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IBM Assessment: IBM InfoSphere DataStage v9.1 Assessment Sample Questions:

1. The Score is divided into which two sections? (Choose two.)

A) Schemas
B) Operators
C) File sets
D) Stages
E) Data sets

2. Which two data repositories can be used for user authentication within the Information Server Suite? (Choose two.)

A) IBM Metadata repository
B) IIS Web Console
C) IBM Information Server user directory
D) Operations Console database
E) Standalone LDAP registry

3. In a Transformer, which two mappings can be handled by default type conversions. (Choose two.)

A) Integer input column mapped to string output column.
B) Date input column mapped to a string output column.
C) Integer input column mapped to raw output column.
D) String input column mapped to a date output column.
E) String input column mapped to integer output column.

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

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

5. You are experiencing performance issues for a given job. You are assigned the task of understanding what is happening at run time for that job. What step should you take to understand the job performance issues?

A) Replace Transformer stages with custom operators.
B) Run the job with $APT_DUMP_SCORE set to true.
C) Run the job with $APT_TRACE_RUN set to true.
D) Replace Join stages by Lookup stages.

Solutions: