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IBM InfoSphere Information Server for Data Quality Fundamentals Technical Mastery Test v1 Sample Questions:

1. Which of the following statements about partitioning algorithms is correct?

A) For the Lookup reference stage, DataStage always uses the MODULUS method
B) SAME partitioning method is the fastest algorithm because it does not require additional processing
C) MODULUS and HASH ensure balanced data volumes in all the partitions
D) The grouping methods available in the Aggregator stage are MODULUS and HASH

2. In Blueprint Director, how do you easily recognize that an element contains a subdiagram?

A) Double clicking the element is the only way to find out
B) There is a little green arrow associated to the element
C) There is a little ?icon associated with the elementThere is a little ??icon associated with the element
D) There is a little ??icon associated with the element

3. Which of the following statements about Blueprint Director is incorrect?

A) Blueprint Director will display the time needed to perform individual tasks
B) You can browse and search Information Server metadata assets
C) Reference architectures contain detailed method guidance for required activities
D) You can create new blueprints from standard reference architecture templates

4. Consider a Parallel Job including a Join Stage with HASH partitioning algorithm followed by an Aggregator stage. Which of the following statements about the Aggregator stage partition algorithm is correct?about the Aggregator stage? partition algorithm is correct?

A) If the Aggregator groups on different key column(s) from Join, SAME ensures groups of rows stay together
B) If the Aggregator groups on the same key column(s) as Join, repartitioning must be done in order to have correct results
C) If the Aggregator groups on the same key column(s) as Join, SAME ensures groups of rows stays together
D) ROUND ROBIN ensures correct results

5. In a Job Sequence, what is the purpose for the use of Checkpoints?

A) Restart a job from the latest Checkpoint in case of job failures
B) Record the log information for each trigger
C) Monitor performance and failure for each stage
D) Automatically restart a job

Solutions: