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IBM C2090-544 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Performance Tuning & Optimization | 25% | - Monitoring tools and advisors - Query optimization and access plans - Sorting and memory tuning - Index design and maintenance |
| Database Architecture & Configuration | 20% | - Partitioned database environment - Storage management and table spaces - Memory management and STMM - Instance and database configuration |
| Backup, Recovery & High Availability | 25% | - Backup strategies and utilities - Log management and archiving - Restore and rollforward recovery - HADR and high availability solutions |
| Migration, Maintenance & Troubleshooting | 15% | - Problem determination and error resolution - Upgrading to DB2 9.7 - Data movement and repartitioning |
| Security & Compliance | 15% | - Authentication and authorization - Privilege management - Auditing and encryption |
IBM DB2 9.7 Advanced DBA for LUW Sample Questions:
Question #1
Which action(s) will cause a compression dictionary to be removed from a table?
A. Set the table COMPRESS attribute to NO.
B. Set the table COMPRESS attribute to NO; run RUNSTATS against the table.
C. Set the table COMPRESS attribute to NO; run REORG against the table.
D. Set the table COMPRESS attribute to NO; run INSPECTESETDICTIONARY against the table.
Question #2
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. NAME
D. EMP_ID
Question #3
Which registry variable allows you to limit the size of individual containers for automatic storage table spaces?
A. DB2_LIMIT_AS_CONTAINER_BLOCKS
B. DB2_ALLOCATION_SIZE
C. DB2_TRUNCATE_AS_STORAGE
D. DB2_SET_MAX_CONTAINER_SIZE
Question #4
Which command CANNOT be used to create the compression dictionary for a table?
A. IMPORT
B. RUNSTATS
C. LOAD
D. INSPECT
Question #5
Your UNIX system administrator has indicated that there appears to be a lot of I/O wait time associated with your database, which is stored in a 7+p RAID array. An investigation reveals the following information: DB2_PARALLEL_IO=*
Tablespace with ID 7 has a single container and is dedicated to the largest table. It has a page size of 16K, an extent size of 32, and a prefetch size of 64.
Which setting would optimize I/O for the largest table?
A. DB2_PARALLEL_IO=7:7
B. DB2_PARALLEL_IO=7:64
C. DB2_PARALLEL_IO=7:16
D. DB2_PARALLEL_IO=7:32
Solutions:
| Question #1 Correct Answer: C | Question #2 Correct Answer: B | Question #3 Correct Answer: D | Question #4 Correct Answer: B | Question #5 Correct Answer: A |
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