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IBM C2090-544 Exam Syllabus Topics:

IBM DB2 9.7 Advanced DBA for LUW Sample Questions:

Question 1

If you know that the table space containers for your database reside on RAID-5 3+p arrays, which registry variable should be assigned the value *:3 to help improve performance?

A. DB2_PARALLEL_IO
B. DB2_RESOURCE_POLICY
C. DB2_EXTENDED_IO_FEATURES
D. DB2_APM_PERFORMANCE

Question 2

Which statement is correct about statistical views?

A. A statistical view provides the optimizer with more accurate cardinality estimates.
B. A statistical view provides the optimizer with additional correlation statistics.
C. A statistical view holds information about the system catalog statistical tables.
D. A statistical view is created by executing runstats on a regular view.

Question 3

Given the following statement: Which statement will successfully add a new partition to table T1 for April 2010?

A. Export data from the main partitioned table; drop the main partitioned table; create the main partitioned table with new partitioning range; import data into the main partitioned table.
B. Create a table with the same definition as the partitioned table; load the new table with data; attach the new table to the main partitioned table; run the SET INTEGRITY statement.
C. Export data from the main partitioned table; create a table with the same definition as the partitioned table; attach to the main partitioned table; import data into the main partitioned table; run the SET INTEGRITY statement.
D. Create a table with the same definition as the partitioned table; attach to the main partitioned table; data will be automatically redistributed across all table partitions.

Question 4

A partitioned instance named DB2INST1 uses the following db2nodes.cfg file:
If the CREATE DATABASE command is executed on server C, which partition will be the catalog partition?

A. 0
B. 4
C. 6
D. 1

Question 5

The table STORESALES was created with the following statement:

Which is true when the following statement is executed?
CREATE UNIQUE INDEX index_partIDcustID ON storesales (partID, custID)

A. A non-unique partitioned index is created successfully.
B. A unique non-partitioned index is created successfully.
C. A unique partitioned index is created successfully.
D. The index creation fails because it does not contain the column from the table partitioning key.

Solutions: