IBM C2090-303 Q&A - in .pdf
- Exam Code: C2090-303
- Exam Name: IBM InfoSphere DataStage v9.1
- Updated: Sep 27, 2026
- Q & A: 134 Questions and Answers
- PDF Price: $59.99
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IBM C2090-303 Q&A - Testing Engine
- Exam Code: C2090-303
- Exam Name: IBM InfoSphere DataStage v9.1
- Updated: Sep 27, 2026
- Q & A: 134 Questions and Answers
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IBM C2090-303 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Database Connectivity | 7% | - SQL pushdown and data type handling - Database Connector stages - Connection configuration and optimization |
| Complex Jobs & Real-Time | 10% | - Real-time integration patterns - Job sequences and dependencies - Information Services Director (ISD) |
| Metadata | 6% | - Metadata sharing and reuse - Schema management and import - Runtime Column Propagation (RCP) |
| Job Design Principles | 12% | - Performance-oriented job design - Minimizing sorts and repartitions - Restart points and checkpoint design - Shared containers and reusable components |
| Performance Tuning | 10% | - Identifying bottlenecks - Environment variable tuning - Sorting and partitioning optimization |
| Data Transformation | 14% | - Change Capture and Apply stages - Type conversion and derivations - Transformer stage functionality - Slowly Changing Dimension (SCD) stage |
| Configuration | 6% | - Project and environment setup - Node pools and parallel environment design - Configuration file structure |
| Parallel Architecture | 7% | - Parallel execution framework - Partitioning and collecting methods - Environment variables for parallel jobs |
| Deployment & Source Control | 7% | - Source control integration - Job comparison and impact analysis - Export/import of jobs and projects |
| Job Control & Runtime Management | 6% | - Error handling and message handlers - Log analysis and troubleshooting - Monitoring execution status |
| Persistent Storage | 15% | - Sequential File and Data Set stages - Data import/export operations - File format and record structure |
IBM InfoSphere DataStage v9.1 Sample Questions:
A job design consists of an input Row Generator stage, a Sort stage, followed by a Transformer stage and an output Data Set stage. The job is run on an SMP machine with a configuration file defined with four nodes. The $APT_DISABLE_COMBINATION variable is set to True. How many player processes will this job generate?
- A. 16
- B. 13
- C. 16
- D. 7
Correct Answer: B 🗳️
What is the result of running the following command: dsjob -report DSProject ProcData
- A. Returns a report of the last run of the ProcData job in a DataStage project named DSProject.
- B. Runs the DataStage job named ProcData and returns job status information, including whether the job aborted or ran without warnings.
- C. Generates a report about the ProcData job, including information about its stages and links.
- D. Runs the DataStage job named ProcData and returns performance information, including the number of rows processed.
Correct Answer: A 🗳️
Which statement describes what happens when Runtime Column Propagation is disabled for a parallel job?
- A. An input column value flows into a target column based on its position in the input row. For example, first column in the input row goes into the first target column.
- B. You must set APT_AUTO_MAP project environment to true to allow output link mapping to occur.
- C. An input column value flows into a target column only if it matches it by name.
- D. An input column value flows into a target column only if it is explicitly mapped to it.
Correct Answer: D 🗳️
Which statement describes a SCD Type One update in the Slowly Changing Dimension stage?
- A. Adds a new row to a dimension table.
- B. Overwrites an attribute in a dimension table.
- C. Overwrites an attribute in the fact table.
- D. Adds a new row to the fact table.
Correct Answer: B 🗳️
You are assigned to correct a job from another developer. The job contains 20 stages sourcing data from two Data Sets and many sequential files. The annotation in the job indicates who wrote the job and when, not the objective of the job. All link and stage names use the default names. One of the output columns has an incorrect value which should have been obtained using a lookup. What could the original developer have done to make this task easier for maintenance purposes?
- A. Name all stages and links based on what they do.
- B. Indicate all stage names within the job annotation.
- C. Name all stage and links with column names and ideas.
- D. Name all stage and links the same.
Correct Answer: A 🗳️
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