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IBM A2090-303 Exam Overview:
| Certification Vendor: | IBM |
| Exam Name: | IBM InfoSphere DataStage v9.1 |
| Exam Number: | C2090-303 |
| Exam Duration: | 90 minutes |
| Exam Price: | USD 200 |
| Real Exam Qty: | 67 |
| Exam Format: | Multiple Choice, Multiple Select |
| Certificate Validity Period: | 3 years |
| Passing Score: | 59% |
| Available Languages: | English |
| Related Certifications: | IBM Certified Specialist - InfoSphere DataStage v9.1 |
| Recommended Training: | IBM InfoSphere DataStage v9.1 Training |
| Exam Registration: | IBM Certification & Registration Pearson VUE Scheduling |
| Sample Questions: | IBM A2090-303 Sample Questions |
| Exam Way: | Proctored online or at authorized Pearson VUE test centers |
| Pre Condition: | No mandatory prerequisite exams; recommended experience with SQL, database concepts, and basic DataStage development |
| Official Syllabus URL: | https://www.ibm.com/certify/exams/C2090-303 |
IBM A2090-303 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Deployment & Source Control | 7% | - Export/import of jobs and projects - Source control integration - Job comparison and impact analysis |
| Topic 2: Job Design Principles | 12% | - Performance-oriented job design - Shared containers and reusable components - Restart points and checkpoint design - Minimizing sorts and repartitions |
| Topic 3: Complex Jobs & Real-Time | 10% | - Real-time integration patterns - Job sequences and dependencies - Information Services Director (ISD) |
| Topic 4: Performance Tuning | 10% | - Sorting and partitioning optimization - Identifying bottlenecks - Environment variable tuning |
| Topic 5: Metadata | 6% | - Schema management and import - Metadata sharing and reuse - Runtime Column Propagation (RCP) |
| Topic 6: Data Transformation | 14% | - Change Capture and Apply stages - Slowly Changing Dimension (SCD) stage - Type conversion and derivations - Transformer stage functionality |
| Topic 7: Job Control & Runtime Management | 6% | - Monitoring execution status - Error handling and message handlers - Log analysis and troubleshooting |
| Topic 8: Parallel Architecture | 7% | - Partitioning and collecting methods - Parallel execution framework - Environment variables for parallel jobs |
| Topic 9: Configuration | 6% | - Configuration file structure - Node pools and parallel environment design - Project and environment setup |
| Topic 10: Database Connectivity | 7% | - Connection configuration and optimization - SQL pushdown and data type handling - Database Connector stages |
| Topic 11: Persistent Storage | 15% | - Data import/export operations - Sequential File and Data Set stages - File format and record structure |
IBM Assessment: IBM InfoSphere DataStage v9.1 Assessment Sample Questions:
1. Which statement is true when using the SaveInputRecord() function in a Transformer stage.
A) You can only use the SaveInputRecord() function in Loop variable derivations.
B) You must retrieve all saved queue records using the GetSavedInputRecord() function within Stage variable derivations.
C) You must retrieve all saved queue records using the GetSavedInputRecord() function within Loop variable derivations.
D) You can access the saved queue records using Vector referencing in Stage variable derivations.
2. Which two statements are true about Data Sets? (Choose two.)
A) Data Sets preserve partitioning.
B) Data Sets require import/export conversions.
C) Data Sets represent persistent data.
D) Data Sets require repartitioning.
E) Data sets contain ASCII data.
3. 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) Auto
C) Round Robin
D) Sort Merge
4. What two binding types are supported by Information Services Director (ISD) for a parallel job that is designed to be used as a service? (Choose two.)
A) EJB
B) HDFS
C) SOAP
D) STREAMS
E) SQL
5. Which DB2 to InfoSphere DataStage data type conversion is correct when reading data with the DB2 Connector stage?
A) BIGINT to SQL_BIGINT (INT32)
B) VARCHAR, 32768 to SQL_VARCHAR
C) CHAR FOR BIT DATA to SQL_VARBINARY
D) XML to SQL_WVARCHAR
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: A,C | Question # 3 Answer: D | Question # 4 Answer: A,C | Question # 5 Answer: D |
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