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IBM A2090-421 Exam Syllabus Topics:

IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

1. A job design consists of an input sequential file, a Modify stage, followed by a Filter stage and an output SequentialFile stage. The job is run on an SMP machine with a configuration file defined with three nodes. No environment variables were set for the job. How many osh processes will this job create?

A) 11
B) 16
C) 8
D) 9

2. What are two ways to specify a stylesheet in an XML input stage? (Choose two.)

A) On the output link columns properties tab, identify an input column that contains the stylesheet URL.
B) On the output link advanced properties tab, load the content or path of a stylesheet that is stored on the engine tier host.
C) On the output link advanced properties tab, type the stylesheet in the Stylesheet box.
D) On the output link columns properties tab, type the stylesheet in the XLST box.

3. What are three valid join operations for the Join stage? (Choose three.)

A) Inner Join
B) Top outer join
C) Bottom inner join
D) Left outer join
E) Right outer join

4. In a Transformer expression for a stage variable, there is a nullable input column. What happens when a row is processed that contains NULL in that input column?

A) The job aborts.
B) The row is rejected.
C) NULL is written to the stage variable.
D) The value written to the stage variable is undetermined.

5. Which two statements are true about DataStage parallel routines? (Choose two.)

A) Parallel routines created as shared library functions are not supported.
B) Parallel routines can be written that are called from within the Transformer stage.
C) Parallel routines are coded within a DataStage Designer editor.
D) Parallel routines are written in DataStage Basic.
E) Parallel routines can be written that are called before or after a stage runs.

Solutions: