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IBM Assessment: DB2 9.7 SQL Procedure Developer Sample Questions:

1. Which tool can be used to get an Explain plan for all SQL statements used in a unit of work?

A) DB2 Command Center
B) db2exfmt
C) db2look
D) Data Studio

2. Given the following DDL:

what will the SALARY be?

A) salary * 1.10
B) salary * 1.50
C) salary * 1.03
D) salary * 1.05

3. A developer needs to create a user-defined function that will return a list of employees who work in a particular department. Which statement will successfully create a function that meets this objective?

A) CREATE FUNCTION dept_employees (deptno CHAR(3)) RETURNS TABLE (empno CHAR(6), l_name VARCHAR(15), f_name VARCHAR(12)) LANGUAGE SQL READS SQL DATA RETURN SELECT empno, lastname AS l_name, firstnme AS f_name FROM employee WHERE employee.workdept = dept_employees.deptno
B) CREATE FUNCTION dept_employees (deptno CHAR(3)) RETURNS TABLE DYNAMIC RESULT SETS 1 LANGUAGE SQL READS SQL DATA DECLARE emp_info CURSOR WITH RETURN FOR SELECT empno, lastname AS l_name, firstnme AS f_name FROM employee WHERE employee.workdept = dept_employees.deptno OPEN emp_info; RETURN
C) CREATE FUNCTION dept_employees (deptno CHAR(3)) RETURNS TABLE LANGUAGE SQL READS SQL DATA RETURN SELECT empno, lastname AS l_name, firstnme AS f_name FROM employee WHERE employee.workdept = dept_employees.deptno
D) CREATE FUNCTION dept_employees (deptno CHAR(3)) RETURNS TABLE (empno CHAR(6), l_name VARCHAR(15), f_name VARCHAR(12)) DYNAMIC RESULT SETS 1 LANGUAGE SQL READS SQL DATA DECLARE emp_info CURSOR WITH RETURN FOR SELECT empno, lastname AS l_name, firstnme AS f_name FROM employee WHERE employee.workdept = dept_employees.deptno OPEN emp_info; RETURN

4. Which of the following statements is true for declared global temporary tables?

A) Declared global temporary tables are persistent and can be shared with multiple sessions.
B) Declared global temporary table descriptions are stored in the system catalog
C) Declared temporary tables support LONG VARCHAR columns.
D) When a session terminates, all declared global temporary tables created in the session are dropped.

5. Which two statements are true? (Choose two.)

A) It is necessary for an end-user to have object level privileges if that user has execute privileges on an associated package and the SQL procedure.
B) SQL procedures can have COMMIT or ROLLBACK within atomic compound statements.
C) Static or dynamic SQL execution is not associated with a package.
D) The SQL procedure is always associated with a package that contains access paths of SQL statements in the procedure.
E) SQL procedures can contain static and/or dynamic SQL statements.

Solutions: