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Oracle 1Z0-147 Exam Syllabus Topics:

Oracle9i program with pl/sql Sample Questions:

1. Examine this function:
CREATE OR REPLACE FUNCTION CALC_PLAYER_AVG (V_ID in PLAYER_BAT_STAT.PLAYER_ID%TYPE) RETURN NUMBER IS V_AVG NUMBER; BEGIN SELECT HITS / AT_BATS INTO V_AVG FROM PLAYER_BAT_STAT WHERE PLAYER_ID = V_ID; RETURN (V_AVG); END; Which statement will successfully invoke this function in SQL *Plus?

A) CALC_PLAYER_AVG(31);
B) START CALC_PLAYER_AVG(31)
C) SELECT CALC_PLAYER_AVG(PLAYER_ID) FROM PLAYER_BAT_STAT;
D) CALC_PLAYER('RUTH');
E) EXECUTE CALC_PLAYER_AVG(31);

2. Which two statements about the overloading feature of packages are true? (Choose two)

A) Overloading allows different subprograms with the same name and same number or type of parameters.
B) Overloading allows different subprograms with the same number, type and order of parameters.
C) Overloading allows different subprograms with the same name, but different in either number, type or order of parameters.
D) Overloading allows different functions with the same name that differ only in their return types.
E) Only local or packaged subprograms can be overloaded.

3. Which two dictionary views track dependencies? (Choose two)

A) USER_DEPENDENCIES
B) USER_SOURCE
C) DBA_DEPENDENT_OBJECTS
D) UTL_DEPTREE
E) USER_OBJECTS
F) DEPTREE_TEMPTAB

4. What is true about stored procedures?

A) A stored procedure must have at least one executable statement in the procedure body.
B) A stored procedure uses the DELCLARE keyword in the procedure specification to declare formal parameters.
C) A stored procedure is named PL/SQL block with at least one parameter declaration in the procedure specification.
D) A stored procedure uses the DECLARE keyword in the procedure body to declare formal parameters.

5. Examine this package:
CREATE OR REPLACE PACKAGE pack_cur
IS
CURSOR c1 IS
SELECT prodid
FROM product
ORDER BY prodid DESC;
PROCEDURE proc1;
PROCEDURE proc2;
END pack_cur;
/
CREATE OR REPLACE PACKAGE BODY pack_cur
IS
v_prodif 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;
You then execute the procedure PROC2 from SQL *Plus with the command:
EXECUTE pack_cur.PROC2;
What is the output in your session from the PROC2 procedure?

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

Solutions: