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IBM InfoSphere DataStage v9.1 Sample Questions:

1. Which two statements about the Additional Connections Options property in the Teradata Connector stage to specify details about the number of connections to Teradata are true? (Choose two.)

A) Total requested sessions equals sessions per player multiplied by number of nodes multiplied by players per node. The default value is 4.
B) The default for requestedsessions is the minimum number of available sessions.
C) The default for requestedsessions is the maximum number of available sessions.
D) Requestedsessions is a number between 1 and the number of vprocs in the operating system.
E) Sessionsperplayer determines the number of connections each player in the job has to Teradata.

2. Which two file stages allow you to configure rejecting data to a reject link? (Choose two.)

A) Complex Flat File Stage
B) Lookup File Set Stage
C) Data Set Stage
D) Compare Stage
E) Big Data File Stage

3. A 100MB input dataset has even distribution across 400 unique key values. When you run with a 4-node configuration file, which two changes could improve sort performance in this scenario? (Choose two.)

A) Alter the Sort stage properties to perform a stable sort.
B) Convert all numeric fields to varchars.
C) Specify "Restrict Memory Usage" to 60MB on the Sort stage properties.
D) Specify Round Robin partitioning on the input link to the Sort stage.
E) Set $APT_TSORT_STRESS_BLOCKSIZE to 50M

4. What are two advantages of using Runtime Column Propagation (RCP)? (Choose two.)

A) Only columns used in the data flow need to be defined.
B) RCP forces a developer to define all columns explicitly.
C) Sequential files don't require schema files when using RCP.
D) Only columns that are defined as VarChar need RCP enabled.
E) Columns not specifically used in the flow are propagated as if they were.

5. Which statement is true about creating DataStage projects?

A) After installation DataStage projects can be created in the Information Server Web Console.
B) DataStage projects cannot be created during DataStage installation.
C) After installation only DataStage developers can create DataStage projects.
D) After installation DataStage projects can be created in DataStage Administrator.

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