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

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Oracle 1Z0-147 Exam Syllabus Topics:

Oracle9i program with pl/sql Sample Questions:

Question 1

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 discounts;
/
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(dlscount_rate, 1)));
END display_price;
BEGIN
Discount_rate = 0.10;
END discounts;
/
The SQL*Plus SERVEROUTPUT setting is turned on in your session. You execute the procedure
DISPLAY_PRICE from SQL*Plus with the command EXECUTE discounts. display_price (100);
What is the result?

A. Discounted 100
B. Discounted 0.00
C. Discounted 10
D. Discounted 0.10
E. Discounted NULL

Question 2

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
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;
END UPD_PLAYER_STAT;
PROCEDURE ADD_PLAYER
(V_ID IN NUMBER, V_LAST_NAME VARCHAR2, V_SALARY NUMBER)
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;
Which statement will successfully assign $75,000,000 to the V_MAX_TEAM_SALARY variable
from within a stand-alone procedure?

A. V_MAX_TEAM_SALARY := 7500000;
B. This variable cannot be assigned a value from outside the package.
C. BB_PACK.V_MAX_TEAM_SALARY := 75000000;
D. BB_PACK.ADD_PLAYER.V_MAX_TEAM_SALARY := 75000000;

Question 3

Examine this package:
CREATE OR REPLACE PACKAGE pack_cur IS CURSOR c1 IS SELECT prodid FROM poduct ORDER BY prodid DESC; PROCEDURE proc1; PROCEDURE proc2; END pack_cur; /
CREATE OR REPLACE PACKAGE BODY pack_cur IS v_prodid NUMBER; PROCEDURE proc1 IS BEGIN OPEN c1;
LOOP
FETCH c1 INTO v_prodid;
DBMS_OUTPUT.PUT_LINE('Row is: ' || c1%ROWCOUNT);
EXIT WHEN c1%ROWCOUNT >= 3;
END LOOP;
END proc1;
PROCEDURE proc2 IS
BEGIN
LOOP
FETCH c1 INTO v_prodid;
DBMS_OUTPUT.PUT_LINE('Row is: ' ||c1%ROWCOUNT);
EXIT WHEN c1%ROWCOUNT >= 6;
END LOOP;
CLOSE c1;
END proc2;
END pack_cur;
/
The product table has more than 1000 rows. The SQL *Plus SERVEROUTPUT setting is turned
on in your session.
You execute the procedure PROC1 from SQL *Plus with the command:
EXECUTE pack_cur.proc1
What is the output in your session?

A. Row is: Row is: Row is:
B. Row is: 4 Row is: 5 Row is: 6
C. ERROR at line 1:
D. Row is: 1 Row is: 2 Row is: 3

Question 4

Examine this procedure:
CREATE OR REPLACE PROCEDURE ADD_PLAYER
(V_ID IN NUMBER, V_LAST_NAME VARCHAR2)
IS
BEGIN
INSERT INTO PLAYER (ID,LAST_NAME)
VALUES (V_ID, V_LAST_NAME);
COMMIT;
END;
This procedure must invoke the APD_BAT_STAT procedure and pass a parameter.
Which statement, when added to the above procedure will successfully invoke the
UPD_BAT_STAT procedure?

A. RUN UPD_BAT_STAT(V_ID);
B. START UPD_BAT_STAT(V_ID);
C. EXECUTE UPD_BAT_STAT(V_ID);
D. UPD_BAT_STAT(V_ID);

Question 5

There is a CUSTOMER table in a schema that has a public synonym CUSTOMER and you are granted all object privileges on it. You have a procedure PROCESS_CUSTOMER that processes customer information that is in the public synonym CUSTOMER table. You have just created a new table called CUSTOMER within your schema. Which statement is true?

A. If the structure of your CUSTOMER table is the same as the public synonym CUSTOMER table then the procedure PROCESS_CUSTOMER successfully recompiles when invoked and accesses your CUSTOMER table.
B. Creating the table has no effect and procedure PROCESS_CUSTOMER still accesses data from public synonym CUSTOMER table.
C. If the structure of your CUSTOMER table is the same as the public synonym CUSTOMER table then the procedure PROCESS_CUSTOMER is invalidated and gives compilation errors.
D. If the structure of your CUSTOMER table is entirely different from the public synonym CUSTOMER table then the procedure PROCESS_CUSTOMER successfully recompiles and accesses your CUSTOMER table.

Solutions: