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IBM C2090-544 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Security and Authorization Management | - Authentication and privilege management - Role and authority controls |
| Advanced DBA Tools and Utilities | - DB2 utilities and commands - Partitioning and database distribution |
| DB2 9.7 Advanced DBA Architecture and Configuration | - Instance and database configuration parameters - Advanced DB2 9.7 features and enhancements |
| Performance Monitoring and Tuning | - Buffer pools and memory management - Index, table and query optimization |
| Backup, Recovery and High Availability | - High availability disaster recovery (HADR) - Backup and restore techniques |
IBM DB2 9.7 Advanced DBA for LUW Sample Questions:
1. If instance DB2INST1 is created and its authentication type is set to KRB_SERVER_ENCRYPT, which statement is true?
A) Databases created in DB2INST1 will use KERBEROS authentication if SERVER_ENCRYPT authentication is not available.
B) Client connections to databases on DB2INST1 will fail unless they are attempted through an LDAP connection.
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.
2. Which action can be performed by the ALTER TABLESPACE statement?
A) Change the size of a container in an SMS table space.
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) Add a container to an SMS table space on a database partition that currently has no containers.
3. A database and a table space were created using the following commands:
Afterwards, two tables were created in table space TBSP1 and both tables were populated with 100,000 rows. If a DBA decides that database MYDB should use automatic storage, which command(s) are needed to convert the database?
A) ALTER DATABASE mydb ADD STORAGE ON ?mnt/path_1? ?mnt/path_2?
B) ALTER DATABASE mydb ADD STORAGE ON ?mnt/path_1? ?mnt/path_2? ALTER TABLESPACE tbsp1 MANAGED BY AUTOMATIC STORAGE;
C) ALTER DATABASE mydb AUTOMATIC STORAGE YES ON ?mnt/path_1? ?mnt/path_2?
D) ALTER DATABASE mydb AUTOMATIC STORAGE YES ON ?mnt/path_1? ?mnt/path_2? ALTER TABLESPACE tbsp1 MANAGED BY AUTOMATIC STORAGE;
4. If LOGSECOND=-1 then which of the following statements is true?
A) You must configure the OVERFLOWLOGPATH configuration parameter if your active log path is not on a raw device.
B) An infinite number of overflow log files will be used with archival logging.
C) You still use LOGPRIMARY and LOGFILSIZ configuration parameters to specify how many log files the database manager should keep in the active log path.
D) The database will reserve active log space for transactions that may need to roll back and write log records.
5. What is a method for enabling non-buffered I/O at the table space level in a DB2 database?
A) Use the USE DIRECT IO clause with the CREATE TABLESPACE or ALTER TABLESPACE command.
B) Set the DB2_FILESYSTEM_CACHE configuration parameter to YES.
C) Use the NO FILE SYSTEM CACHING clause with the CREATE TABLESPACE or ALTER TABLESPACE command.
D) Set the DB2_DIRECT_IO configuration parameter to YES.
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: D | Question # 3 Answer: A | Question # 4 Answer: C | Question # 5 Answer: C |




