IBM Assessment: InfoSphere DataStage v8.5 : A2090-421

IBM A2090-421 Actual PDF
  • Exam Code: A2090-421
  • Exam Name: Assessment: InfoSphere DataStage v8.5
  • Updated: Aug 17, 2026
  • Q & A: 194 Questions and Answers
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IBM A2090-421 Exam Syllabus Topics:

SectionObjectives
InfoSphere DataStage Architecture- Server and Parallel Job Architecture
- Components (Designer, Director, Administrator)
Job Development- Parallel job design principles
- Job sequences and control logic
- Stages and transformers usage
Data Integration- Data transformation techniques
- Connectivity to data sources and targets
Performance Optimization- Job tuning and bottleneck analysis
- Parallel processing optimization
Administration and Troubleshooting- Job monitoring and logging
- Error handling and recovery

IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

1. You have been asked to delete a shared container from the project by your customer. Before you do this you want to make sure it will not impact other objects in the project. How will you ensure that deleting the shared container will not cause a failure when jobs are recompiled?

A) Select the shared container, Right-click on the Where used command.
B) Select the shared container, Right-click on the Dependencies (deep) command.
C) Advanced find, set Dependencies Of field equal to the container name, and Check the Option to Include nested results for Dependency searches.
D) Select the shared container, Right-click on the Where used (deep) command.


2. Your customer is using Source Code Control Integration for Information server and have tagged artifacts for version 1. You must create a deployment package from the version 1.
Before you create the package you will have to ensure the project is up to date with version 1.
What two things must you do to update the meta-data repository with the artifacts tagged as version 1? (Select two)

A) Right-click the asset and click the Team Import command.
B) Right-click the asset and click Replace From Source Control Workspace.
C) Right-click the asset and click the Deploy command.
D) Right-click the asset and click the Team command to update the Source Control Workspace with the asset.


3. The Change Apply stage produces a change Data Set with a new column representing the code for the type of change. What are three change values identified by these code values? (Choose three.)

A) Remove Duplicates
B) Copy
C) Edit
D) Deleted
E) Final


4. You are responsible for deploying objects into your customers production environment. To ensure the stability of the production system the customer does not permit compilers on production machines. They have also protected the project and only development machines have the required compiler. What two options will allow jobs with a parallel transformer to execute in the customers production machines? (Choose two.)

A) Create a package with Information Server Manager and select the option to include executables.
B) Set $APT_COPY_TRANSFORM_OPERATOR
C) Add $APT_COMPILE_OPT=-portable
D) Export the jobs with Information Server Manager with the executables.


5. A job is using the Load method in the DB2 and Oracle Enterprise stage for parallel loading into a single table. The job fails at runtime and you see there are new table rows added. What would explain this result? (Select two)

A) Some partitions completed before failure.
B) Commit size is smaller than source data.
C) Load operations are sequential.
D) Load operations are parallel.


Solutions:

Question # 1
Answer: D
Question # 2
Answer: A,D
Question # 3
Answer: B,C,D
Question # 4
Answer: A,D
Question # 5
Answer: B,D

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