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IBM C2090-421 Exam Syllabus Topics:
Section
Objectives
Topic 1: Connectivity and Data Sources
- File handling (sequential and complex files)
- Database connectors and stages
Topic 2: Job Design and Development
- Transformations and stages usage
- Designing DataStage jobs
- Data flow and job sequencing
Topic 3: Performance Tuning and Optimization
- Partitioning and parallelism strategies
- Parallel job optimization techniques
Topic 4: DataStage Architecture and Concepts
- InfoSphere DataStage components
- Parallel processing architecture
- Server vs parallel jobs overview
Topic 5: Debugging and Administration
- Logging and error handling
- Job monitoring and troubleshooting
IBM InfoSphere DataStage v8.5 Sample Questions:
In which two situations is it appropriate to use a Sparse Lookup? (Choose two.)
A. When the output of the Lookup stage needs to be hashed partitioned.
B. When reference data is significantly larger than the streaming data (100:1).
C. When invoking a stored procedure within a database per row in the streaming link.
D. When accessing DB2 data using the DB2 API stage.
A client has multiple servers connected with a high bandwidth switch and has installed DataStage on one of them. There are five files (with the same record layout) that must be retrieved from three other servers using FTP. Which approach will retrieve and process all five files in the minimal amount of time?
A. Use a single FTP Enterprise stage and specify five URI properties (one for each file). Next, process the records without landing to disk.
B. In a single job, use five separate FTP Enterprise stages with output links to a single Sort Funnel stage. Next, process the records without landing to disk.
C. In a single job, use three separate FTP Enterprise stages (one for each machine) with output links to a single Sort Funnel stage. Next, process the records without landing to disk.
D. Create a sequence containing five separate DataStage jobs which each retrieve a single file and append it to a common Data Set. Next, process the resulting Data Set in an sixth DataStage job.
Click the exhibit button. You submit a job from DataStage Director and then log onto your DataStage Linux server to issue the command "ps -ef | grep ds" and receive the following screen: Which process is a player?
Explanation: Only visible for PrepAwayETE members. You can sign-up / login (it's free).
discussion
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