated with the trigger.
D) The table associated with the trigger.
E) The package associated with the trigger.

Solutions: