IBM Assessment: InfoSphere DataStage v8.5 : A2090-421

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IBM A2090-421 Exam Syllabus Topics:

IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

1. External data conversions fall in two major types - automatic and manual. What are the three automatic conversions? (Select three)

A) SAS data
B) Sequential File stage
C) Flat Text files
D) Relational data
E) Modify operator

2. To better understand the data flowing through a job, it is desirable to have structural information about the datasets captured in the job log. Which environment variable can provide this information?

A) $APT_PM_PLAYER_MEMORY
B) $APT_NO_PART_INSERTION
C) $OSH_STDOUT_MSG
D) $OSH_PRINT_SCHEMAS

3. An important top level Job Sequence has been modified. It controls a process flow consisting of sub Job Sequences, Routines and Parallel Jobs. You must set up a new project to test the top level Job Sequence. You are not allowed to move any repository objects that are not impacted by the top level Job Sequence.
What two options would identify only the repository objects impacted by the change made to the top level Job Sequence? (Select two)

A) Repository Advanced Find Where Used
B) Select the top Level Job Sequence and Dependency of (deep).
C) On Export check Include dependencies of
D) Click Impact Analysis Icon on Designer Client Toolbar.

4. What is the lowest CPU cost partitioning method?

A) Random
B) Round Robin
C) Hash
D) Entire

5. How must the input data set be organized for input into the join stage? (Choose two.)

A) Hash partitioned
B) Unsorted
C) Sorted in ascending order
D) Entire partitioned
E) Key partitioned

Solutions: