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IBM C2090-544 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Database Performance Tuning | - Memory tuning (buffer pools, sort heap, lock list) - Query optimization and explain plans - Index design and maintenance |
| Security and Authorization | - Authentication and authorization models - Roles, privileges, and access control |
| Backup and Recovery | - Log management and rollforward recovery - Online and offline backups - Point-in-time recovery |
| Database Architecture and Configuration | - Configuration parameters and environment setup - DB2 architecture components (instances, databases, bufferpools) |
| High Availability and Disaster Recovery | - Failover and recovery strategies - HADR configuration and monitoring |
| Database Monitoring and Troubleshooting | - Event monitoring and snapshot analysis - Locking issues and deadlock resolution |
IBM DB2 9.7 Advanced DBA for LUW Sample Questions:
1. Given the following table definition in a multi-partitioned database:
Which column(s) will be chosen by DB2 as a distribution key (partitioning key)?
A) SS_ID, EMP_ID, and NAME
B) SS_ID
C) EMP_ID
D) NAME
2. How can you change an existing non-partitioned index for a partitioned table to a partitioned index?
A) Use the ALTER INDEX and REORG INDEX commands.
B) Use the ALTER INDEX command.
C) Use the DROP INDEX and CREATE INDEX commands.
D) Use the REORG INDEX command.
3. If LOGSECOND=-1 then which of the following statements is true?
A) You still use LOGPRIMARY and LOGFILSIZ configuration parameters to specify how many log files the database manager should keep in the active log path.
B) You must configure the OVERFLOWLOGPATH configuration parameter if your active log path is not on a raw device.
C) An infinite number of overflow log files will be used with archival logging.
D) The database will reserve active log space for transactions that may need to roll back and write log records.
4. When an agent that is connected to the database finishes its work of successfully processing a query, what happens to the agent?
A) It automatically releases the database connection and returns to the pool.
B) It remains active as long as the MAXAGENTS setting is not exceeded.
C) It terminates immediately.
D) It is placed in the agent pool if the connection is terminated.
5. Given the following output from the GET DATABASE CONFIGURATION command:
Which of the following DB configurations listed below will enable circular logging?
A) LOGRETAIN=CIRCULAR
B) LOGPRIMARY=LOGCIRCULAR and LOGRETAIN=OFF
C) LOGARCHMETH1=OFF and LOGARCHMETH2=OFF
D) LOGSECOND=-1
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: C | Question # 3 Answer: A | Question # 4 Answer: D | Question # 5 Answer: C |
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