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IBM InfoSphere DataStage v8.5 Sample Questions:

1. Which of the following describes what happens when Runtime Column Propagation is enabled?

A) An input column value flows into a target column only if it is explicitly mapped to it.
B) An input column value flows into a target column only if it matches it by name.
C) An input column value flows into a target column based on its position in the input row. For example, first column in the input row goes into the first target column.
D) An input column value flows into a target column based on its position in a Schema file.

2. A dataset was created earlier with one partition, with the Preserve Partitioning flag set. A subsequent job using a 2-node configuration file reads from that dataset, passing data to a Transformer stage with "Same" partitioning.
Which two statements are true? (Select two)

A) Setting the Preserve Partitioning flag to "Set" will run one instance of the Transformer stage.
B) Setting the Preserve Partitioning flag to "Clear" will generate two instances of the Transformer stage.
C) Inserting a Sort stage prior to the Transformer stage will force its parallel execution.
D) DataStage will repartition the data and run one instance of the Transformer stage.
E) The DataStage job will abort.

3. DataStage offers database connectivity through connectors, native parallel and plug-in stage types. Which two statements are correct? (Choose two.)

A) ODBC API is a plug-in stage.
B) The connector stage offers better functionality and performance and is the best to use.
C) Next to the connector stage it is best to use the native parallel database stages.
D) For maximum parallel performance, scalability, and features it is best to use the native parallel database stages.

4. What three element Names are required to create Shared metadata? (Choose three.)

A) Project Name
B) Database
C) Host System
D) Database Instance
E) Schema

5. Click the Exhibit button.

The job in the exhibit runs to successful completion with no warnings. However, a validation test identifies that the CUSTOMER_MASTER table is empty. You suspect the cause to be related to the NEW_CUSTOMERS table or a defect in the job. Examining runtime meta-data will help you track down the problem. Which two product features will help you isolate the cause of the problem? (Choose two.)

A) $APT_PM_PLAYER_STATS
B) Use job run operational meta-data reports from IS Manager.
C) Show Performance Statistics in the Designer.
D) Job Monitor Tool in the Director Client

Solutions: