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Oracle 1Z0-147 Exam Syllabus Topics:

Oracle9i program with pl/sql Sample Questions:

1. Examine this code:
CREATE OR REPLACE PROCEDURE insert_dept
(p_location_id NUMBER)
IS
v_dept_id NUMBER(4);
BEGIN
INSERT INTO departments
VALUES (5, 'Education', 150, p_location_id);
SELECT department_id
INTO v_dept_id
FROM employees
WHERE employee_id=99999;
END insert_dept;
/
CREATE OR REPLACE PROCEDURE insert_location
( p_location_id NUMBER,
p_city VARCHAR2)
IS
BEGIN
INSERT INTO locations(location_id, city)
VALUES (p_location_id, p_city);
insert_dept(p_location_id);
END insert_location;
/
You just created the departments, the locations, and the employees table. You did not insert any
rows. Next you created both procedures.
You new invoke the insert_location procedure using the following command:
EXECUTE insert_location (19, 'San Francisco')
What is the result in thisEXECUTE command?

A) The departments table has one row.
The locations and the employees tables are empty.
B) The locations, departments, and employees tables are empty.
C) The location table has one row.
The departments and the employees tables are empty.
D) The locations table and the departments table both have one row. The employees table is empty.

2. What is true about stored procedures?

A) A stored procedure uses the DELCLARE keyword in the procedure specification to declare formal parameters.
B) A stored procedure uses the DECLARE keyword in the procedure body to declare formal parameters.
C) A stored procedure is named PL/SQL block with at least one parameter declaration in the procedure specification.
D) A stored procedure must have at least one executable statement in the procedure body.

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

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

4. Examine this code
CREATE OR REPLACE PROCEDURE load bfile (p_flle_loc IN VARCHAR2)
IS
V_file BFILE;
V_filename VARCHAR2 (16);
CURSOR emp_cursor IS
SELECT employee_id
FROM employees
WHERE Job_id = 'IT_PROG'
FOR UPDATE;
BEGIN
FOR emp_record IN emp_cursor LOOP
V_filename:= emp_record.employee_id || '.GIF';
V_file := BFILENAME(p_flle_loc, v_filename);
END LOOP;
END;
/
What does the BFILENAME function do?

A) It creates a directory object for use with the external BFILEs
B) It returns a BFILE locator that is associated with a physical LOB binary file on the server's file system
C) It checks for the existence of an external BFILE
D) It reads data from an external BFILE

5. 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_DEPENDENCIES
B) USER_REFERENCES
C) USER_PROC_DEPENDS
D) USER_SOURCE

Solutions: