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IBM A2090-544 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Security and Authorization Management | - Authentication and privilege management - Role and authority controls |
| Topic 2: Advanced DBA Tools and Utilities | - Partitioning and database distribution - DB2 utilities and commands |
| Topic 3: DB2 9.7 Advanced DBA Architecture and Configuration | - Advanced DB2 9.7 features and enhancements - Instance and database configuration parameters |
| Topic 4: Performance Monitoring and Tuning | - Buffer pools and memory management - Index, table and query optimization |
| Topic 5: Backup, Recovery and High Availability | - Backup and restore techniques - High availability disaster recovery (HADR) |
IBM Assessment: DB2 9.7 Advanced DBA for LUW Sample Questions:
1. What determines the degree of inter-partition parallelism used?
A) The number of database partitions and the definition of partition groups.
B) The number of database connections and the definition of partitions groups.
C) The value of the INTER_PARALLEL Database Manager configuration parameter.
D) The value of the DFT_DEGREE database configuration parameter.
2. Which description is correct when discussing the DB2_MEM_TUNING_RANGE registry variable?
A) It is recommended that this variable be used to set the maximum percentage of memory that DB2 can use on the system.
B) It is recommended to set this variable only when using STMM, when DATABASE_MEMORY is set to AUTOMATIC, and if insufficient system memory problems are occurring.
C) It is recommended that this variable be enabled at all times in order to prevent DB2 from taking too much physical memory.
D) It is recommended to set this variable only when the Self-Tuning Memory Manager (STMM) is disabled.
3. What are two authorities and/or privileges required for replaying SQL audit logs? (Choose two.)
A) SECADM authority
B) EXECUTE privilege on audit routines with DATA
C) EXECUTE privilege on audit routines with NO DATA
D) DBADM authority
E) SYSADM authority
4. Which option of the ALTER TABLE statement tells the DB2 optimizer to use an index scan on a table that might vary in size at run time from being empty to containing a large number of rows?
A) INDEXSCAN
B) CARDINALITY VOLATILE
C) CURRENT CARDINALITY
D) VOLATILE
5. 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.
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: B | Question # 3 Answer: A,B | Question # 4 Answer: D | Question # 5 Answer: A |






