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IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

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

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

2. You are using the Change Capture stage in your job design to identify changes made to the input link (before image) to obtain the results in the output link. This job will be using a multi-node configuration file when executed. By default, the Change Capture stage produces an output change link with which two characteristics? (Choose two.)

A) Table Definition based on the after input link
B) Table Definition based on the keys of the input link
C) added column named Change_Code
D) added column named Difference_Value

3. Which two statements are true about the usage of scratch disk? (Choose two.)

A) You can define multiple scratch disk spaces to distribute disk I/O.
B) The Sort stage always uses the scratch disk.
C) If "buffer" scratch disk pool is defined, the framework uses this disk pool and the default disk pool.
D) The parallel framework uses the disk space specified in the scratch disk setting to buffer virtual data set records.

4. You are setting up user roles on Information Server Web console. Which two roles are required to allow a user to edit DataStage jobs? (Select two)

A) DataStage Developer
B) Information Analyzer Data Administrator
C) DataStage super operator
D) Suite User role

5. Which two statements are true about the use of named node pools? (Choose two.)

A) Named node pools can allow separation of buffering from sorting disks.
B) Clustered environments must have named node pools for data processing.
C) Named node pools constraints will limit stages to be executed only on the nodes defined in the node pools.
D) Using appropriately named node pools forces DataStage to use named pipes between stages.

Solutions: