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Last Updated: Oct 10, 2026
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IBM C2090-303 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Job Design and Development | - Stages and transformers - Data flow design principles - Job types (parallel, server, sequence) |
| Data Integration and Transformation | - Data transformation logic - Lookup and join strategies - Data extraction and loading techniques |
| Administration and Deployment | - Job scheduling and monitoring - Security and user management |
| DataStage Architecture and Concepts | - InfoSphere DataStage components - Parallel processing architecture - Project and environment structure |
| Performance Tuning and Optimization | - Memory and partitioning strategies - Parallel job tuning |
IBM InfoSphere DataStage v9.1 Sample Questions:
Which two statements about the Additional Connections Options property in the Teradata Connector stage to specify details about the number of connections to Teradata are true? (Choose two.)
- A. Requestedsessions is a number between 1 and the number of vprocs in the operating system.
- B. Total requested sessions equals sessions per player multiplied by number of nodes multiplied by players per node. The default value is 4.
- C. Sessionsperplayer determines the number of connections each player in the job has to Teradata.
- D. The default for requestedsessions is the minimum number of available sessions.
- E. The default for requestedsessions is the maximum number of available sessions.
Correct Answer: C,E 🗳️
A DataStage job uses an Inner Join to combine data from two source parallel datasets that were written to disk in sort order based on the join key columns. Which two methods could be used to dramatically improve performance of this job? (Choose two.)
- A. Explicitly specify hash partitioning and sorting on each input to the Join stage.
- B. Add a parallel sort stage before each Join input, specifying the "Don't Sort, Previously Grouped" sort key mode for each key.
- C. Unset the Preserve Partitioning flag on the output of each parallel dataset.
- D. Set the environment variable $APT_SORT_INSERTION_CHECK_ONLY.
- E. Disable job monitoring.
Correct Answer: B,D 🗳️
In your ETL application design you have found several areas of common processing requirements in the mapping specifications. These common logic areas found include: code validation lookups and name formatting. The common logic areas have the same logic, but the jobs using them would have different column metadata. Choose the action that gives you the best reusability design to effectively implement these common logic areas in your ETL application?
- A. Create parallel routines for each of the common logic areas and for each of the unique column metadata formats.
- B. Create separate jobs for each layout and choose the appropriate job to run within a job sequencer.
- C. Create parallel shared containers and define columns combining all data formats.
- D. Create parallel shared containers with Runtime Column Propagation (RCP) ON and define only necessary common columns needed for the logic.
Correct Answer: D 🗳️
You are working on a project that contains a large number of jobs contained in many folders. You would like to review the jobs created by a former developer of the project. How can you find these jobs?
- A. Use Advanced Find feature in the Designer interface.
- B. Select the top project folder and choose Find Dependencies (deep).
- C. Sort the jobs by date in the Repository window.
- D. Right-click on jobs folder in the Repository window and select Filter jobs.
Correct Answer: A 🗳️
Identify the two delimiter areas available to be configured in the Sequential File format tab properties? (Choose two.)
- A. Field delimiter
- B. End of group delimiter
- C. File delimiter
- D. Null delimiter
- E. Final delimiter
Correct Answer: A,E 🗳️
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