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IBM Assessment: DB2 9 Family Fundamentals Sample Questions:

1. Given the following table:
TAB1
COL1 COL2
A 10 B 20 C 30
D 40
E 50
And the following SQL statements:
DECLARE c1 CURSOR WITH HOLD FOR
SELECT * FROM tab1 ORDER BY col_1;
OPEN c1;
FETCH c1;
FETCH c1;
FETCH c1;
COMMIT;
FETCH c1;
CLOSE c1;
FETCH c1;
Which of the following is the last value obtained for COL_2?

A) 40
B) 50
C) 30
D) 20

2. Given the following stored procedure:
CREATE PROCEDURE increase_salary ( IN p_workdept CHAR(6),
OUT p_sum DECIMAL(9,2) )
SET p_sum = (SELECT SUM(salary) FROM employee WHERE workdept=p_workdept);
How can this stored procedure be called from the Command Line Processor?

A) CALLincrease_salary('A00', ?)
B) VALUESincrease_salary('A00')
C) VALUESincrease_salary('A00', ?)
D) CALLincrease_salary('A00')

3. Given the following statements:
CREATE TABLE tab1 (c1 INTEGER, c2 CHAR(5));
CREATE VIEW view1 AS SELECT c1, c2 FROM tab1 WHERE c1 < 100;
CREATE VIEW view2 AS SELECT c1, c2 FROM view1
WITH CASCADED CHECK OPTION;
Which of the following INSERT statements will fail to execute?

A) INSERT INTO view2VALUES(150, 'abc')
B) INSERT INTO view1VALUES(100, 'abc')
C) INSERT INTO view2VALUES(50, 'abc')
D) INSERT INTO view1 VALUES (100, 'abc')

4. Given the requirements to store customer names, billing addresses, and telephone numbers, which of the following would be the best way to define the telephone number column for a table if all customers were located in the same country?

A) PHONE CHAR(15)
B) PHONE LONG VARCHAR
C) PHONE CLOB(1K)
D) PHONE VARCHAR(15)

5. Which of the following DB2 tools allows a user to execute an SQL statement and view a graphical representation of the access plan?

A) Task Center
B) Command Line Processor
C) Command Editor
D) Developer Workbench

Solutions: