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

2. All users currently have the INSERT privilege on the PLAYER table. You only want your users to insert into this table using the ADD_PLAYTER procedure. Which two actions must you take? (Choose two)

A) GRANT SELECT ON ADD_PLAYER TO PUBLIC;
B) REVOKE INSERT ON PLAYER FROM PUBLIC;
C) GRANT INSERT ON PLAYER TO PUBLIC;
D) GRANT EXECUTE,INSERT ON ADD_PLAYER TO PUBLIC;
E) GRANT EXECUTE ON ADD_PLAYER TO PUBLIC;

3. Examine this code:
CREATE OR REPLACE PROCEDURE audit_emp
(p_id IN emp_empno%TYPE)
IS
v_id NUMBER;
PROCEDURE log_exec
IS
BEGIN
INSERT INTO log_table (user_id, log_delete)
VALUES (USER, SYSDATE);
END log_exec;
v_name VARCHAR2(20);
BEGIN
DELETE FROM emp
WHERE empno = p_id;
log_exec;
SELECT ename, empno
INTO v_name, v_id
FROM emp
WHERE empno = p_id;
END audit_emp;
Why does this code cause an error when compiled?

A) An insert statement is not allowed in a subprogram declaration.
B) The LOG_EXEC procedure should be invoked as EXECUTE log_exec with the AUDIT_EMP procedure.
C) Procedure LOG_EXEC should be declared before any identifiers.
D) Variable v_name should be declared before declaring the LOG_EXEC procedure.

4. Which two statements are true about LOBs? (Choose two.)

A) The Oracle9i server performs implicit conversions between BLOBs and NUMBER data types
B) BFILES are stored in the database
C) All LOBs have read and write access
D) The Oracle9i server performs implicit conversions between CLOBs and VARCHAR2 data types
E) NCLOB represents a multi-byte character object

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

Solutions: