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IBM C2090-544 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| High Availability and Scalability | 20% | - Backup and recovery strategies - Log management and archiving - HADR configuration and operation - Partitioning and scale-out |
| DB2 9.7 Architecture and Configuration | 20% | - Storage management and table spaces - Memory model and allocation - Registry variables and parameters - Instance and database configuration |
| Performance Tuning | 25% | - Monitoring tools and utilities - Index design and maintenance - Memory and sort tuning - SQL query optimization |
| Security and Compliance | 15% | - Security best practices - Authentication and authorization - Privilege management - Encryption and audit logging |
| Advanced Administration & Problem Determination | 20% | - Workload management - Troubleshooting common issues - Migration and upgrade procedures - Advanced utilities and commands |
IBM DB2 9.7 Advanced DBA for LUW Sample Questions:
If instance DB2INST1 is created and its authentication type is set to KRB_SERVER_ENCRYPT, which statement is true?
- A. Client connections to databases on DB2INST1 will fail unless they are attempted through an LDAP connection.
- B. Databases created in DB2INST1 will use KERBEROS authentication if SERVER_ENCRYPT authentication is not available.
- C. Databases created in DB2INST1 will use SERVER_ENCRYPT authentication if KERBEROS authentication is not available.
- D. Client connections from Windows machines to databases on DB2INST1 will flow clear text passwords.
Correct Answer: C 🗳️
Given INTRA_PARALLEL is OFF, average row length is 900 bytes, and temporary table cardinality is 1000, which setting would prevent a SORTHEAP overflow when the temporary table is sorted?
- A. SORTHEAPTHRES 10000K
- B. SORTHEAP AUTOMATIC, SHEAPTHRES 10000K
- C. SORTHEAPTHRES 10000K, SORTHEAP 250K
- D. SORTHEAP AUTOMATIC, SHEAPTHRES 0
Correct Answer: D 🗳️
Which statement is true about clustering indexes in a partitioned database?
- A. The clustering index column(s) should be prefixed by the partitioning key column(s).
- B. The partitioning key column(s) should be added to the clustering index with the INCLUDE option.
- C. The clustering index column(s) should be suffixed by the partitioning key column(s).
- D. The partitioning key column(s) should be added immediately after the column in the clustering index with the highest cardinality.
Correct Answer: A 🗳️
Which two operators would indicate inter-partition parallelism in an Optimizer Plan? (Choose two.)
- A. BTQ
- B. DTQ
- C. IP
- D. LTQ
- E. HSJOIN
Correct Answer: A,B 🗳️
Which action can be performed by the ALTER TABLESPACE statement?
- A. Add a container to an SMS table space on a database partition that currently has no containers.
- B. Change an SMS table space to a DMS table space on any database partition.
- C. Change the EXTENTSIZE setting for a table space on a database partition that currently has no containers.
- D. Change the size of a container in an SMS table space.
Correct Answer: A 🗳️
