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IBM A2090-544 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Performance Tuning & Optimization | 25% | - Query optimization and access plans - Sorting and memory tuning - Monitoring tools and advisors - Index design and maintenance |
| Security & Compliance | 15% | - Privilege management - Auditing and encryption - Authentication and authorization |
| Migration, Maintenance & Troubleshooting | 15% | - Upgrading to DB2 9.7 - Problem determination and error resolution - Data movement and repartitioning |
| Database Architecture & Configuration | 20% | - Memory management and STMM - Instance and database configuration - Partitioned database environment - Storage management and table spaces |
| Backup, Recovery & High Availability | 25% | - Restore and rollforward recovery - Backup strategies and utilities - Log management and archiving - HADR and high availability solutions |
IBM Assessment: DB2 9.7 Advanced DBA for LUW Sample Questions:
1. Which factor should influence your selection of distribution key(s)?
A) The distribution key(s) should include the most frequently joined column(s).
B) The distribution key(s) should include the most frequently accessed XML column(s).
C) The distribution key(s) should include the longest column(s).
D) The distribution key(s) should include column(s) with the smallest number of distinct values.
2. The RECOVER command is used in an attempt to fix a damaged table space. What will the system do during the RECOVER process?
A) Restore the database and attempt to make as much of the database available as possible.
B) Restore the database and bypass inaccessible containers and make the rest of the table space available.
C) Prompt the user for new container definitions for damaged or missing containers.
D) Create a new temporary table space if the damaged table space is a temporary table space.
3. A user with Security Administrator (SECADM) authority executes the following statements:
If user USER2 queries the table S.TAB1, how many rows will be returned?
A) 3
B) 2
C) 0
D) 1
4. Click the Exhibit button.
Refer to the table definition shown in the exhibit.
Which will improve performance based on the query SELECT c6, c9 FROM tab3 WHERE c9 = 123456?
A) CREATE INDEX idx98 ON tab3 (c2 ASC, c6 ASC); CREATE INDEX idx99 ON tab3 (c2 ASC, c9 ASC); RUNSTATS ON TABLE myschema.tab3;
B) CREATE INDEX idx99 ON tab3 (c2 ASC, c9 DESC); REORG TABLE myschema.tab3 AND INDEXES ALL;
C) CREATE INDEX idx98 ON tab3 (c6 ASC); CREATE INDEX idx99 ON tab3 (c9 DESC); RUNSTATS ON TABLE myschema.tab3;
D) CREATE INDEX idx99 ON tab3 (c6 ASC, c9 DESC); REORG TABLE myschema.tab3 AND INDEXES ALL;
5. Which type of table queue is used to pass data between database partitions when rows are being fetched?
A) asynchronous table queue
B) synchronous table queue
C) non-merging table queue
D) listener table queue
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: A | Question # 3 Answer: B | Question # 4 Answer: C | Question # 5 Answer: A |






