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IBM A2090-421 Exam Syllabus Topics:

IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

1. You have a dataset hash-partitioned and sorted on CustID. You need to create a Sequential File sorted on CustID from this dataset. Which technique is the most appropriate?

A) Insert Sort stage before the final Sequential File stage and use Ordered collector for the Sequential File stage input link.
B) Use SortMerge collector for the Sequential File input link.
C) Insert Sort stage before the final Sequential File stage and use Round Robin collector for the Sequential File stage input link.
D) Use Copy stage.

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

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

3. Which three of the following actions are available when editing a message handler? (Select three)

A) Demote to warning
B) Promote to warning
C) Abort Job
D) Suppress from job log
E) Demote to informational

4. You are setting up user roles on Information Server Web console. Which two roles are required to allow a user to edit DataStage jobs? (Select two)

A) DataStage Developer
B) DataStage super operator
C) Suite User role
D) Information Analyzer Data Administrator

5. In a Transformer Stage you have a nullable input column that is mapped to a non-nullable output column. What two techniques can be used to handle NULL values? (Choose two.)

A) NullToValue(input_column, 'unknown').
B) IF input_column = NULL THEN 'unknown' ELSE input_column.
C) IF input_column = '' THEN 'unknown' ELSE input_column.
D) IF IsNULL(input_column) THEN 'unknown' ELSE input_column.

Solutions: