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IBM C2090-546 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Backup, Recovery, and High Availability | 15% | - Online and offline backup strategies - Restore and rollforward recovery - HADR and logging enhancements |
| Topic 2: Performance and Tuning | 17.5% | - Workload management - SQL optimization and statistics - Memory and configuration parameters |
| Topic 3: Physical Design and Storage | 22.5% | - Index design and optimization - Partitioning and compression - Table spaces and containers |
| Topic 4: Installation, Migration, and Upgrade | 20% | - Upgrade preparation and planning - Post-upgrade verification - Migration from previous versions |
| Topic 5: XML and Advanced Features | 5% | - XML storage and indexing - XQuery and XML update |
| Topic 6: Security and Authorization | 12.5% | - Authentication and authorization models - Role-based access control - Encryption and audit |
| Topic 7: Monitoring and Problem Determination | 7.5% | - Event monitors and snapshots - Diagnostic log analysis - Locking and concurrency analysis |
IBM DB2 9.7 Database Administrator for Linux UNIX or Windows Upgrade Sample Questions:
Which statements about Explain administration authority (EXPLAIN) are true?
- A. EXPLAIN authority allows a user to explain query plans without gaining access to data for a specific database. SECADM and DBADM can grant this authority and this authority cannot be granted to PUBLIC.
- B. EXPLAIN authority allows a user to explain query plans by gaining limited access to data for a specific database. SECADM can grant this authority and this authority cannot be granted to PUBLI
- C. EXPLAIN authority allows a user to explain query plans by gaining limited access to data for a specific database. DBADM can grant this authority and this authority can be granted to PUBLIC.
- D. EXPLAIN authority allows a user to explain query plans without gaining access to data for a specific database. SECADM can grant this authority and this authority can be granted to PUBLIC.
Correct Answer: D 🗳️
Table TAB_A and index TABA_IDX were created by executing these SQL statements:
If this SQL statement is executed after 100,000 records have been inserted into table TAB_A:
ALTER INDEX taba_idx COMPRESS NO;
Which statement correctly describes what will happen to index TABA_IDX?
- A. The index will remain compressed until the COMPRESS attribute for table TAB_A has been set to NO and both the table and the index have been REORGed.
- B. The index will be uncompressed immediately.
- C. The index will remain compressed until the COMPRESS attribute for table TAB_A has been set to NO.
- D. The index will remain compressed until it is REORGed.
Correct Answer: D 🗳️
Which command/statement is used to implement Currently Committed (CC) semantics behavior on an application-by-application basis?
- A. UPDATE DB CFG FOR <db_name> USING CUR_COMMIT AVAILABLE
- B. UPDATE DBM CFG USING EVALUNCOMMITTED NO
- C. db2set DB2_USE_CURRENTLY_COMMITTED=YES
- D. SET CURRENT ISOLATION CC
Correct Answer: A 🗳️
Which of the following statements will load XML data with white spaces removed into the table DB2USER.T1?
- A. LOAD FROM data1.del OF DEL XML FROM /home/user/xml XMLDATA STRIP WHITESPACE XMLVALIDATE USING SCHEMA s1.schema_a INSERT INTO db2user.t1
- B. LOAD FROM data1.del OF DEL XML FROM /home/user/xml SKIP WHITESPACE XMLVALIDATE USING SCHEMA s1.schema_a INSERT INTO db2user.t1
- C. LOAD FROM data1.del OF DEL XML FROM /home/user/xml XMLPARSE SKIP WHITESPACE XMLVALIDATE USING SCHEMA s1.schema_a INSERT INTO db2user.t1
- D. LOAD FROM data1.del OF DEL XML FROM /home/user/xml XMLPARSE STRIP WHITESPACE XMLVALIDATE USING SCHEMA s1.schema_a INSERT INTO db2user.t1
Correct Answer: D 🗳️
Which DB2 authority is required to manage workload objects for a database?
- A. SECMAINT
- B. WLMMAINT
- C. WLMADM
- D. DBADM
Correct Answer: C 🗳️
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