Oracle 1Z0-147

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Oracle 1Z0-147 Exam Syllabus Topics:

Oracle9i program with pl/sql Sample Questions:

Question #1
You want to create procedures, functions and packages Which privilege do you need?

A. EXECUTE CODE object privilege
B. CREATE ANY CODE object privilege
C. CREATE PACKAGE system privilege
D. CREATE FUNCTION, CREATE PROCEDURE, CREATE PACKAGE system privileges
E. CREATE PROCEDURE system privilege

Question #2
Which three are true regarding error propagation? (Choose three)

A. An exception cannot propagate across remote procedure calls.
B. An exception raised inside a declaration immediately propagates to the current block.
C. An exception raised inside an exception handler immediately propagates to the enclosing block.
D. The use of the RAISE; statement in an exception handler reraises the current exception.

Question #3
You need to disable all triggers on the EMPLOYEES table.Which command accomplishes this?

A. None of these commands; you cannot disable multiple triggers on a table in one command.
B. ALTER TRIGGERS ON TABLE employees DISABLE;
C. ALTER employees DISABLE ALL TRIGGERS;
D. ALTER TABLE employees DISABLE ALL TRIGGERS;

Question #4
Examine this code:
CREATE OR REPLACE STORED FUNCTION get_sal
(p_raise_amt NUMBER, p_employee_id employees.employee_id%TYPE)
RETURN NUMBER
IS
v_salary NUMBER;
v_raise NUMBER(8,2);
BEGIN
SELECT salary
INTO v_salary
FROM employees
WHERE employee_id = p_employee_id;
v_raise := p_raise_amt * v_salary;
RETURN v_raise;
END;
Which statement is true?

A. This statement creates a stored procedure named get_sal.
B. This statement creates a stored function named get_sal.
C. This statement returns a raise amount based on an employee id.
D. This statement creates a stored function named get_sal with a status of invalid.
E. This statement fails.

Question #5
You have the following table:
CREATE TABLE Emp_log ( Emp_id NUMBER Log_date DATE, New_salary NUMBER, Action VARCHAR(20));
You have the following data in the EMPLOYEES table:
EMPLOYEE_ID LAST_NAME SALARY DEPARTMENT_ID
100 King 24000 90 101 Kochhar 17000 90 102 De Haan 17000 90 103 Hunold 9000 60 104 Ernst 6000 60 105 Austin 4800 60 106 Pataballa 4800 60 107 Lorentz 4200 60 108 Greenberg 12000 100 201 Hartstein 13000 20 202 Fay 6000 20
You create this trigger:
CREATE OR REPLACE TRIGGER Log_salary_increase AFTER UPDATE ON employees FOR EACH ROW WHEN (:new.Salary > 1000) BEGIN INSERT INTO Emp_log (Emp_id, Log_date, New_Salary, Action) VALUES (new.Employee_id, SYSDATE, :new.SALary, 'NEW SAL'); END /
Then, you enter the following SQL statement:
UPDATE Employee SET Salary = Salary + 1000.0 Where Department_id = 20M
What are the result in the EMP_LOG table?
A EMP_ID LOG_DATE NEW_SALARY ACTION
201 24-SEP-02 13000 NEW SAL 202 24-SEP-02 600 NEW SAL

A. No rows are inserted.
B. EMP_ID LOG_DATE NEW_SALARY ACTION
201 24-SEP-02 NEW SAL 202 24-SEP-02 NEW SAL
C. EMP_ID LOG_DATE NEW_SALARY ACTION
201 24-SEP-02 14000 NEW SAL 202 24-SEP-02 7000 NEW SAL

Solutions: