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

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Oracle9i program with pl/sql Sample Questions:

1. Which two statements about functions are true? (Choose two.)

A) A function must have a return statement in its body to execute successfully
B) Client-side functions can be used in SOL statements
C) A stored function that is called from a SOL statement can return a value of any PL/SOL variable data type
D) A stored function increases efficiency of queries by performing functions on the server rather than in the application
E) From SOL*Plus, a function can be executed by giving the command EXECUTE functionname;

2. What happens during the execute phase with dynamic SQL for INSERT, UPDATE, and DELETE operations?

A) The area of memory established to process the SQL statement is released.
B) The SQL statement is run and the number of rows processed is returned.
C) An area of memory is established to process the SQL statement.
D) The rows are selected and ordered.
E) The validity of the SQL statement is established.

3. When creating stored procedures and functions, which construct allows you to transfer values to and from the calling environment?

A) Substitution variables
B) Boolean variables
C) local variables
D) arguments

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

5. 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) GRANT EXECUTE,INSERT ON ADD_PLAYER TO PUBLIC;
C) GRANT INSERT ON PLAYER TO PUBLIC;
D) REVOKE INSERT ON PLAYER FROM PUBLIC;
E) GRANT EXECUTE ON ADD_PLAYER TO PUBLIC;

Solutions: