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IBM C2090-548 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| IMS Data Sharing and Performance | 15% | - Locking and concurrency control - Data sharing architecture - Buffer pool and storage optimization - Performance monitoring and tuning |
| IMS Database Design and Implementation | 20% | - Logical relationships and physical pairing - Secondary index implementation - Database definition and DBD generation - Segment and field design |
| IMS Database Management Concepts | 15% | - Database organization types (HDAM, HIDAM, PHDAM, PHIDAM) - IMS hierarchical database model - IMS architecture and components |
| IMS Utilities and Troubleshooting | 15% | - Trace and diagnostic tools - Common operational issues and resolution - Error analysis and problem determination - Database utilities (DFSURGU0, DFSUDMP0, etc.) |
| IMS Database Recovery and Backup | 15% | - Restart and recovery procedures - Disaster recovery planning - Image copies and backup strategies - Recovery control (DL/I, DBRC) |
| IMS Database Operations and Maintenance | 20% | - Reorganization and space management - Operational procedures and best practices - Access control and security - Database initialization and startup |
IBM Certified Database Administrator - IBM IMS Sample Questions:
What is the purpose of the Self Tuning Memory Manager (STMM) in DB2?
- A. STMM allows DBAs to inspect the current memory allocation by buffer pools.
- B. This feature reduces the task of configuring your DB2 server by continuously updating memory configuration parameters, resizing buffer pools, and dynamically determining the total amount of memory to be used by the database.
- C. The purpose of this feature is for the system to deliver to you a report of database tuning recommendations so that you can update the configuration parameters by hand.
- D. This feature detects memory expansion in the database and delivers a warning to the DBA to let them know when the database is nearing a threshold memory allocation limit.
Which one of the following options is TRUE about High Availability and Disaster Recovery (HADR) feature?
- A. HADR allows up to three HADR standby databases.
- B. HADR allows up to four HADR standby databases.
- C. HADR allows up to five HADR standby databases.
- D. HADR allows up to two HADR standby databases.
Using the sample IBM supplied authorization exit, which authorization ID setting will be ensured?
- A. The initial primary authorization ID remains the primary ID, the SQL ID is set equal to theprimary ID, and the list of DB2 secondary IDs is set to the list of group names to which theRACF user ID is connected.
- B. The initial primary authorization ID remains the primary ID, the SQL ID is set equal to theRACF ID of the DB2 subsystem.
- C. The initial primary authorization ID is unchanged as the DB2 primary ID, and the SQL ID ismade equal to the DB2 primary ID, and one secondary ID exists and is the name passed byCICS or IMS.
- D. The initial primary authorization ID is set to the same value as the first secondary ID.
Which one of the following options is CORRECT about Temporal Tables?
- A. Application-period temporal tables combine the historical tracking of a system-period temporal table with the time-specific data storage capabilities of a bitemporal table. They are used to keep user-based period information as well as system-based historical information.
- B. System-period temporal tables combine the historical tracking of an Application-period temporal table with the time-specific data storage capabilities of a bitemporal table. They are used to keep user-based period information as well as system-based historical information.
- C. System-period temporal tables are used to keep historical versions of records in a table. They use a history table to transparently store updated and deleted data rows.
- D. Application-period temporal tables are used to keep historical versions of records in a table. They use a history table to transparently store updated and deleted data rows.
What is the DB2 load utility?
- A. The DB2 load utility does not exist in the DB2 product.
- B. The DB2 load utility is a high-speed, low-level, data loading utility that loads data into a DB2database in four phases.
- C. The DB2 load utility is a tool that allows you to directly transfer data from one database into theone you are currently working with.
- D. The DB2 load utility is a tool that stores all scripts that are required to create the database. Itdoes not load data, but just loads the database metadata that was exported for a site backup.
