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

1. The derivation for a stage variable is: Upcase(input_column1) : ' ' : Upcase(input_column2). Suppose that input_column1 contains a NULL value. Assume the legacy NULL processing option is turned off. Which behavior is expected?

A) NULL is written to the target stage variable.
B) The job aborts.
C) The target stage variable is populated with spaces or zeros depending on the stage variable data type.
D) The input row is either dropped or rejected depending on whether the Transformer has a reject link.

2. You are assigned to correct a job from another developer. The job contains 20 stages sourcing data from two Data Sets and many sequential files. The annotation in the job indicates who wrote the job and when, not the objective of the job. All link and stage names use the default names. One of the output columns has an incorrect value which should have been obtained using a lookup. What could the original developer have done to make this task easier for maintenance purposes?

A) Name all stage and links with column names and ideas.
B) Indicate all stage names within the job annotation.
C) Name all stages and links based on what they do.
D) Name all stage and links the same.

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

A) XML Stage can be found in the Database folder on the palette.
B) XML Stages are Plug-in stages.
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.

4. What two project environment variables can be considered in your parallel jobs to support your optimization strategy of partitioning and sorting? (Choose two.)

A) $APT_OPT_SORT_INSERTION
B) $APT_RESTRICT_SORT_USAGE
C) $APT_PARTITION_FLUSH_COUNT
D) $APT_NO_PART_INSERTION
E) $APT_TSORT_STRESS_BLOCKSIZE

5. Which two actions are available when editing a message handler? (Choose two.)

A) Suppress from the project
B) Demote to informational
C) Demote to warning
D) Abort job
E) Suppress from job log

Solutions: