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IBM C2090-421 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Configuration | 6% | - Install and configure InfoSphere DataStage v8.5 - Understand architecture and components - Create and configure projects |
| Topic 2: Job Design & Development | 25% | - Slowly Changing Dimensions (SCD) - Transformer and derivation logic - Lookup, Join, Merge, and Funnel stages - Job sequences and parameterization |
| Topic 3: Performance & Troubleshooting | 15% | - Monitor and log execution - Partitioning and sorting optimization - Handle errors and rejects |
| Topic 4: Parallel Architecture | 9% | - Data partitioning and collecting - Node pools and parallel processing - Parallel execution and configuration files |
| Topic 5: Metadata Management | 6% | - Import and share metadata - Schema orchestration - Runtime Column Propagation (RCP) |
| Topic 6: Persistent Storage | 10% | - Restructure and format stages - Data sets and file structures - Sequential files and file sets |
| Topic 7: Advanced Techniques | 10% | - Job deployment and packaging - Environment variables and parameter sets - Complex Flat File (CFF) stage |
| Topic 8: Database Connectivity | 9% | - Source and target database properties - ODBC, DB2, Oracle integration - Database stage selection |
IBM InfoSphere DataStage v8.5 Sample Questions:
An important top level Job Sequence has been modified. It controls a process flow consisting of sub Job Sequences, Routines and Parallel Jobs. You must set up a new project to test the top level Job Sequence. You are not allowed to move any repository objects that are not impacted by the top level Job Sequence.
What two options would identify only the repository objects impacted by the change made to the top level Job Sequence? (Select two)
- A. On Export check Include dependencies of
- B. Click Impact Analysis Icon on Designer Client Toolbar.
- C. Select the top Level Job Sequence and Dependency of (deep).
- D. Repository Advanced Find Where Used
You are setting up project defaults. Which three items can be set in DataStage Administrator? (Choose three.)
- A. default for compile options
- B. defaults for environment variables
- C. default prompting options, such as Autosave job before compile
- D. suite roles
- E. default for Runtime Column Propagation
What two data sources support direct lookups? (Select two)
- A. SqIServer
- B. ODBC
- C. DB2
- D. Teradata
- E. Oracle
Which statement is true about the Web Services Pack?
- A. Web Services Pack is configured from within the Information Services Director application.
- B. Web Services Pack communicates by Enterprise Java Beans.
- C. Web Services Pack makes a service request using SOAP.
- D. Web Services Pack generates a WSDL.
Which three actions can improve sort performance in a DataStage job? (Choose three.)
- A. Run the job sequentially so that only one sort process is invoked.
- B. Specify only the key columns which are necessary.
- C. Use the stable-sort option to avoid the random ordering of non-key data.
- D. Adjust the "Restrict Memory Usage" option in the Sort stage.
- E. Minimize the number of sorts used within a job flow.
Magee -
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