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

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

2. You have finished changes to many jobs and shared containers. You must export all of your changes and integrate them into a test project with other objects. What is a way to select the objects you changed for the export?

A) Using the advanced find dialog, specify in the last modified panel, the date range of the jobs, and appropriate user name.
B) Open Quick Find and select "Types to Find".
C) Sort the jobs by timestamp.
D) Use Multiple Job Compile to locate objects that need to be compiled.

3. You would like to pass values into parameters that will be used in a variety of downstream activity stages within a job sequence. What are two valid ways to do this? (Choose two.)

A) Use the UserVariablesActivity stage to populate the local parameters from an outside source such as a file.
B) Use local parameters.
C) Check the "Propagate Parameters" checkbox in the Sequence Job properties.
D) Place a parameter set stage on the job sequence.
E) Add a Transformer stage variable to the job sequence canvas.

4. Configuring the weighting column of an Aggregator stage affects which two options. (Choose two.)

A) Maximum Value
B) Coefficient of Variation
C) Sum
D) Average of Weights
E) Uncorrected Sum of Squares

5. Your job sequence must be restartable. It runs Job1, Job2, and Job3 serially. It has been compiled with "Add checkpoints so sequence is restartable". Job1 must execute every run even after a failure. Which two properties must be selected to ensure that Job1 is run each time, even after a failure? (Choose two.)

A) In the Job1 Activity stage set the Execution action to "Run".
B) In the Job1 Activity stage set the Execution action to "Reset if required, then run".
C) Set trigger on the Job1 Activity stage to "Unconditional".
D) Use the Nested Condition Activity with a trigger leading to Job1; set the trigger expression type to "Unconditional".
E) Set the Job1 Activity stage to "Do not checkpoint run".

Solutions: