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IBM A2090-421 Exam Syllabus Topics:

IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

1. A star schema data warehouse consists of four dimension tables and one fact table. How many Slowly Changing Dimensions (SCD) stages will you need in your jobs to update the star schema tables?

A) two
B) five
C) three
D) four

2. You are about to begin major changes to jobs in a project. You want to conveniently identify job changes on an ad hoc basis. What two tasks will allow you to identify changes to your jobs? (Choose two.)

A) Before making a change to a job make a copy of the job in a different category folder.
B) Import the original job from a .dsx export.
C) Select the job, then right click Compare within.
D) Select the job, then right click Cross Project Compare.

3. Which of the following is not an ODBC connector property?

A) Password
B) Username
C) Remote server
D) Data source

4. Which two statements are true about project-level configuration for National Language Support (NLS)? (Select two)

A) Choose NVarChar for string fields.
B) Change the Parallel job project locale.
C) Change the Parallel job project map.
D) Choose appropriate NLS map in the stage property.

5. In a Transformer, which two of the following mappings can be handled by default type conversions. (Select two)

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

Solutions: