Exam Name: Assessment: InfoSphere DataStage v8.5
Certification Provider: IBM
Corresponding Certification: IBM Specialist
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IBM A2090-421 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Job Design and Development | - Transformations and stages usage - Designing DataStage jobs - Data flow and job sequencing |
| Topic 2: DataStage Architecture and Concepts | - InfoSphere DataStage components - Server vs parallel jobs overview - Parallel processing architecture |
| Topic 3: Connectivity and Data Sources | - File handling (sequential and complex files) - Database connectors and stages |
| Topic 4: Debugging and Administration | - Logging and error handling - Job monitoring and troubleshooting |
| Topic 5: Performance Tuning and Optimization | - Partitioning and parallelism strategies - Parallel job optimization techniques |
IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:
Which three environment variables are used for reporting on DataStage jobs? (Select three)
- A. $APT_DUMP_SCORE
- B. $APT_DISABLE_ROOT_FORKJOIN
- C. $OSH_PRINT_SCHEMAS
- D. $APT_PM_PLAYER_MEMORY
- E. $APT_PM_STARTUP_CONCURRENCY
Correct Answer: A,C,D 🗳️
Your job is using the DB2 Enterprise stage as a target. In this job you are inserting data into a single existing table on a remote database. You are using Run-Time Column Propagation (RCP) on all of the links.
Which two job design configuration actions would you consider to effectively use RCP? (Select two)
- A. Use DB2 partitioning properties on the input link to the DB2 Enterprise stage to control column layout in partitions.
- B. In the DB2 Enterprise stage set the option named "Silently Drop Columns Not in Table" to "True".
- C. In the DB2 Enterprise stage use Connection properties to manage column mappings.
- D. Use a Modify stage prior to the DB2 Enterprise stage in order to drop the columns not found in the table.
Correct Answer: A,B 🗳️
In which two operations can you create DataStage projects? (Choose two.)
- A. When creating a project in the IBM Information Server Console.
- B. When adding new projects from DataStage Administrator.
- C. During DataStage installation.
- D. When exporting and importing a DataStage project from DataStage Director.
Correct Answer: B,C 🗳️
You have been asked to delete a shared container from the project by your customer. Before you do this you want to make sure it will not impact other objects in the project. How will you ensure that deleting the shared container will not cause a failure when jobs are recompiled?
- A. Select the shared container, Right-click on the Dependencies (deep) command.
- B. Advanced find, set Dependencies Of field equal to the container name, and Check the Option to Include nested results for Dependency searches.
- C. Select the shared container, Right-click on the Where used (deep) command.
- D. Select the shared container, Right-click on the Where used command.
Correct Answer: C 🗳️
What two stages are required to place Header and Detail records, which have different formats, into a single format? (Choose two.)
- A. Combine Stage
- B. Funnel Stage
- C. Column Export Stage
- D. Column Import Stage
Correct Answer: B,C 🗳️
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