IBM A2090-421 Exam : Assessment: InfoSphere DataStage v8.5

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IBM A2090-421 Exam Syllabus Topics:

IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

1. You write a job control routine to control a sequence of jobs running as a single unit of work. What are three valid job status types you can trap for? (Choose three.)

A) DSJS.RUNFAILED
B) DSJS.RUNERROR
C) DSJS.STOPPED
D) DSJS.START
E) DSJS.RUNOK

2. You have a parallel shared container that is used by other parallel jobs within your project. Part of the logic in this shared container has been changed. Which two statements are true regarding this change to the parallel shared container? (Choose two.)

A) Use usage analysis and multi-compile to re-compile job using this shared container.
B) Jobs using this parallel shared container need to be re-compiled.
C) You can create a sequencer to re-compile all of the routines using this shared container.
D) Jobs using this parallel shared container need to be re-compiled only when the metadata of the container is changed.

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

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

4. You have a 3TB dataset hash-partitioned on CustID in a clustered environment. You need to join this dataset with 1GB of reference data on OrderID. Which technique is most appropriate?

A) Use Lookup stage, select auto partitioning for the stream link and hash-partition the reference link on CustI
B) Use Lookup stage, select auto partitioning for both link.
C) Use Lookup stage, select auto partitioning for the stream link and entire partitioning for the reference link.
D) Use Join stage, hash-partition and sort both link on OrderID.

5. You would like to run a particular processing job within a job sequence for each weekday of the week. How could you do this? (Select two)

A) Have a parameter set that contains the days of the week you would like to process and routine to parse the days of the week contained in the "day" parameter.
B) Start Loop and End Loop activity stages on the job sequencer canvas where you loop through the days and pass a value for each day into the job via parameter.
C) Set the frequency property in the job scheduler to weekdays only.
D) Call a routine in the job sequencer that starts the processing job for each day you would like to process.

Solutions: