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IBM A2090-421 Exam Syllabus Topics:

IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

Question 1

You are experiencing performance issues for a given job. You are assigned the task of understanding what is happening at run time for that job. What are the first two steps you should take to understand the job performance issues? (Choose two.)

A. Run job with $APT_TRACE_RUN set to true.
B. Run job with $APT_DUMP_SCORE set to true.
C. Review the objectives of the job.
D. Replace Transformer stages with custom operators.

Question 2

You are connected to a domain and must configure it for Source Code Integration.
What are the two things that must be done to associate your DataStage repository with a source control system? (Select two)

A. From Information Server Manager choose Team Share Project.
B. From Information Server Manager choose Team Import.
C. From Designer Client choose Team Share Project.
D. Create a source code control project with the same name as the domain. Choose Integrate Source Control.

Question 3

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 Where used (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 Dependencies (deep) command.

Question 4

Which two job design techniques can be used to provide unique names to sequential output files that are used in multi-instance jobs? (Select two)

A. Create the file name(s) from values contained in a value file.
B. Prepend/append the Invocation ID to the file name.
C. Use the file name(s) from values contained in the data stream.
D. Use parameters to identify file names.

Question 5

A client needs to process a flat file where a set of values in the import data columns should be treated as Null. What is the best way to handle multiple Null values using a Sequential File stage?

A. On the Input Link format tab, specify a separator character in the dependent Null field value separator property and then use this separator to delimit the null values in the Null field value property. Click here to input option.
B. On the Input Link format tab, specify the null values in double quotes separated by a comma in the Null field value property.
C. On the Output Link format tab, specify the null values in double quotes separated by a comma in the Null field value property.
D. On the Output Link format tab, specify a separator character in the dependent Null field value separator property and then use this separator to delimit the null values in the Null field value property.

Solutions: