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IBM C2090-421 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Job Design and Development | 30% | - Stage usage and configuration - Sequential and parallel job creation - Data linking and partitioning - Parameter sets and environment variables |
| Topic 2: Data Transformation and Processing | 25% | - Handling NULL values and data types - Transformer stage logic - Lookup and reference data - Slowly Changing Dimensions (SCD) |
| Topic 3: Advanced Features and Integration | 10% | - Metadata management - Job sequences and control flow - Source control integration |
| Topic 4: Job Execution, Monitoring and Troubleshooting | 15% | - Job logs and error handling - Debugging and validation - Director client usage - Performance optimization |
| Topic 5: DataStage Architecture and Components | 20% | - InfoSphere Information Server architecture - Client and server components - Project and repository management - Parallel framework concepts |
IBM InfoSphere DataStage v8.5 Sample Questions:
1. In a file defining a partial schema, which three properties define the record? (Choose three.)
A) text
B) delim
C) intact
D) record_length
E) record_delim_string
2. When creating a Wrapper stage, which three tasks need to be done? (Select three)
A) Specify how Wrapper property values are to be converted.
B) Specify whether input rows are to be processed automatically or manually.
C) Create Table Definitions that define the Wrapper's input and output columns.
D) Code and compile the C/C++ Wrapper source code.
E) Specify the command to be executed by the Wrapper.
3. Which three environment variables are used for reporting on DataStage jobs? (Select three)
A) $OSH_PRINT_SCHEMAS
B) $APT_DUMP_SCORE
C) $APT_PM_PLAYER_MEMORY
D) $APT_DISABLE_ROOT_FORKJOIN
E) $APT_PM_STARTUP_CONCURRENCY
4. You have a dataset hash-partitioned and sorted on CustID. You need to create a Sequential File sorted on CustID from this dataset. Which technique is the most appropriate?
A) Insert Sort stage before the final Sequential File stage and use Ordered collector for the Sequential File stage input link.
B) Use Copy stage.
C) Insert Sort stage before the final Sequential File stage and use Round Robin collector for the Sequential File stage input link.
D) Use SortMerge collector for the Sequential File input link.
5. 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) When exporting and importing a DataStage project from DataStage Director.
D) During DataStage installation.
Solutions:
| Question # 1 Answer: C,D,E | Question # 2 Answer: A,C,E | Question # 3 Answer: A,B,C | Question # 4 Answer: D | Question # 5 Answer: B,D |
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