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IBM Assessment: IBM InfoSphere DataStage v9.1 Assessment Sample Questions:

1. The data going into the target Sequential Files stage is range-partitioned and sorted. Which technique method would be the most efficient to create a globally sorted target sequential file?

A) Select the Sort Merge collector method for the final Sequential File stage.
B) Insert a Funnel stage before the final Sequential File stage and select Sequence as Funnel Type.
C) Select an in-stage sort in the final Sequential File stage.
D) Select the Ordered collector method for the final Sequential File stage.

2. What two binding types are supported by Information Services Director (ISD) for a parallel job that is designed to be used as a service? (Choose two.)

A) HDFS
B) STREAMS
C) SQL
D) SOAP
E) EJB

3. Which two data repositories can be used for user authentication within the Information Server Suite? (Choose two.)

A) IIS Web Console
B) IBM Information Server user directory
C) Operations Console database
D) Standalone LDAP registry
E) IBM Metadata repository

4. A DataStage job uses an Inner Join to combine data from two source parallel datasets that were written to disk in sort order based on the join key columns. Which two methods could be used to dramatically improve performance of this job? (Choose two.)

A) Add a parallel sort stage before each Join input, specifying the "Don't Sort, Previously Grouped" sort key mode for each key.
B) Disable job monitoring.
C) Unset the Preserve Partitioning flag on the output of each parallel dataset.
D) Set the environment variable $APT_SORT_INSERTION_CHECK_ONLY.
E) Explicitly specify hash partitioning and sorting on each input to the Join stage.

5. Identify the two statements that are true about the functionality of the XML Pack 3.0. (Choose two.)

A) XML Stages are Plug-in stages.
B) XML Stage can be found in the Database folder on the palette.
C) A single XML Stage, which can be used as a source, target, or transformation.
D) Uses a unique custom GUI interface called the Assembly Editor.
E) It includes the XML Input, XML Output, and XML Transformer stages.

Solutions: