QUESTION 24 A CALL statement inside the trigger body enables you to call ______.
(A) A package.
(B) A stored function.
(C) A stored procedure.
(D) Another database trigger.

You want to create a PL/SQL block of code that calculates discounts on customer orders. -This code will be invoked from several places, but only within the program unit ORDERTOTAL. What is the most appropriate location to store the code that calculates the discounts? long (A) A stored procedure on the server. (B) A block of code in a PL/SQL library. (C) A standalone procedure on the client machine. (D) A block of code in the body of the program unit ORDERTOTAL. (E) A local subprogram defined within the program unit ORDERTOTAL.

QUESTION 21 Which type of argument passes a value from a procedure to the calling environment? (A) VARCHAR2 (B) BOOLEAN (C) OUT (D) IN

QUESTION 22 You create a DML trigger. For the timing information, which is valid with a DML trigger? (A) DURING (B) INSTEAD (C) ON SHUTDOWN (D) BEFORE (E) ON STATEMENT EXECUTION

QUESTION 23 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_PROC_DEPENDS (B) USER_DEPENDENCIES (C) USER_REFERENCES (D) USER_SOURCE

QUESTION 25 You need to remove the database triggerBUSINESS_HOUR. Which command do you use to remove the trigger in the SQL *Plus environment? short (A) DROP TRIGGER business_hour; (B) DELETE TRIGGER business_hour; (C) REMOVE TRIGGER business_hour; (D) ALTER TRIGGER business_hour REMOVE; (E) DELETE FROM USER_TRIGGERS WHERE TRIGGER_NAME = 'BUSINESS_HOUR';

QUESTION 26 How can you migrate from a LONG to a LOB data type for a column? S (A) Use the DBMS_MANAGE_LOB.MIGRATE procedure. (B) Use the UTL_MANAGE_LOB.MIGRATE procedure. (C) Use the DBMS_LOB.MIGRATE procedure. (D) Use the ALTER TABLE command. (E) You cannot migrate from a LONG to a LOB date type for a column.

複選題QUESTION 27 Examine this procedure: CREATE OR REPLACE PROCEDURE INSERT_TEAM (V_ID in NUMBER, V_CITY in VARCHAR2 DEFAULT 'AUSTIN', V_NAME in VARCHAR2) IS BEGIN INSERT INTO TEAM (id, city, name) VALUES (v_id, v_city, v_name); COMMIT; END Which two statements will successfully invoke this procedure in SQL *Plus? (Choose two) (A) EXECUTE INSERT_TEAM; (B) EXECUTE INSERT_TEAM(3, V_NAME=>'LONGHORNS', V_CITY=>'AUSTIN'); (C) EXECUTE INSERT_TEAM(3, 'AUSTIN','LONGHORNS'); (D) EXECUTE INSERT_TEAM (V_ID := V_NAME := 'LONGHORNS', V_CITY := 'AUSTIN'); (E) EXECUTE INSERT_TEAM (3, 'LONGHORNS');

QUESTION 28 To be callable from a SQL expression, a user-defined function must do what? (A) Be stored only in the database. (B) Have both IN and OUT parameters. (C) Use the positional notation for parameters. (D) Return a BOOLEAN or VARCHAR2 data type.

複選題QUESTION 29 Which two describe a stored procedure? (Choose two) (A) A stored procedure is typically written in SQL. (B) A stored procedure is a named PL/SQL block that can accept parameters. (C) A stored procedure is a type of PL/SQL subprogram that performs an action. (D) A stored procedure has three parts: the specification, the body, and the exception handler part. (E) The executable section of a stored procedure contains statements that assigns values, control execution, and return values to the calling environment.

複選題QUESTION 30 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(p_loc=>2500) (B) EXECUTE add_dept('Education', 2500) (C) EXECUTE add_dept('2500', p_loc =>2500) (D) EXECUTE add_dept(p_name=>'Education', 2500) (E) EXECUTE add_dept(p_loc=>2500, p_name=>'Education')