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IBM InfoSphere DataStage v9.1 Sample Questions:

1. When using the Sequential File stage as a source, what two property options allow you to add extra columns about the file(s) you are reading onto the output link? (Choose two.)

A) Row number Column
B) File Name Column
C) Surrogate Key Column
D) Percent Null Column
E) Number of Records Column

2. The Score is divided into which two sections? (Choose two.)

A) Schemas
B) File sets
C) Operators
D) Data sets
E) Stages

3. A job validates account numbers with a reference file using a Join stage, which is hash partitioned by account number. Runtime monitoring reveals that some partitions process many more rows than others. Assuming adequate hardware resources, which action can be used to improve the performance of the job?

A) Replace the Join with a Merge stage.
B) Change the number of nodes in the configuration file.
C) Use Round Robin partitioning on the stream and Entire partitioning on the reference.
D) Add a Sort stage in front of the Join stage. Sort by account number.

4. Which partitioning method requires a key?

A) Modulus
B) Round Robin
C) Sort Merge
D) Same

5. Identify the two delimiter areas available to be configured in the Sequential File format tab properties? (Choose two.)

A) Null delimiter
B) End of group delimiter
C) Final delimiter
D) Field delimiter
E) File delimiter

Solutions: