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IBM InfoSphere DataStage v8.5 Sample Questions:

1. What two features enable a job with a Sequential File stage to read from sequential files with different numbers of columns and types? (Select two)

A) Vector data type
B) Runtime Column Propagation
C) Schema File property
D) Subrecord data type

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

A) Parallel routines can be written that are called before or after a stage runs.
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 created as shared library functions are not supported.

3. You have a dataset hash-partitioned and sorted on CustID. You need to create a Sequential File sorted on CustID from this dataset. Which technique is the most appropriate?

A) Insert Sort stage before the final Sequential File stage and use Round Robin collector for the Sequential File stage input link.
B) Use Copy stage.
C) Use SortMerge collector for the Sequential File input link.
D) Insert Sort stage before the final Sequential File stage and use Ordered collector for the Sequential File stage input link.

4. You are running a DataStage job using a 2-node configuration file. How can a fixed-width single sequential file be read in parallel? (Choose two.)

A) Specify a node constraint for the SequentialFile stage.
B) Set the "Number of Readers per Node" optional property to a value greater than 1.
C) Set the Execution Mode to the SequentialFile stage to "Parallel".
D) Set the "Read From Multiple Nodes" optional property to a value greater than 1.
E) Use an external Source stage.

5. Which three of the following are valid schema formats? (Choose three.)

A) Raw Columns
B) Integer Columns
C) Decimal Columns
D) Total Columns
E) Aggregator Columns

Solutions: