Assessment: IBM InfoSphere DataStage v9.1 Assessment: A2090-303 Exam


"Assessment: IBM InfoSphere DataStage v9.1 Assessment", also known as A2090-303 exam, is a IBM Certification. With the complete collection of questions and answers, PrepAwayPDF has assembled to take you through 134 Q&As to your A2090-303 Exam preparation. In the A2090-303 exam resources, you will cover every field and category in IBM Certified Solution Developer Certification helping to ready you for your successful IBM Certification.

  • Exam Code: A2090-303
  • Exam Name: Assessment: IBM InfoSphere DataStage v9.1 Assessment
  • Total Questions: 134

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IBM A2090-303 Exam Syllabus Topics:

SectionObjectives
Topic 1: Job Design and Development- Transformations
  • 1. Transformer stage logic
    • 2. Stage types and usage
      - Job types
      • 1. Parallel jobs design
        • 2. Server jobs design
          Topic 2: Data Integration and Connectivity- Data sources and targets
          • 1. Database connectivity (ODBC, JDBC)
            • 2. File stages and formats
              - Data movement
              • 1. Data partitioning and collection methods
                • 2. Sequential and parallel data flows
                  Topic 3: Performance Tuning and Optimization- Job optimization
                  • 1. Memory and buffer tuning
                    • 2. Parallelism configuration
                      - System performance
                      • 1. Job monitoring and bottleneck analysis
                        • 2. CPU and resource utilization
                          Topic 4: DataStage Architecture and Concepts- Core architecture
                          • 1. Parallel processing architecture
                            • 2. Server vs parallel jobs overview
                              - Components
                              • 1. Repository and metadata management
                                • 2. DataStage Director, Designer, and Administrator
                                  Topic 5: Administration and Troubleshooting- Error handling
                                  • 1. Log analysis and resolution
                                    • 2. Job debugging techniques
                                      - Environment management
                                      • 1. Project setup and configuration
                                        • 2. User roles and permissions

                                          IBM Assessment: IBM InfoSphere DataStage v9.1 Assessment Sample Questions:

                                          Question 1

                                          What two repositories does the Source Code Control Integration for DataStage and QualityStage serve? (Choose two.)

                                          A. Universe Project Repository
                                          B. WebSphere Repository
                                          C. Information Analyzer Repository
                                          D. Information Server metadata Repository
                                          E. Source Code Repository


                                          Question 2

                                          Which job design technique can be used to give unique names to sequential output files that are used in multi-instance jobs?

                                          A. Use a Transformer stage variable to generate the name.
                                          B. Generate unique file names by using a macro.
                                          C. Use DSJoblnvocationID to generate a unique filename.
                                          D. Use parameters to identify file names.


                                          Question 3

                                          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 stage and links with column names and ideas.
                                          B. Name all stages and links based on what they do.
                                          C. Indicate all stage names within the job annotation.
                                          D. Name all stage and links the same.


                                          Question 4

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

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


                                          Question 5

                                          Which derivations are executed last in the Transformer stage?

                                          A. Stage variable derivations
                                          B. Output column derivations
                                          C. Input column derivations
                                          D. Loop variable derivations


                                          Solutions:

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

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