IBM A2090-421 test insides dumps : Assessment: InfoSphere DataStage v8.5

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IBM A2090-421 Exam Syllabus Topics:

IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

Question 1

When using Runtime Column Propagation, which three stages require a schema file? (Select three)

A. Peek stage
B. Sequential File stage
C. DB2 Enterprise stage
D. Column Import stage
E. File Set stage

Question 2

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

Question 3

Which environment variable determines where the temporary scores are stored?

A. APT_SAVE_SCORE
B. APT_JOB_MON
C. APT_DUMP_SCORE
D. APT_HIGH_SCORE

Question 4

An important top level Job Sequence has been modified. It controls a process flow consisting of sub Job Sequences, Routines and Parallel Jobs. You must set up a new project to test the top level Job Sequence. You are not allowed to move any repository objects that are not impacted by the top level Job Sequence.
What two options would identify only the repository objects impacted by the change made to the top level Job Sequence? (Select two)

A. Select the top Level Job Sequence and Dependency of (deep).
B. Click Impact Analysis Icon on Designer Client Toolbar.
C. Repository Advanced Find Where Used
D. On Export check Include dependencies of

Question 5

A customer is complaining of poor performance from the job shown in the exhibit, which aggregates and joins on ZIP code. Currently all partitioning is set to "Auto" and sort/partition insertion is allowed.

What would give the best performance improvement for the job?

A. Hash partition and sort on ZIP code prior to the Copy stage and use entire partitioning on the output of the Aggregator stage.
B. Use same partitioning on all input links in the job; create the input data set by hash-partitioning its input on ZIP code.
C. Hash partition and sort on ZIP code on the input links to the Aggregator and Join stages.
D. Hash partition and sort on ZIP code prior to the Copy stage, and use same partitioning on the Aggregator and Join stages.

Solutions: