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IBM Assessment: DB2 9 Family Fundamentals Sample Questions:
1. Which of the following tasks can NOT be performed using the Developer Workbench?
A) Develop and debug an SQL stored procedure
B) Develop and debug a user-defined data type
C) Develop and run XML queries
D) Develop and debug a user-defined function
2. Given the following table definition:
EMPLOYESS
EMP ID INTEGER
NAME CHAR(20)
DEPT CHAR(10)
SALARY DECIMAL (10, 2)
COMMISSION DECIMAL (8, 2)
Assuming the DEPT column contains the values 'ADMIN', 'PRODUCTION', and 'SALES', which of
the following statements will produce a result data set in which all ADMIN department employees
are grouped together, all PRODUCTION department employees are grouped together, and all
SALES department employees are grouped together?
A) SELECT name, dept FROM employees GROUP BY CUBE (dept)
B) SELECT name, dept FROM employees ORDER BY dept
C) SELECT name, dept FROM employees GROUP BY ROLLUP (dept)
D) SELECT name, dept FROM employees GROUP BY dept
3. Which of the following DB2 data types does NOT have a fixed length?
A) DOUBLE
B) XML
C) CHAR
D) INT
4. Which of the following is a characteristic of a sequence?
A) A sequence will never generate duplicate values.
B) It is not possible to create a sequence that generates a constant since the INCREMENT value must be greater than zero.
C) The MAXVALUE of a sequence can be equal to the MINVALUE.
D) When a sequence cycles back to either the MAXVALUE or MINVALUE, it will always be equal to the specified value of either of these two boundaries.
5. Which two of the following are optional and do not have to be specified when creating a table?
A) Table name
B) Default constraint
C) Column name
D) Column data type
E) NOT NULL constraint
Solutions:
Question # 1 Answer: B | Question # 2 Answer: B | Question # 3 Answer: B | Question # 4 Answer: C | Question # 5 Answer: B,E |