Exam Name: IBM InfoSphere DataStage v9.1
Certification Provider: IBM
Corresponding Certification: IBM Certified Solution Developer
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IBM C2090-303 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Job Design and Development | - Transformer stage usage - Job stages and links - Data flows and sequencing |
| Topic 2: DataStage Architecture and Components | - Server vs Parallel jobs concepts - DataStage Director, Designer, and Administrator - Parallel processing architecture |
| Topic 3: Data Integration and Connectivity | - Enterprise system integration - Flat file and sequential file handling - Database connectors (ODBC, JDBC) |
| Topic 4: Administration and Troubleshooting | - Environment configuration and deployment - Job monitoring and logging - Error handling and debugging |
| Topic 5: Performance Tuning and Optimization | - Partitioning strategies - Memory and resource optimization - Parallel execution tuning |
IBM InfoSphere DataStage v9.1 Sample Questions:
Modular development techniques should be used to maximize re-use of DataStage jobs and components. Which statement represents Modular Development techniques?
- A. Job parameters should be used in Job Names.
- B. Job parameterization allows a single job design to process similar logic instead of creating multiple copies of the same job.
- C. Hard code the Invocation ID to improve development process.
- D. Create a standard directory structure inside of the DataStage project directory for source and target files.
Correct Answer: B 🗳️
In addition to the table and schema names, what two element names must be specified when you create a shared table definition in DataStage Designer? (Choose two.)
- A. DataStage server system name
- B. Database instance
- C. Database
- D. Host system
- E. Project name
Correct Answer: C,D 🗳️
Which statement describes what happens when Runtime Column Propagation is disabled for a parallel job?
- A. You must set APT_AUTO_MAP project environment to true to allow output link mapping to occur.
- B. 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.
- C. An input column value flows into a target column only if it is explicitly mapped to it.
- D. An input column value flows into a target column only if it matches it by name.
Correct Answer: C 🗳️
Configuring the weighting column of an Aggregator stage affects which two options. (Choose two.)
- A. Sum
- B. Coefficient of Variation
- C. Maximum Value
- D. Average of Weights
- E. Uncorrected Sum of Squares
Correct Answer: A,E 🗳️
What is the correct method to process a file containing multiple record types using a Complex Flat File stage?
- A. Manually break the file into multiple files by record type.
- B. Flatten the record types into a single record type.
- C. Load a table definition for each record type on the Records tab of the Complex Flat File stage.
- D. Define record definitions on the Constraints tab of the Complex Flat File stage.
Correct Answer: C 🗳️
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