Oracle 1Z0-147 test insides dumps : Oracle9i program with pl/sql

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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 add_dept
( p_name departments.department_name%TYPE DEFAULT 'unknown',
p_loc departments.location_id%TYPE DEFAULT 1700)
IS
BEGIN
INSERT INTO departments(department_id, department_name,
loclation_id)
VALUES(dept_seq.NEXTVAL,p_name, p_loc);
END add_dept;
/
You created the add_dept procedure above, and you now invoke the procedure in SQL *Plus.
Which four are valid invocations? (Choose four)

A) EXECUTE add_dept('2500', p_loc =>2500)
B) EXECUTE add_dept(p_loc=>2500)
C) EXECUTE add_dept('Education', 2500)
D) EXECUTE add_dept(p_name=>'Education', 2500)
E) EXECUTE add_dept(p_loc=>2500, p_name=>'Education')

2. When using a PL/SQL stored package, how is a side effect defined?

A) changes only to database tables
B) changes only to packaged public variables defined in a package body
C) changes to database tables or packaged public variables defined in a package body
D) changes only to packaged public variables defined in a package specification
E) changes to database tables or packaged variables defined in a package specification

3. Examine this code:
CREATE OR REPLACE PROCEDURE audit_action (p_who VARCHAR2) AS BEGIN INSERT INTO audit(schema_user) VALUES(p_who); END audit_action; /
CREATE OR REPLACE TRIGGER watch_it AFTER LOGON ON DATABASE CALL audit_action(ora_login_user) / What does this trigger do?

A) The trigger invoked the procedure audit_action each time a user logs on to his/her schema and adds the username to the audit table.
B) The trigger invokes the procedure audit_action each time a user logs on to the database and adds the username to the audit table.
C) The trigger records an audit trail when a user makes changes to the database.
D) The trigger marks the user as logged on to the database before an audit statement is issued.

4. Which two describe a stored procedure? (Choose two)

A) The executable section of a stored procedure contains statements that assigns values, control execution, and return values to the calling environment.
B) A stored procedure is typically written in SQL.
C) A stored procedure is a type of PL/SQL subprogram that performs an action.
D) A stored procedure is a named PL/SQL block that can accept parameters.
E) A stored procedure has three parts: the specification, the body, and the exception handler part.

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

Solutions: