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IBM A2090-303 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Data Integration and Transformation | - Data extraction and loading techniques - Data transformation logic - Lookup and join strategies |
| Topic 2: DataStage Architecture and Concepts | - Parallel processing architecture - Project and environment structure - InfoSphere DataStage components |
| Topic 3: Administration and Deployment | - Security and user management - Job scheduling and monitoring |
| Topic 4: Performance Tuning and Optimization | - Parallel job tuning - Memory and partitioning strategies |
| Topic 5: Job Design and Development | - Job types (parallel, server, sequence) - Stages and transformers - Data flow design principles |
IBM Assessment: IBM InfoSphere DataStage v9.1 Assessment Sample Questions:
Identify two restructure stages that allow you to create or organize vectors in the output link results? (Choose two.)
- A. Merge records
- B. Split Vector
- C. Make Subrecord
- D. Split Subrecord
- E. Column Import
Correct Answer: C,D 🗳️
What are the valid join operations for the Join stage? (Choose two.)
- A. Where join
- B. Right outer join
- C. Bottom inner join
- D. Top outer join
- E. Inner join
Correct Answer: B,E 🗳️
Configuring the weighting column of an Aggregator stage affects which two options. (Choose two.)
- A. Average of Weights
- B. Uncorrected Sum of Squares
- C. Coefficient of Variation
- D. Maximum Value
- E. Sum
Correct Answer: B,E 🗳️
Which derivations are executed last in the Transformer stage?
- A. Output column derivations
- B. Input column derivations
- C. Loop variable derivations
- D. Stage variable derivations
Correct Answer: A 🗳️
What is the result of running the following command: dsjob -report DSProject ProcData
- A. Runs the DataStage job named ProcData and returns job status information, including whether the job aborted or ran without warnings.
- B. Generates a report about the ProcData job, including information about its stages and links.
- C. Returns a report of the last run of the ProcData job in a DataStage project named DSProject.
- D. Runs the DataStage job named ProcData and returns performance information, including the number of rows processed.
Correct Answer: C 🗳️
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