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IBM Assessment: IBM InfoSphere DataStage v9.1 Assessment Sample Questions:

1. A job validates account numbers with a reference file using a Join stage, which is hash partitioned by account number. Runtime monitoring reveals that some partitions process many more rows than others. Assuming adequate hardware resources, which action can be used to improve the performance of the job?

A) Use Round Robin partitioning on the stream and Entire partitioning on the reference.
B) Change the number of nodes in the configuration file.
C) Replace the Join with a Merge stage.
D) Add a Sort stage in front of the Join stage. Sort by account number.

2. What is the result of running the following command: dsjob -report DSProject ProcData

A) Returns a report of the last run of the ProcData job in a DataStage project named DSProject.
B) Runs the DataStage job named ProcData and returns job status information, including whether the job aborted or ran without warnings.
C) Generates a report about the ProcData job, including information about its stages and links.
D) Runs the DataStage job named ProcData and returns performance information, including the number of rows processed.

3. Identify two different types of custom stages you can create to extend the Parallel job syntax? (Choose two.)

A) Wrapped stage
B) Basic stage
C) Custom stage
D) Group stage
E) Input stage

4. Identify two different types of custom stages you can create to extend the Parallel job syntax? (Choose two.)

A) Wrapped stage
B) Basic stage
C) Custom stage
D) Group stage
E) Input stage

5. What are two statistics or attributes that can be added to the output of a Data Rule stage? (Choose two.)

A) Record ID
B) Number of violations
C) Job execution owner
D) Percentage of violations
E) System timestamp

Solutions: