QUESTION 91 Examine this package CREATE OR REPLACE PACKAGE discounts IS g_id NUMBER:=7839 discount_rate NUMBER:=0.00; PROCEDURE display_price(p_price NUMBER); END discount; / CREATE OR REPLACE PACKAGE BODY discounts IS PROCEDURE display_price (p_price NUMBERI) IS BEGIN DBMS_OUTPUT.PUT LINE ( 'Discounted '|| TO_CHAR(p_price*NVL(discount_rate,1))); END discount; BEGIN Discount_rate=0.10; END discounts; / The SOL*Plus SERVEROUTPUT setting is turned on in your session. You execute the procedure DISPLAY_PRICE from SOL*Plus with the command EXECUTE discount.display_price(100); What is the result?
(A) Discounted 10
(B) Discounted 100
(C) Discounted 0.00
(D) Discounted NULL
(E) Discounted 0.10

QUESTION 87 When using a packaged function in a query, what is true? 中間 2行短 (A) The COMMIT and ROLLBACK commands are allowed in the packaged function. (B) You can not use packaged functions in a query statement. (C) The packaged function cannot execute an INSERT, UPDATE, or DELETE statement against the table that is being queried. (D) The packaged function can execute and INSERT, UPDATE, or DELETE statement against the table that is being queried if it is used in a subquery. (E) The packaged function can execute an INSERT, UPDATEM or DELETE statement against the table that is being queried if the pragma RESTRICT REFERENCE is used.

QUESTION 88 You have a table with the following definition: CREATE TABLE long_tab ( id NUMBER) long_col LONG) You need to convert the LONG_COL column from a LONG data type to a LOB data type. Which statement accomplish this task? (A) AKTER TABLE long_tab MODIFY (LONG_COL CLOB); (B) EXECUTE dbms_lob.migrate(long_tab, long_col, clob) (C) EXECUTE dbms_manage.lob.migrate(long_tab, long_col, clob) (D) EXECUTE utl_lob.migrate(long_tab, long_col, clob) (E) EXECUTE utl_manage_lob.migrate(long_tab, long_col, clob)

QUESTION 89 Why do you use an INSTEAD OF trigger? long (A) To perform clean up actions when ending a user session. (B) To insert data into a view that normally does not accept inserts. (C) To insert into an audit table when data is updated in a sensitive column. (D) To modify data in which the DML statement has been issued against an inherently non-updateable view.

QUESTION 90 When using a PL/SQL stored package, how is a side effect defined? long (A) changes only to database tables (B) changes only to packaged public variables defined in a package body (C) changes only to packaged public variables defined in a package specification (D) changes to database tables or packaged public variables defined in a package body (E) changes to database tables or packaged variables defined in a package specification

複選題QUESTION 92 Which two statements about functions are true? (Choose two.) 頭尾 (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) From SOL*Plus, a function can be executed by giving the command EXECUTE functionname; (E) A stored function increases efficiency of queries by performing functions on the server rather than in the application

QUESTION 93 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' FROM UPDATE BEGIN FOR emp_record IN emp_cursor LOOP v_filename:=emp_record.emplyee_id||;GIF'; V_file:=BFILENMAE(p_file_loc,v_filename); END LOOP; END; / What does the BFILENAME function do? LONG (A) It reads data from an external BFILE (B) It checks for the existence of an external BFILE (C) It returns a BFILE locator that is associated with a physical LOB binary file on the server's file system (D) It creates a directory object for use with the external BFILEs

QUESTION 94 Consider this scenario A procedure X references a view Y that is based on a table Z . Which two statements are true? 1. Y is a referenced object 2. Z is a direct dependent of X 3. Y is a direct dependent of X 4. Y is an indirect dependent of X 5. Y is an indirect dependent of Z 6. Z is an indirect dependent of Y (A)13(B)24(C)35(D)16

QUESTION 95 Examine this code CREATE OR REPLACE FUNCTION change_dept (p_old_id NUMBER, p_deptname VARCHAR2) RETURN NUMBER IS v_new_id NUMBER BEGIN SELECT departments_seq.nextval INTO v_new_id FROM dual; UPDATE departments SET departmenet_id = v_new_id, Department_name = p_deptname WHERE department_id=p_old_id; Return v_new_id; End; / There are no foreign key integrity constraints on the EMPLOYEES and DEPARTMENTS tables. Which statement performs a successful update to the EMPLOYEES table? (A) UPDATE departments SET department_id = change_dept(10, 'Finance') Where dapartment_id=10; (B) UPDATE employees SET department_id = change_dept(10, 'Finance') Where dapartment_id=10; (C) UPDATE departments change_dept(270, 'Outsource') Where dapartment_name='payroll'; (D) UPDATE employees SET department_id = change_dept(10, 'Finance') WHERE department_id = DEPARTMENTS:CURRVAl;

複選題QUESTION 96 Which two statements about object dependencies are accurate? (Choose two.) 中間長度 BD (A) When referencing a package procedure or function from a stand-alone procedure or function, if the package specification changes, the package body remains valid but the stand-alone procedure becomes invalid (B) When referencing a package procedure or function from a stand-alone procedure or function, if the package body changes and the package specification does not change, the stand-alone procedure referencing a package construct remains valid. (C) When referencing a package procedure or function from a stand-alone procedure or function, if the package body changes and the package specification does not change, the stand-alone procedure referencing a package construct becomes invalid (D) When referencing a package procedure or function from a stand-alone procedure or function, If the package specification changes, the stand-alone procedure referencing a package construct as well as the package body become invalid

複選題QUESTION 97 You need to create a trigger to ensure that information in the EMP table is only modified during business hours, Monday to Friday from 9:00am to 500pm Which types of trigger do you create? (Choose two.) (A) row level AFTER INSERT OR UPDATE OR DELETE ON EMP (B) row level BEFORE INSERT OR UPDATE OR DELETE ON EMP (C) statement level AFTER INSERT OR UPDATE OR DELETE ON EMP (D) statement level BEFORE INSERT OR UPDATE OR DELETE ON EMP