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IBM C2090-544 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Advanced Administration & Problem Determination | 20% | - Migration and upgrade procedures - Troubleshooting common issues - Advanced utilities and commands - Workload management |
| Performance Tuning | 25% | - Memory and sort tuning - SQL query optimization - Index design and maintenance - Monitoring tools and utilities |
| High Availability and Scalability | 20% | - Log management and archiving - Partitioning and scale-out - Backup and recovery strategies - HADR configuration and operation |
| DB2 9.7 Architecture and Configuration | 20% | - Registry variables and parameters - Memory model and allocation - Storage management and table spaces - Instance and database configuration |
| Security and Compliance | 15% | - Privilege management - Encryption and audit logging - Authentication and authorization - Security best practices |
IBM DB2 9.7 Advanced DBA for LUW Sample Questions:
1. Which tool or command will display only the automatic storage paths in an existing backup image?
A) db2dart
B) db2ckbkp
C) INSPECT
D) db2pd
2. Table T1 was created by executing the following statement:
Immediately after creation, table T1 was populated with 10 rows. Later, user USER1 ran an application that inserted 100,000 rows into table T1. The following query is frequently ran against the T1 table:
SELECT deptno, empno, deptname FROM t1 WHERE deptno = 'EN' AND empno = '123' Assuming current statics exist for the table and index, which index will provide optimal performance for this query?
A) CREATE INDEX idx1 ON t1 (deptno) INCLUDE (empno)
B) CREATE INDEX idx1 ON t1 (deptno, empno)
C) CREATE INDEX idx1 ON t1 (deptno, empno) INCLUDE (deptname)
D) CREATE INDEX idx1 ON t1 (deptno)
3. 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, SORTHEAP 250K
B) SORTHEAP AUTOMATIC, SHEAPTHRES 0
C) SORTHEAPTHRES 10000K
D) SORTHEAP AUTOMATIC, SHEAPTHRES 10000K
4. A DBA needs to create a federated database and configure access to join data from three Oracle instances and one DB2 database. Which objects are needed to establish the specified connections?
A) 3 Oracle servers , 1 DB2 server , 1 Oracle wrapper , 1 DB2 wrapper , and nicknames for each database
B) 1 Oracle server , 1 DB2 server , 3 Oracle wrappers , and nicknames for each database
C) 3 Oracle servers , 1 DB2 server , 3 Oracle wrappers , 1 DB2 wrapper , and nicknames for each database
D) 1 Oracle server , 1 DB2 server , 1 Oracle wrapper , 1 DB2 wrapper , and nicknames for each database
5. 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 immediately after the column in the clustering index with the highest cardinality.
C) The partitioning key column(s) should be added to the clustering index with the INCLUDE option.
D) The clustering index column(s) should be suffixed by the partitioning key column(s).
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: B | Question # 3 Answer: B | Question # 4 Answer: A | Question # 5 Answer: A |
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