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Share some IBM Certified Solution Developer C2090-424 exam questions and answers below.
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.
Answer: B

What two features distinguish the Operations Console from the Director job log? (Choose two.)
A.Jobs can be started and stopped in Director, but not in the Operations Console.
B.The Operations Console can monitor jobs running on only one DataStage engine.
C.Workload management is supported within Director, but not in the Operations Console.
D.The Operations Console can monitor jobs running on more than one DataStage engine.
E.The Operations Console can run on systems where the DataStage clients are not installed.
Answer: D,E

You are asked by management to document all jobs written to make future maintenance easier.Which statement is true about annotations?
A.The short job description can be identified within the Description Annotation stage.
B.The Description Annotation stage contains both the short and full descriptions for the job.
C.The background for the Description Annotation stage can be changed for each unique stage.
D.The Description Annotation stage can be added several times at different locations to identify business logic.
Answer: A

You are asked to optimize the fork join job design in the exhibit.This job uses the sort aggregator and a left outer join on the ZIP code column.Currently all partitioning is set to “Auto” and automatic sort insertion is allowed.

Which change will reduce the cost of partitioning that occurs in this job?
A.Use Entire partitioning on the input links to the Aggregator and Join stages.
B.Hash partition and sort on ZIP code column on the input links to the Aggregator and Join stages.
C.Hash partition and sort on ZIP code column prior to the Copy stage and use entire partitioning on the Aggregator and Join stages.
D.Hash partition and sort on ZIP code column prior to the Copy stage, and use same partitioning on the Aggregator and Join stages.
Answer: D

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