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IBM C2090-541 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Physical Database Design | 18% | - Partitioning, MDC, and range-clustered tables - Index design and maintenance - Storage optimization - Table spaces and containers |
| Topic 2: Maintenance & Utilities | 18% | - RUNSTATS, REORG, and REBIND - Diagnostic tools: db2diag, db2dart, db2exfmt - Load, Import, and Export utilities |
| Topic 3: Backup, Recovery & High Availability | 17% | - Crash recovery and rollforward - HADR configuration and failover - FlashCopy and snapshot support - Backup and restore operations |
| Topic 4: Security & Access Control | 15% | - Auditing and encryption - Authentication and authorization - Privileges and roles |
| Topic 5: Server Management & Configuration | 20% | - Instance and database configuration - Memory management including STMM - Installation and upgrade - Registry variables and environment settings |
| Topic 6: Performance Monitoring & Tuning | 12% | - SQL optimization and access plans - Locking, concurrency, and deadlock resolution - Monitoring tools: db2top, snapshot monitor |
IBM DB2 9.7 DBA for Linux UNIX and Windows Sample Questions:
1. A database administrator takes a full backup of the PRODUCTS database every Sunday. During the week, two other backups are taken, one on Tuesday and one on Thursday. The PRODUCTS database is about 800 GB in size, and about 20 percent of the data is modified throughout a week. Assuming that backup times need to be kept to a minimum, which command should be used to produce the Tuesday and Thursday backup images?
A) BACKUP DATABASE products INCREMENTAL TO /mnt/backup
B) BACKUP DATABASE products TO /mnt/backup
C) BACKUP DATABASE products TO /mnt/backup UTIL_IMPACT_PRIORITY 10
D) BACKUP DATABASE products INCREMENTAL DELTA TO /mnt/backup
2. What correctly describes an MDC table rollout cleanup for qualifying DELETE statements after the statement shown below is run?
SET CURRENT MDC ROLLOUT MODE IMMEDIATE
A) MDC rollout optimization is used. The RID indexes are updated immediately during the delete process. The deleted blocks are available for reuse after an online REORG with the new RECLAIM EXTENTS clause.
B) MDC rollout optimization is not used. The RID indexes are updated immediately during the delete process. The deleted blocks are available for reuse after the transaction commits.
C) MDC rollout optimization is not used. The DELETE statement is processed in the same way as a DELETE statement that does not qualify for rollout.
D) MDC rollout optimization is used. The RID indexes are updated immediately during the delete process. The deleted blocks are available for reuse after the transaction commits.
3. When using Optim Database Administrator to generate a change script, users are given which two EXPORT utility output formats to preserve their data when they drop a table then create a new table with the data? (Choose two.)
A) WSF
B) IXF
C) DEL
D) CSV
4. Which two tasks can DB2 Workload Management do? (Choose two.)
A) Audit users, who did what and when.
B) Limit the number of disruptive database activities that can run concurrently
C) Stop the execution of activities that exceed defined boundaries.
D) Automatically change DB2dbm and db configuration.
5. Tables TABLE_A and TABLE_B in database TESTDB have the same data structure (same columns with the same definitions). You wish to unload the data from the two tables into a single file In PC/IXF format.
Which command(s) can be used to do this?
A) EXPORT TO combined.ixf OF IXF SELECT * FROM table a INTERSECT SELECT * FROM table b
B) EXPORT TO combined.ixf OF IXF SELECT * FROMtable_a: EXPORT APPEND TO combined.ixf OF IXF SELECT * FROM table_b;
C) EXPORT TO combined.ixf OF IXF SELECT * FROMtable_a UNION ALL SELECT * FROM table_b
D) EXPORT TO combined.ixf OF IXF SELECT * FROMtable_a, table_b
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: D | Question # 3 Answer: B,C | Question # 4 Answer: B,C | Question # 5 Answer: C |






