IBM C2090-545

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IBM C2090-545 Exam Syllabus Topics:

IBM DB2 9.7 SQL Procedure Developer Sample Questions:

1. Given the SQL statement shown below:

Which statement correctly describes the cursor MY_CURSOR?

A) The cursor will not be closed as a consequence of a commit operation.
B) The cursor does not have sensitivity to insert, update, or delete operations that are made to rows in the underlying result table.
C) The result table of the cursor is intended to be used as a result set that will be returned from a procedure.
D) The cursor can be used to perform positioned delete operations.

2. Which two statements are true when working with triggers? (Choose two.)

A) Triggers can be used on Materialized Query Tables.
B) Triggers can be altered.
C) Triggers can be used to enforce data integrity rules.
D) Triggers can be used on Created Temporary Tables.
E) Triggers can be used with both tables and views.

3. In the stored procedure below:

What will the value of the P_ID parameter be if the procedure is invoked and a value of 2 is specified for the START_VALUE parameter?

A) 1
B) 2
C) 3
D) 4

4. 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)) 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
B) 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
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 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

5. Which statement is true about the NUMBER data type?

A) Declaring a column as NUMBER(10,-2) is valid both in Oracle and in DB2 provided the DB2 database was created in Oracle compatibility mode.
B) Declaring a column as NUMBER(6,8) is valid both in Oracle and in DB2 provided the DB2 database was created in Oracle compatibility mode.
C) In DB2, the NUMBER data type has maximum precision of 31; in Oracle, it has a maximum precision of 38.
D) In DB2, the NUMBER data type is the same as in Oracle, provided the DB2 database was created in Oracle compatibility mode.

Solutions: