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IBM A2090-421 Exam Syllabus Topics:

IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

1. You are asked to identify the jobs and shared containers that use the ADDRESS column. The Size has changed from 50 to 120 characters in the source system so the jobs must be updated with the new size. What feature of the Designer will locate where a column is used in a DataStage project?

A) From Designer Tools open an Advanced Find dialog. Select Columns from the Type list and enter the column name in the Name To Find field.
B) Open the Table Definition properties, Select the ADDRESS column, then right click and select Find where used.
C) From Designer Tools, open an Advanced Find dialog. Enter the column name in the Name to find field. Select Jobs and Shared Containers from the Type to find list.
D) Select a Table Definition, then right click and choose Find where column is used. Select the column to search for from the list.

2. What are two fundamental functions of the Information Server Source Code Integration based on the Eclipse Team framework? (Choose two.)

A) Rollback Changes
B) Replace from Source Code Control Workspace
C) Send to Source Code Control Workspace
D) Commit Changes

3. Which two of the following derivations for an output column named OutCol can be used to generate a unique sequence of integers across multiple partitions?

A) @INROWNUM
B) @PARTITIONNUM + @NUMPARTITIONS
C) 1 + @NUMPARTITIONS * @INROWNUM
D) NextSurrogateKey()

4. You are asked by management to document all jobs written to make future maintenance easier. Which two statements are true about annotations? (Choose two.)

A) The full job description can be identified within the Description Annotation stage.
B) The Description Annotation stage can be added several times at different locations to identify business logic.
C) The background for the Description Annotation stage can be changed for each unique stage.
D) The Description Annotation stage contains both the short and full descriptions for the job.

5. Which Oracle data type conversion is correct?

A) Oracle data type NUMBER converts to DECIMAL(38, 0) in Oracle Enterprise stage.
B) Oracle data type RAW converts to RAW in Oracle Enterprise stage.
C) Oracle data type NUMBER(15, 0) converts to INT32 in Oracle Enterprise stage.
D) Oracle data type NUMBER(6, 0) converts to INT32 in Oracle Enterprise.

Solutions: