IBM DB2 9.7 Advanced DBA for LUW : C2090-544

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IBM C2090-544 Exam Syllabus Topics:

IBM DB2 9.7 Advanced DBA for LUW Sample Questions:

1. Which type of table queue is used to pass data between database partitions when rows are being fetched?

A) listener table queue
B) synchronous table queue
C) asynchronous table queue
D) non-merging table queue

2. Which statement about compression and temporary tables is NOT correct?

A) The minimum size that a table must be before compression is used is larger for temporary tables than for regular tables.
B) Compression is only applied to created temporary tables that were defined with the CREATE TEMPORARY TABLE ?COMPRESS YES statement.
C) When executing queries that require temporary tables, DB2 considers the storage savings and the impact to query performance to determine whether compression is worthwhile.
D) The explain facility and the db2pd utility can be used to determine whether a temporary table has been compressed.

3. Which statement is correct about statistical views?

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

4. A primary and standby database are enabled for HADR and are in peer state. The HADR_SYNCMODE configuration parameter is set to SYNC. An application connects to the primary database, issues a COMMIT and receives a successful return code in response. How were the log buffers for this unit of work processed?

A) The log buffers were written to the DB2 log files on the primary server, sent to the standby, and written to log files on the standby server. The return code was then sent to the application.
B) The log buffers were written to the DB2 log files on the standby server and held in memory on the primary server. The return code was then sent to the application.
C) The log buffers were written to the DB2 log files on the primary server and sent to TCP/IP send buffer to be shipped to the standby server. The return code was then sent to the application.
D) The log buffers were written to the DB2 log files on the primary server and received in the log buffers on the standby database. The return code was then sent to the application.

5. Which command will back up a database named SAMPLE to a TSM server using two concurrent TSM client sessions?

A) BACKUP DATABASE sample USE TSM OPEN 2 SERVERS WITH 4 BUFFERS
B) BACKUP DATABASE sample USE TSM OPEN 2 SESSIONS WITH 4 BUFFERS
C) BACKUP DATABASE sample USE TSM OPEN 4 SESSIONS WITH 2 BUFFERS
D) BACKUP DATABASE sample USE TSM OPEN 4 SERVERS WITH 2 BUFFERS

Solutions: