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IBM InfoSphere DataStage v9.1 Sample Questions:

1. What are two properties dependent of both Column for Calculation and Summary Column for Recalculation? (Choose two.)

A) Summary
B) Mean Deviation
C) Sum of Squares
D) Missing Value
E) Coefficient of Variation

2. You are using the Change Capture stage in your job design to identify changes made to the input link (before image) to obtain the results in the output link. This job will be using a multi-node configuration file when executed. What are two requirements on the input link data for the Change Capture stage? (Choose two.)

A) merged links
B) key partitioned
C) sequential mode
D) parallel mode
E) sorted

3. How does the Complex Flat File stage (CFF) support the use of OCCURS clauses within COBOL files?

A) Each element of the OCCURS clause is treated as a subrecord.
B) The CFF stage cannot process COBOL files with OCCURS clauses.
C) Each element of the OCCURS clause is treated as a column of raw data.
D) Each element of the OCCURS clause is treated as a separate element in an array.

4. Which two statements are true about stage variables in a Transformer Stage? (Choose two.)

A) Stage variables cannot be set to NULL.
B) Stage variables are refreshed with default values before each new input row is processed.
C) Stage variables can be set to NULL.
D) A stage variable in one Transformer can refer to a stage variable in another Transformer, as long as the second Transformer was processed earlier in the job flow.
E) Varchar stage variables can be initialized with spaces.

5. A customer must compare a date column with a job parameter date to determine which output links the row belongs on. What stage should be used for this requirement?

A) Filter stage
B) Transformer stage
C) Compare stage
D) Switch stage

Solutions: