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IBM C2090-548 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: IMS Utilities and Troubleshooting | 15% | - Trace and diagnostic tools - Error analysis and problem determination - Common operational issues and resolution - Database utilities (DFSURGU0, DFSUDMP0, etc.) |
| Topic 2: IMS Database Operations and Maintenance | 20% | - Access control and security - Database initialization and startup - Reorganization and space management - Operational procedures and best practices |
| Topic 3: IMS Database Recovery and Backup | 15% | - Recovery control (DL/I, DBRC) - Image copies and backup strategies - Restart and recovery procedures - Disaster recovery planning |
| Topic 4: IMS Database Management Concepts | 15% | - Database organization types (HDAM, HIDAM, PHDAM, PHIDAM) - IMS hierarchical database model - IMS architecture and components |
| Topic 5: IMS Database Design and Implementation | 20% | - Secondary index implementation - Logical relationships and physical pairing - Segment and field design - Database definition and DBD generation |
| Topic 6: IMS Data Sharing and Performance | 15% | - Locking and concurrency control - Performance monitoring and tuning - Data sharing architecture - Buffer pool and storage optimization |
IBM Certified Database Administrator - IBM IMS Sample Questions:
Which one of the following options is CORRECT about DB2 pureScale feature?
- A. DB2 pureScale persists data in the cluster caching facilities (CFs).
- B. DB2 pureScale reduces the risk and cost associated with growing your distributed database solution by providing extreme capacity and application transparency.
- C. DB2 pureScale uses the same concept of HADR where the data is replicated from a primary database to a standby database.
- D. DB2 pureScale is only available for DB2 Express-C and DB2 Advanced Enterprise Edition.
Correct Answer: B 🗳️
Which one of the following statements is true?
- A. Each logical record in a HISAM database primary dataset contains the root plus alldependents of the root (in hierarchical sequence).
- B. Each logical record in a HISAM database primary dataset contains the root plus alldependents of the root (in hierarchical sequence) for which there is space. The remainingsegments of the database record are put in the overflow dataset.
- C. Each logical record in a HISAM database primary dataset contains the root plus alldependents of the root (in insertion sequence) for which there is space. The remainingsegments of the database record are put in the overflow dataset.}
- D. Each logical record in a HISAM database primary dataset contains the root plus alldependents of the root (in insertion sequence).
Correct Answer: B 🗳️
What is the purpose of the Self Tuning Memory Manager (STMM) in DB2?
- A. 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.
- B. 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.
- C. STMM allows DBAs to inspect the current memory allocation by buffer pools.
- D. 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.
Correct Answer: D 🗳️
Which one of the following options is FALSE about DB2's Multi-Temperature Data Storage capability?
- A. Multi-temperature data management best practices recommend that cold data should be stored in faster devices in order to maximize overall system performance.
- B. Multi-temperature data management reduces the total cost of ownership by allowing efficient deployment of storage hardware with minimal administrative overhead.
- C. You can use storage groups to implement multi-temperature data management in DB2.
- D. Multi-temperature data management integrates with DB2's Workload Manager feature to let you prioritize your workloads based on the data being accessed.
Correct Answer: A 🗳️
How does automatic storage work in DB2?
- A. Automatic storage is an option which is set when you create a DB2 database that allows fortransitions that are written to the database to be automatically committed.
- B. Automatic storage does not exist in DB2.
- C. Automatic storage is a function of DB2 that allows for tables to be backed up automatically ona regularly scheduled basis.
- D. Automatic storage simplifies storage management by allowing you to specify storage pathswhere the database manager can place tablespace data, and where the database managerallocates space for various uses.
Correct Answer: D 🗳️
