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IBM InfoSphere DataStage v9.1 Sample Questions:

1. 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 DataStage projects can be created in DataStage Administrator.
D) After installation only DataStage developers can create DataStage projects.

2. In a file defining a partial schema, which two properties define the record? (Choose two.)

A) position
B) record_delim_string
C) delim
D) length_of_record
E) intact

3. In the exhibit, a Funnel stage has two input links. Input 1 (Seq_File) comes from a Sequential File stage with "Readers per Node" set to "2". Input 2 (Dataset) comes from a dataset created with 3 partitions. In the Funnel stage, the funnel type is set to "Sequence".

The parallel configuration file contains 4 nodes. How many instances of the Funnel stage run in parallel?

A) 1
B) 2
C) 4
D) 6

4. Which statement describes what happens when Runtime Column Propagation is disabled for a parallel job?

A) An input column value flows into a target column only if it matches it by name.
B) An input column value flows into a target column only if it is explicitly mapped to it.
C) You must set APT_AUTO_MAP project environment to true to allow output link mapping to occur.
D) 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.

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_TRACE_RUN set to true.
C) Run the job with $APT_DUMP_SCORE set to true.
D) Replace Join stages by Lookup stages.

Solutions: