最新的Oracle9i program with pl/sql - 1Z0-147免費考試真題
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?
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?
正確答案: C
說明：（僅 Fast2test 成員可見）
Examine this package: CREATE OR REPLACE PACKAGE BB_PACK IS V_MAX_TEAM_SALARY NUMBER ( 12,2) ; PROCEDURE ADD_PLAYER (V_ID IN NUMBER, V_LAST_NAME VARCHAR2, V_SALARY NUMBER); END BB_PACK; / CREATE OR REPLACE PACKAGE BODY BB_PACK
IS
V_PLAYER_AVG NUMBER84,3);
PROCEDURE UPD_PLAYER_STAT
(V_ID IN NUMBER, V_AB IN NUMBER DEFAULT 4, V_HITS IN NUMBER)
IS
BEGIN
UPDATE PLAYER_BAT_STAT
SET AT_BATS = AT_BATS + V_AB,
HITS = HITS + V_HITS
WHERE PLAYER_ID = V_ID;
COMMIT;
VALIDATE_PLAYER_STAT(V_ID);
END UPD_PLAYER_STAT;
PROCEDURE ADD_PLAYER
(V_ID IN NUMBER, V_LAST_NAME VARCHAR2, V_SALARY NUMBERI)
IS
BEGIN
INSERT INTO PLAYER (ID,LAST_NAME, SALARY)
VALUES (V_ID, V_LAST_NAME, V_SALARY);
UPD _PLAYER_STAT (V_ID, 0, 0) ;
END ADD_PLAYER;
END BB_PACK;
If you add an IF statement to the ADD_PLAYER procedure which additional step must you
perform?
r A Recompile the ADD PLAYER procedure
Recompile both the BB PACK specification and body
IS
V_PLAYER_AVG NUMBER84,3);
PROCEDURE UPD_PLAYER_STAT
(V_ID IN NUMBER, V_AB IN NUMBER DEFAULT 4, V_HITS IN NUMBER)
IS
BEGIN
UPDATE PLAYER_BAT_STAT
SET AT_BATS = AT_BATS + V_AB,
HITS = HITS + V_HITS
WHERE PLAYER_ID = V_ID;
COMMIT;
VALIDATE_PLAYER_STAT(V_ID);
END UPD_PLAYER_STAT;
PROCEDURE ADD_PLAYER
(V_ID IN NUMBER, V_LAST_NAME VARCHAR2, V_SALARY NUMBERI)
IS
BEGIN
INSERT INTO PLAYER (ID,LAST_NAME, SALARY)
VALUES (V_ID, V_LAST_NAME, V_SALARY);
UPD _PLAYER_STAT (V_ID, 0, 0) ;
END ADD_PLAYER;
END BB_PACK;
If you add an IF statement to the ADD_PLAYER procedure which additional step must you
perform?
r A Recompile the ADD PLAYER procedure
Recompile both the BB PACK specification and body
正確答案: C
說明：（僅 Fast2test 成員可見）
Examine this code:
CREATE OR REPLACE PRODECURE add_dept (p_dept_name VARCHAR2 DEFAULT 'placeholder', p_location VARCHAR2 DEFAULT 'Boston')
IS BEGIN INSERT INTO departments VALUES (dept_id_seq.NEXTVAL, p_dept_name, p_location); END add_dept; /
Which three are valid calls to the add_dep procedure? (Choose three)
CREATE OR REPLACE PRODECURE add_dept (p_dept_name VARCHAR2 DEFAULT 'placeholder', p_location VARCHAR2 DEFAULT 'Boston')
IS BEGIN INSERT INTO departments VALUES (dept_id_seq.NEXTVAL, p_dept_name, p_location); END add_dept; /
Which three are valid calls to the add_dep procedure? (Choose three)
正確答案: A,B,D
說明：（僅 Fast2test 成員可見）
Examine this package:
CREATE OR REPLACE PACKAGE discounts
IS
g_id NUMBER := 7829;
discount_rate NUMBER := 0.00;
PROCEDURE display_price (p_price NUMBER);
END discounts;
/
CREATE OR REPLACE PACKAGE BODY discounts
IS
PROCEDURE display_price (p_price NUMBER)
IS
BEGIN
DBMS_OUTPUT.PUT_LINE('Discounted '||
TO_CHAR(p_price*NVL(discount_rate, 1)));
END display_price;
BEGIN
discount_rate := 0.10;
END discounts;
/
Which statement is true?
CREATE OR REPLACE PACKAGE discounts
IS
g_id NUMBER := 7829;
discount_rate NUMBER := 0.00;
PROCEDURE display_price (p_price NUMBER);
END discounts;
/
CREATE OR REPLACE PACKAGE BODY discounts
IS
PROCEDURE display_price (p_price NUMBER)
IS
BEGIN
DBMS_OUTPUT.PUT_LINE('Discounted '||
TO_CHAR(p_price*NVL(discount_rate, 1)));
END display_price;
BEGIN
discount_rate := 0.10;
END discounts;
/
Which statement is true?
正確答案: B
說明：（僅 Fast2test 成員可見）
You need to disable all triggers on the EMPLOYEES table.Which command accomplishes this?
正確答案: B
說明：（僅 Fast2test 成員可見）
Examine this procedure:
CREATE OR REPLACE PROCEDURE DELETE_PLAYER (V_ID IN NUMBER) IS BEGIN
DELETE FROM PLAYER
WHERE ID = V_ID;
EXCEPTION
WHEN STATS_EXITS_EXCEPTION
THEN DBMS_OUTPUT.PUT_LINE
('Cannot delete this player, child records exist in PLAYER_BAT_STAT table');
END;
What prevents this procedure from being created successfully?
CREATE OR REPLACE PROCEDURE DELETE_PLAYER (V_ID IN NUMBER) IS BEGIN
DELETE FROM PLAYER
WHERE ID = V_ID;
EXCEPTION
WHEN STATS_EXITS_EXCEPTION
THEN DBMS_OUTPUT.PUT_LINE
('Cannot delete this player, child records exist in PLAYER_BAT_STAT table');
END;
What prevents this procedure from being created successfully?
正確答案: A
說明：（僅 Fast2test 成員可見）
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.)
正確答案: B,D
說明：（僅 Fast2test 成員可見）