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Exam Code: A2090-303
Exam Name: Assessment: IBM InfoSphere DataStage v9.1 Assessment
Updated: Sep 09, 2026
Q & A: 134 Questions and Answers
A2090-303 Free Demo download
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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Parallel Architecture | 7% | - Partitioning and collecting methods - Node configuration and performance - Parallel execution concepts |
| Topic 2: Configuration | 6% | - Configuration file components and usage - Environment variables and settings - Project setup and configuration |
| Topic 3: Performance & Troubleshooting | 16% | - Error handling and debugging - Performance tuning techniques - Logging and monitoring |
| Topic 4: Job Components & Processing | 11% | - Join, Lookup, and Merge stages - Sort and Filter stages - Shared containers and reusability |
| Topic 5: Database Connectivity | 7% | - Connection and query configuration - Database stage selection - Source and target database properties |
| Topic 6: Metadata Management | 6% | - Runtime Column Propagation (RCP) - Importing and exporting metadata - Schema and data type handling |
| Topic 7: Job Design & Deployment | 18% | - Balanced Optimization - Job sequencing and restartability - Compilation and deployment procedures |
| Topic 8: Persistent Storage | 15% | - Data import/export operations - Sequential File stage usage - File formats and properties |
| Topic 9: Data Transformation | 14% | - Data conversion and mapping - Transformer stage functionality - SCD and complex transformations |
Question 1
How is DataStage table metadata shared among DataStage projects?
A. Use the InfoSphere Metadata Asset Manager (IMAM) to move the DataStage table definition to the projects where it is needed.
B. Export DataStage table definitions from one project and importing them into another project.
C. Use the "Shared Table Creation Wizard" to place the table in the shared repository.
D. Import another copy of the table metadata into the project where it is required.
Question 2
How does the Complex Flat File stage (CFF) support the use of OCCURS clauses within COBOL files?
A. Each element of the OCCURS clause is treated as a subrecord.
B. The CFF stage cannot process COBOL files with OCCURS clauses.
C. Each element of the OCCURS clause is treated as a separate element in an array.
D. Each element of the OCCURS clause is treated as a column of raw data.
Question 3
The number of File Set data files created depends upon what two items? (Choose two.)
A. Number of logical processing nodes.
B. Operating system limitations.
C. Amount of memory.
D. Schema definition of the file.
E. Number of disks in the export or default disk pool connected to each processing node in the default node pool.
Question 4
What two computer system resources on the DataStage engine are monitored in the Operations Console? (Choose two.)
A. XMETA database
B. Disk
C. Memory
D. Scratch disk
E. CPU
Question 5
How must the input data set be organized for input into the Join stage? (Choose two.)
A. Sorted by Join key
B. Unsorted
C. Key partitioned
D. Hash partitioned
E. Entire partitioned
Solutions:
| Question 1 Answer: C | Question 2 Answer: C | Question 3 Answer: A,E | Question 4 Answer: C,E | Question 5 Answer: A,C |
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