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Updated: Aug 03, 2026
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IBM A2090-421 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Job Design and Development | - Building DataStage jobs
|
| DataStage Architecture and Fundamentals | - Core architecture concepts
|
| Data Connectivity and Integration | - Source and target systems
|
| Monitoring and Administration | - Job control and troubleshooting
|
| Performance and Optimization | - Parallel execution tuning
|
IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:
1. Which two data repositories can you use for user authentication within the Information Server Suite? (Choose two.)
A) the IBM Metadata repository
B) the IBM Information Server user directory
C) the local operating system directory
D) the IBM Suite User Configuration file specified within the dsenv file
2. Which of the following describes what happens when Runtime Column Propagation is enabled?
A) An input column value flows into a target column based on its position in a Schema file.
B) An input column value flows into a target column based on its position in the input row. For example, first column in the input row goes into the first target column.
C) An input column value flows into a target column only if it is explicitly mapped to it.
D) An input column value flows into a target column only if it matches it by name.
3. Which Oracle data type conversion is correct?
A) Oracle data type NUMBER converts to DECIMAL(38, 0) in Oracle Enterprise stage.
B) Oracle data type NUMBER(6, 0) converts to INT32 in Oracle Enterprise.
C) Oracle data type NUMBER(15, 0) converts to INT32 in Oracle Enterprise stage.
D) Oracle data type RAW converts to RAW in Oracle Enterprise stage.
4. In which two situations would you use the Web Services Client stage? (Choose two.)
A) You do not need both input and output links in a single web service operation.
B) You need the Web service to act as either a data source or a data target during an operation.
C) You need to create a WSDL.
D) You want to deploy a service.
5. You are running a DataStage job using a 2-node configuration file. How can a fixed-width single sequential file be read in parallel? (Choose two.)
A) Specify a node constraint for the SequentialFile stage.
B) Set the Execution Mode to the SequentialFile stage to "Parallel".
C) Set the "Number of Readers per Node" optional property to a value greater than 1.
D) Set the "Read From Multiple Nodes" optional property to a value greater than 1.
E) Use an external Source stage.
Solutions:
| Question # 1 Answer: B,C | Question # 2 Answer: D | Question # 3 Answer: A | Question # 4 Answer: A,B | Question # 5 Answer: C,D |
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