IBM InfoSphere DataStage v9.1: C2090-303 Exam
"IBM InfoSphere DataStage v9.1", also known as C2090-303 exam, is a IBM Certification. With the complete collection of questions and answers, PrepPDF has assembled to take you through 134 Q&As to your C2090-303 Exam preparation. In the C2090-303 exam resources, you will cover every field and category in IBM Certified Solution Developer Certification helping to ready you for your successful IBM Certification.
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- Exam Code: C2090-303
- Exam Name: IBM InfoSphere DataStage v9.1
- Certification Provider: IBM
- Corresponding Certification: IBM Certified Solution Developer
- Updated: Sep 05, 2026
- No. of Questions: 134 Questions & Answers with Testing Engine
- Download Limit: Unlimited
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IBM C2090-303 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Job Design & Deployment | 18% | - Compilation and deployment procedures - Job sequencing and restartability - Balanced Optimization |
| Database Connectivity | 7% | - Source and target database properties - Connection and query configuration - Database stage selection |
| Data Transformation | 14% | - SCD and complex transformations - Transformer stage functionality - Data conversion and mapping |
| Job Components & Processing | 11% | - Shared containers and reusability - Join, Lookup, and Merge stages - Sort and Filter stages |
| Configuration | 6% | - Configuration file components and usage - Project setup and configuration - Environment variables and settings |
| Performance & Troubleshooting | 16% | - Error handling and debugging - Performance tuning techniques - Logging and monitoring |
| Metadata Management | 6% | - Importing and exporting metadata - Runtime Column Propagation (RCP) - Schema and data type handling |
| Persistent Storage | 15% | - Data import/export operations - Sequential File stage usage - File formats and properties |
| Parallel Architecture | 7% | - Partitioning and collecting methods - Node configuration and performance - Parallel execution concepts |
IBM InfoSphere DataStage v9.1 Sample Questions:
The data going into the target Sequential File stage is sorted in each partition by the Date field. You want the data in the sequential file to be sorted by Date. Which collection algorithm should you choose in the Sequential File stage?
- A. Ordered
- B. Sort Merge
- C. Auto
- D. Round Robin
What is the correct method to process a file containing multiple record types using a Complex Flat File stage?
- A. Manually break the file into multiple files by record type.
- B. Flatten the record types into a single record type.
- C. Load a table definition for each record type on the Records tab of the Complex Flat File stage.
- D. Define record definitions on the Constraints tab of the Complex Flat File stage.
A job using a one-node configuration file writes to a target Sequential File stage. The target Sequential File stage has been set to write to three different sequential files. How many instances of the Sequential File stage will run in parallel?
- A. Three.
- B. One.
- C. Two.
- D. The job will abort, because a configuration file with at least three nodes is required.
Which step is required to change from a normal lookup to a sparse lookup in an ODBC Connector stage?
- A. Sort the data on the reference link.
- B. Replace columns at the beginning of a SELECT statement with a wildcard asterisk (*).
- C. Change the partitioning to hash.
- D. Change the lookup option in the stage properties to "Sparse".
On the DataStage development server, you have been making enhancements to a copy of a DataStage job running on the production server. You have been asked to document the changes you have made to the job. What tool in DataStage Designer would you use?
- A. DSMakeJobReport
- B. Cross Project Compare
- C. Compare Against
- D. diffapicmdline.exe
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