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

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IBM A2090-421 Exam Syllabus Topics:

IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

1. Which three parallel job stages allow you to use partial schemas? (Select three)

A) Dataset stage
B) Sequential File stage
C) Peek stage
D) External Source stage
E) Column Import stage

2. What three types of links are supported by the Lookup Stage? (Select three)

A) Multiple reject links
B) A single input link
C) Multiple Input Links
D) A reference link
E) A single output link

3. The DB2 and Oracle Enterprise stages support logged and non-logged DBMS table operations. What is the non-logged operation that is supported by the DB2 and Oracle Enterprise stages?

A) Load
B) Update
C) Insert
D) Delete

4. The result of a performance review for one of your job designs indicated this job needs to be split into two separate jobs. You also have been given the requirement to ensure you maintain parallelism (no re-partitioning) between these two new jobs.
Which single stage should you consider to accomplish maintaining parallelism and not introduce re-partitioning between these related jobs?

A) Sequential File stage
B) Copy stage
C) Data Set stage
D) Named Pipe stage

5. Which two statements are accurate regarding usage of database stages? (Choose two.)

A) Plug-in stages match columns by name.
B) Database stages cannot create tables and must be done externally.
C) DataStage provides native Oracle database stages.
D) Native database stages match columns by name.

Solutions: