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IBM InfoSphere DataStage v9.1 Sample Questions:

1. Click on the Exhibit button.

Provided you have enough system resources, what is the maximum number of jobs that could be running concurrently in this image?

A) 2
B) 4
C) 5
D) 3

2. What are two properties dependent of both Column for Calculation and Summary Column for Recalculation? (Choose two.)

A) Mean Deviation
B) Missing Value
C) Summary
D) Coefficient of Variation
E) Sum of Squares

3. Which statement is correct about the Data Rules stage?

A) When a job that uses the Data Rules stage runs, the output of the stage is passed to the downstream stages and results are stored in the Analysis Results database (IADB).
B) If you have Rule Creator role in InfoSphere Information Analyzer, you can create and publish rule definitions and rule set definitions directly from the stage itself.
C) As a best practice, you should create and publish new rules from the Data Rules stage.
D) The Data Rules stage works with rule definitions only; not executable rules.

4. You are assigned to correct a job from another developer. The job contains 20 stages sourcing data from two Data Sets and many sequential files. The annotation in the job indicates who wrote the job and when, not the objective of the job. All link and stage names use the default names. One of the output columns has an incorrect value which should have been obtained using a lookup. What could the original developer have done to make this task easier for maintenance purposes?

A) Name all stage and links the same.
B) Name all stages and links based on what they do.
C) Indicate all stage names within the job annotation.
D) Name all stage and links with column names and ideas.

5. Which option is required to identify a particular job player processes?Which option is required to identify a particular job? player processes?

A) Set $APT_DUMP_SCORE to true.
B) Log onto the server and issue the command "ps -ef | grep ds".
C) Set $APT_PM_SHOW_PIDS to true.
D) Use the DataStage Director Job administration screen to display active player processes.

Solutions: