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IBM A2090-303 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Basic Troubleshooting and Monitoring | - Simple error identification concepts - Job run monitoring basics |
| Topic 2: DataStage Fundamentals | - Core concepts of InfoSphere DataStage - Basic ETL and data integration principles |
| Topic 3: Job Design Concepts | - Introduction to job stages and links - Transformer and data flow basics |
| Topic 4: DataStage Architecture Overview | - Parallel processing architecture basics - Components of DataStage environment |
| Topic 5: Data Integration Basics | - Flat file and database integration overview - Connecting to data sources |
IBM Assessment: IBM InfoSphere DataStage v9.1 Assessment Sample Questions:
Two new columns have been deleted from a sequential file that a number of DataStage jobs write to. You have imported a table definition for the changed file. How can you determine what jobs might be affected by this change?
- A. Select the original table definition, right-click, then click on the Find dependencies command.
- B. Select the new table definition, right-click, click on the Compare against command, then select original table definition.
- C. Select the original table definition, right-click, then click on the Where used command.
- D. Select the new table definition, right-click, then click on the Where used command.
Correct Answer: C 🗳️
A job validates account numbers with a reference file using a Join stage, which is hash partitioned by account number. Runtime monitoring reveals that some partitions process many more rows than others. Assuming adequate hardware resources, which action can be used to improve the performance of the job?
- A. Add a Sort stage in front of the Join stage. Sort by account number.
- B. Change the number of nodes in the configuration file.
- C. Replace the Join with a Merge stage.
- D. Use Round Robin partitioning on the stream and Entire partitioning on the reference.
Correct Answer: B 🗳️
How is DataStage table metadata shared among DataStage projects?
- A. Use the "Shared Table Creation Wizard" to place the table in the shared repository.
- B. Import another copy of the table metadata into the project where it is required.
- C. Export DataStage table definitions from one project and importing them into another project.
- D. Use the InfoSphere Metadata Asset Manager (IMAM) to move the DataStage table definition to the projects where it is needed.
Correct Answer: A 🗳️
Which job log message heading identifies the score in the job log?
- A. main_program: This step has 3 datasets: ...
- B. main_program: orchgeneral: loaded
- C. OSH script ...
- D. main_program: Broadcasting score.
Correct Answer: A 🗳️
Which two pieces of information are required to be specified for the input link on a Netezza Connector stage? (Choose two.)
- A. Buffering settings
- B. Partitioning
- C. Table definitions
- D. Error log directory
- E. Server name
Correct Answer: A,B 🗳️
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