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IBM A2090-303 : Assessment: IBM InfoSphere DataStage v9.1 Assessment
- Exam Code: A2090-303
- Exam Name: Assessment: IBM InfoSphere DataStage v9.1 Assessment
- Updated: Sep 28, 2026
- Q & A: 134 Questions and Answers
About IBM A2090-303 Exam
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IBM A2090-303 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Parallel Architecture | 7% | - Environment variables for parallel jobs - Parallel execution framework - Partitioning and collecting methods |
| Deployment & Source Control | 7% | - Source control integration - Export/import of jobs and projects - Job comparison and impact analysis |
| Job Design Principles | 12% | - Performance-oriented job design - Minimizing sorts and repartitions - Shared containers and reusable components - Restart points and checkpoint design |
| Database Connectivity | 7% | - Connection configuration and optimization - Database Connector stages - SQL pushdown and data type handling |
| Complex Jobs & Real-Time | 10% | - Job sequences and dependencies - Information Services Director (ISD) - Real-time integration patterns |
| Configuration | 6% | - Project and environment setup - Configuration file structure - Node pools and parallel environment design |
| Data Transformation | 14% | - Transformer stage functionality - Slowly Changing Dimension (SCD) stage - Type conversion and derivations - Change Capture and Apply stages |
| Metadata | 6% | - Metadata sharing and reuse - Runtime Column Propagation (RCP) - Schema management and import |
| Performance Tuning | 10% | - Sorting and partitioning optimization - Environment variable tuning - Identifying bottlenecks |
| Persistent Storage | 15% | - File format and record structure - Sequential File and Data Set stages - Data import/export operations |
| Job Control & Runtime Management | 6% | - Log analysis and troubleshooting - Monitoring execution status - Error handling and message handlers |
IBM Assessment: IBM InfoSphere DataStage v9.1 Assessment Sample Questions:
Question #1
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. Switch stage
- B. Filter stage
- C. Compare stage
- D. Transformer stage
Correct Answer: D 🗳️
Question #2
The parallel framework supports standard and complex data types in the SQL type column tab property. Identify the two complex data types? (Choose two.)
- A. Linked list
- B. VarChar
- C. Binary trees
- D. Vector
- E. Subrecord
Correct Answer: D,E 🗳️
Question #3
When optimizing a job, Balanced Optimization will NOT search the job for what pattern?
- A. Property Settings
- B. Links
- C. Stages
- D. Sequencers
Correct Answer: D 🗳️
Question #4
Which DB2 to InfoSphere DataStage data type conversion is correct when reading data with the DB2 Connector stage?
- A. XML to SQL_WVARCHAR
- B. VARCHAR, 32768 to SQL_VARCHAR
- C. BIGINT to SQL_BIGINT (INT32)
- D. CHAR FOR BIT DATA to SQL_VARBINARY
Correct Answer: A 🗳️
Question #5
What is the correct method to process a file containing multiple record types using a Complex Flat File stage?
- A. Load a table definition for each record type on the Records tab of the Complex Flat File stage.
- B. Define record definitions on the Constraints tab of the Complex Flat File stage.
- C. Manually break the file into multiple files by record type.
- D. Flatten the record types into a single record type.
Correct Answer: A 🗳️
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