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IBM P2090-047 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Troubleshooting and Support | 10% | - Support and maintenance processes - Diagnostic tools and procedures - Common issues and resolution |
| Topic 2: System Administration | 25% | - User and security management - Database maintenance tasks - Monitoring and logging |
| Topic 3: Installation and Configuration | 25% | - Initial setup and configuration - System deployment procedures - Network and storage configuration |
| Topic 4: Architecture and Components | 25% | - System hardware and software components - High availability and disaster recovery - Database architecture and design |
| Topic 5: Performance and Optimization | 15% | - Resource management - Query optimization techniques - Workload management |
IBM PureData System for Transactions Technical Mastery Test v1 Sample Questions:
1. Why is table skew important to manage?
A) Low table skew negatively impacts data compression.
B) Deleted rows consume disk space until they are freed.
C) High table skew negatively impacts performance.
D) Low table skew negatively impacts performance.
2. What is required to troubleshoot a query?
A) nzevents and the pg.log.
B) nzsql and the ODBC config.
C) nzinventory and the dbos.log.
D) nzdumpschema and the execution plan.
3. You have created a group GroupA with JOB MAXIMUM of 4, which statement is true?
A) If users in GroupA submit more than 4 queries, then they will queue in order.
B) If users in GroupA submit more than 4 queries they will fail.
C) No more than 4 users can be assigned to Group
D) The job maximum cannot be less than the default concurrent query limit of 48.
4. When is the ToplogyImbalance event triggered?
A) When an S-Blade has ownership of more dataslices than is optimal (usually following a disk replacement).
B) When a disk enclosure's voltage sensor is reading outside the nominal range.
C) When a SAS switch has failed.
D) When the path the path between an S-Blade and its disks has failed.
5. What will occur when two tables are joined together and the data is NOT collocated?
A) A cluster based join method is performed.
B) Data is dynamically redistributed or broadcasted.
C) A merge join operation will be performed.
D) No data movement is required.
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: D | Question # 3 Answer: A | Question # 4 Answer: A | Question # 5 Answer: B |


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