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IBM C2090-303 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Database Connectivity | 7% | - Database stage selection - Source and target database properties - Connection and query configuration |
| Data Transformation | 14% | - SCD and complex transformations - Data conversion and mapping - Transformer stage functionality |
| Performance & Troubleshooting | 16% | - Logging and monitoring - Performance tuning techniques - Error handling and debugging |
| Job Components & Processing | 11% | - Shared containers and reusability - Sort and Filter stages - Join, Lookup, and Merge stages |
| Persistent Storage | 15% | - File formats and properties - Sequential File stage usage - Data import/export operations |
| Job Design & Deployment | 18% | - Balanced Optimization - Compilation and deployment procedures - Job sequencing and restartability |
| Parallel Architecture | 7% | - Partitioning and collecting methods - Node configuration and performance - Parallel execution concepts |
| Configuration | 6% | - Project setup and configuration - Configuration file components and usage - Environment variables and settings |
| Metadata Management | 6% | - Runtime Column Propagation (RCP) - Importing and exporting metadata - Schema and data type handling |
IBM InfoSphere DataStage v9.1 Sample Questions:
Question #1
What stage allows for more than one reject link?
A. Lookup stage
B. Merge stage
C. Join stage
D. Funnel stage
Question #2
Which statement describes a SCD Type One update in the Slowly Changing Dimension stage?
A. Overwrites an attribute in the fact table.
B. Adds a new row to a dimension table.
C. Adds a new row to the fact table.
D. Overwrites an attribute in a dimension table.
Question #3
A customer must compare a date column with a job parameter date to determine which output links the row belongs on. What stage should be used for this requirement?
A. Filter stage
B. Transformer stage
C. Switch stage
D. Compare stage
Question #4
In the exhibit, a Funnel stage has two input links. Input 1 (Seq_File) comes from a Sequential File stage with "Readers per Node" set to "2". Input 2 (Dataset) comes from a dataset created with 3 partitions. In the Funnel stage, the funnel type is set to "Sequence".
The parallel configuration file contains 4 nodes. How many instances of the Funnel stage run in parallel?
A. 6
B. 1
C. 2
D. 4
Question #5
Your job will write its output to a fixed length data file. When configuring the sequential file stage as a target what format and column tab properties need to be considered for this type of file output?
A. On the Output Link format tab, add the 'Record Type' property to the tree and set its value to be 'F'.
B. On the Output Link column tab, specify the record size total based on all of the columns defined
C. On the Output Link column tab, insure that all the defined column data types are fixed length types.
D. On the Output Link format tab, change the 'Delimiter' property to whitespace.
Solutions:
| Question #1 Correct Answer: B | Question #2 Correct Answer: D | Question #3 Correct Answer: B | Question #4 Correct Answer: D | Question #5 Correct Answer: C |
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