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IBM InfoSphere DataStage v8.5 Sample Questions:

1. In which two situations would you use the Web Services Client stage? (Choose two.)

A) You want to deploy a service.
B) You do not need both input and output links in a single web service operation.
C) You need the Web service to act as either a data source or a data target during an operation.
D) You need to create a WSDL.

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 the input row. For example, first column in the input row goes into the first target column.
B) An input column value flows into a target column based on its position in a Schema file.
C) An input column value flows into a target column only if it matches it by name.
D) An input column value flows into a target column only if it is explicitly mapped to it.

3. Which Oracle Enterprise stage read property can be set using -dboptions to tune job performance?

A) memsize
B) arraysize
C) partitionsize
D) transactsize

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

5. Configuring the weighting column of an Aggregator stage affects which three options. (Choose three.)

A) Maximum Value
B) Percent Coefficient of Variation
C) Sum of Weights
D) Sum
E) Corrected Sum of Squares

Solutions: