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IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

1. You have a DataStage job on SMP environment. It contains an input sequential file, a Modify stage, followed by a Transformer stage, and an output Sequential File stage. The job is run with three nodes. The engine uses all default settings. How many processes will this job create?

A) 19
B) 9
C) 16
D) 12

2. A customer requires that a single output file generated by a parallel job be created in sort order. Which two job designs would achieve this goal? (Choose two.)

A) Set the "Execution Mode" in the Advanced stage properties tab of the parallel Sort stage to execute sequentially.
B) Specify both partition and sort key columns on the input to the target SequentialFile stage.
C) Write the result to a parallel dataset, then write a shell script to convert the dataset records to text format, in sorted order.
D) Use a parallel sort and partition the input to the SequentialFile stage using a Sort Merge collector.
E) Insert a sorted Funnel stage before the input to the output SequentialFile stage.

3. Click on the Exhibit button.

Provided you have enough system resources, what is the maximum number of jobs that could be running concurrently in this image?

A) 4
B) 2
C) 3
D) 5

4. How is DataStage Table Metadata shared among DataStage projects?

A) Use the Import/Export Manager to move the DataStage Table Definition to the projects where it is needed.
B) DataStage Tables cannot be shared between projects.
C) Use the "Shared Table Creation Wizard" to create a copy of the table in the shared repository.
D) Export DataStage Table Definitions from one project and importing them into another project.
E) Import another copy of the table metadata into the project where it is required.

5. In which two situations is it appropriate to use a Sparse Lookup? (Choose two.)

A) When the output of the Lookup stage needs to be hashed partitioned.
B) When accessing DB2 data using the DB2 API stage.
C) When invoking a stored procedure within a database per row in the streaming link.
D) When reference data is significantly larger than the streaming data (100:1).

Solutions: