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IBM InfoSphere DataStage v9.1 Sample Questions:

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

A) 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.
B) Stage variables can be set to NULL.
C) Stage variables are refreshed with default values before each new input row is processed.
D) Stage variables cannot be set to NULL.
E) Varchar stage variables can be initialized with spaces.

2. Which Oracle Connector stage property can be set to tune job performance?

A) Partition size
B) Transaction size
C) Memory size
D) Array size

3. In the exhibit, a Funnel stage has two input links. Input 1 (Seq_File) comes from a Sequential File stage with "Readers per Node" set to "2". Input 2 (Dataset) comes from a dataset created with 3 partitions. In the Funnel stage, the funnel type is set to "Sequence".

The parallel configuration file contains 4 nodes. How many instances of the Funnel stage run in parallel?

A) 2
B) 1
C) 4
D) 6

4. Identify two items that are created as a result of running a Balanced Optimization on a job that accesses a Hadoop distributed file system as a source? (Choose two.)

A) A Balanced Optimization parameter set is found in the project
B) A Big Data File stage is found in the optimized job results.
C) A JAQL stage is found in the optimized job result.
D) A Balanced Optimization Shared Container is found in the project.
E) A MapReduce Transformer stage is found in the optimized job result.

5. Which two pieces of information are required to be specified for the input link on a Netezza Connector stage? (Choose two.)

A) Error log directory
B) Partitioning
C) Table definitions
D) Buffering settings
E) Server name

Solutions: