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IBM C2090-421 Exam Syllabus Topics:

IBM InfoSphere DataStage v8.5 Sample Questions:

1. You have a dataset that is range-partitioned and sorted. Which technique is most efficient to create globally sorted data file?

A) Insert Funnel stage before the final Sequential File stage and select Sort Funnel as Funnel Type.
B) Select Ordered collector method for the input link of the final Sequential File stage.
C) Select SortMerge collector method for the input link of the final Sequential File stage.
D) Insert Funnel stage before the final Sequential File stage and select Sequence as Funnel Type.

2. Which two statements are true about the usage of scratch disk? (Choose two.)

A) The Sort stage always uses the scratch disk.
B) If "buffer" scratch disk pool is defined, the framework uses this disk pool and the default disk pool.
C) The parallel framework uses the disk space specified in the scratch disk setting to buffer virtual data set records.
D) You can define multiple scratch disk spaces to distribute disk I/O.

3. A job reads from a sequential file using a SequentialFile stage with option "number of readers" set to 2. This data goes to a Transformer stage and then is written to a dataset using the DataSet stage. The default configuration file has three nodes. The environment variable $APT_DISABLE_COMBINATION is set to "True" and partitioning is set to "Auto". How many processes will be created?

A) 5
B) 7
C) 12
D) 9

4. You are using the Change Capture stage in your job design to identify changes made to the input link (before image) to obtain the results in the output link. This job will be using a multi-node configuration file when executed. By default, the Change Capture stage produces an output change link with which two characteristics? (Choose two.)

A) added column named Change_Code
B) Table Definition based on the after input link
C) Table Definition based on the keys of the input link
D) added column named Difference_Value

5. You are responsible for managing job changes for you project team. You must update the source code repository through Eclipse Team source code integration whenever a developer notifies you of an asset change.
What two tasks allow you to update the source code repository with the changed asset? (Select two)

A) Right-click the asset and click the Team command to commit the artifact to the source control system.
B) Right-click the asset and click the Build command
C) Right-click the asset and click the Deploy command
D) Right-click the asset and click the Send to Source Control Work Space.

Solutions: