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IBM A2090-544 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Utilities and Data Movement | - Data reorganization and rebalancing - LOAD, IMPORT, EXPORT utilities |
| Topic 2: Performance Monitoring and Tuning | - Monitoring tools and snapshot monitoring - Query optimization and explain plans - Indexing and statistics maintenance |
| Topic 3: Database Administration and Configuration | - Instance and database configuration parameters - Database creation and maintenance - Client connectivity and cataloging |
| Topic 4: Security and Authorization | - Roles, privileges, and authorities - Authentication and authorization models |
| Topic 5: Database Architecture and Concepts | - DB2 instance and database architecture - Memory structures and processes - Storage management concepts |
| Topic 6: Backup, Recovery, and High Availability | - Backup and restore operations - Rollforward recovery - High Availability Disaster Recovery (HADR) |
IBM Assessment: DB2 9.7 Advanced DBA for LUW Sample Questions:
1. What is the minimum authority required to execute the RUNSTATS command against a table?
A) SQLADM
B) DATAACCESS
C) SECADM
D) SYSMON
2. Which command CANNOT be used to explicitly build a compression dictionary for a table?
A) INSPECT
B) LOAD
C) REORG
D) IMPORT
3. A batch application updates a large number of rows within a single transaction. What is one way to help the application complete quickly?
A) Code the application to issue a LOCK ROW statement.
B) Increase the size of the lock list.
C) Increase the group commit count.
D) Code the application to issue a LOCK TABLE statement.
4. 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) When executing queries that require temporary tables, DB2 considers the storage savings and the impact to query performance to determine whether compression is worthwhile.
C) Compression is only applied to created temporary tables that were defined with the CREATE TEMPORARY TABLE ?COMPRESS YES statement.
D) The explain facility and the db2pd utility can be used to determine whether a temporary table has been compressed.
5. What is a method for enabling non-buffered I/O at the table space level in a DB2 database?
A) Use the NO FILE SYSTEM CACHING clause with the CREATE TABLESPACE or ALTER TABLESPACE command.
B) Set the DB2_DIRECT_IO configuration parameter to YES.
C) Use the USE DIRECT IO clause with the CREATE TABLESPACE or ALTER TABLESPACE command.
D) Set the DB2_FILESYSTEM_CACHE configuration parameter to YES.
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: D | Question # 3 Answer: D | Question # 4 Answer: C | Question # 5 Answer: A |
