IBM InfoSphere DataStage v9.1 : C2090-303 valid dumps

C2090-303 real exams

Exam Code: C2090-303

Exam Name: IBM InfoSphere DataStage v9.1

Updated: Jul 25, 2026

Q & A: 134 Questions and Answers

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IBM C2090-303 Exam Syllabus Topics:

SectionObjectives
Performance Tuning- Optimization Techniques
  • 1. Partitioning strategies
    • 2. Buffer tuning and resource management
      Job Control and Administration- Scheduling and Monitoring
      • 1. Job sequences and control flow
        • 2. Logging and troubleshooting
          Data Integration and Processing- Data Sources and Targets
          • 1. Database connectivity and connectors
            • 2. Sequential file handling
              DataStage Fundamentals- Architecture Overview
              • 1. Parallel processing architecture concepts
                • 2. InfoSphere DataStage components (Designer, Director, Administrator)
                  Job Design and Development- Transformations
                  • 1. Derivations and expressions
                    • 2. Transformer stage usage
                      - Parallel and Server Jobs
                      • 1. Job types and design considerations
                        • 2. Stages and links configuration

                          IBM InfoSphere DataStage v9.1 Sample Questions:

                          1. What is the purpose of the APT_DUMP_SCORE environment variable?

                          A) There is no such environment variable.
                          B) It is an environment variable that enables the collection of runtime performance statistics.
                          C) It is a reporting environment variable that adds additional runtime information in the job log.
                          D) It is an environment variable that turns on the job monitor.


                          2. Modular development techniques should be used to maximize re-use of DataStage jobs and components. Which statement represents Modular Development techniques?

                          A) Job parameterization allows a single job design to process similar logic instead of creating multiple copies of the same job.
                          B) Create a standard directory structure inside of the DataStage project directory for source and target files.
                          C) Job parameters should be used in Job Names.
                          D) Hard code the Invocation ID to improve development process.


                          3. Which job log message heading identifies the score in the job log?

                          A) main_program: orchgeneral: loaded
                          B) main_program: This step has 3 datasets: ...
                          C) main_program: Broadcasting score.
                          D) OSH script ...


                          4. Suppose a user ID has been created with DataStage and QualityStage component authorization. Which client application would be used to give that user ID DataStage Developer permission?

                          A) DataStage Director client
                          B) DataStage Designer client
                          C) Information Server Web Console Administrator client
                          D) DataStage Administrator client


                          5. In the Slowly Changing Dimension stage, a dimension columns Purpose code property can trigger which two actions. (Choose two.)

                          A) Update fact table keys.
                          B) Delete duplicate dimension table rows.
                          C) Insert rows into the fact table.
                          D) Detect dimension changes.
                          E) Update the dimension table.


                          Solutions:

                          Question # 1
                          Answer: C
                          Question # 2
                          Answer: A
                          Question # 3
                          Answer: B
                          Question # 4
                          Answer: D
                          Question # 5
                          Answer: D,E

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