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IBM C2090-303 Exam Syllabus Topics:

IBM InfoSphere DataStage v9.1 Sample Questions:

Question 1

On the DataStage development server, you have been making enhancements to a copy of a DataStage job running on the production server. You have been asked to document the changes you have made to the job. What tool in DataStage Designer would you use?

A. diffapicmdline.exe
B. Cross Project Compare
C. Compare Against
D. DSMakeJobReport

Question 2

You would like to pass values into parameters that will be used in a variety of downstream activity stages within a job sequence. What are two valid ways to do this? (Choose two.)

A. Add a Transformer stage variable to the job sequence canvas.
B. Use the UserVariablesActivity stage to populate the local parameters from an outside source such as a file.
C. Place a parameter set stage on the job sequence.
D. Use local parameters.
E. Check the "Propagate Parameters" checkbox in the Sequence Job properties.

Question 3

Rows of data going into a Transformer stage are sorted and hash partitioned by the Input.Product column. Using stage variables, how can you determine when a new row is the first of a new group of Product rows?

A. Create a stage variable named sv_IsNewProduct and follow it by a second stage variable
named sv_Product. Map the Input.Product column to
sv_Product. The derivation for sv_IsNewProduct is: IF Input.Product <> sv_Product THEN "YES"
ELSE "NO".
B. Create a stage variable named sv_IsNewProduct and follow it by a second stage variable
named sv_Product. Map the Input.Product column to
sv_Product. The derivation for sv_IsNewProduct is: IF Input.Product = sv_Product THEN "YES"
ELSE "NO".
C. Create a stage variable named sv_Product and follow it by a second stage variable named
sv_IsNewProduct. Map the Input.Product column to
sv_Product. The derivation for sv_IsNewProduct is: IF Input.Product = sv_Product THEN "YES"
ELSE "NO".
D. Create a stage variable named sv_Product and follow it by a second stage variable named
sv_IsNewProduct. Map the Input.Product column to
sv_Product. The derivation for sv_IsNewProduct is: IF Input.Product <> sv_Product THEN "YES"
ELSE "NO".

Question 4

Which Oracle Connector stage property can be set to tune job performance?

A. Transaction size
B. Memory size
C. Array size
D. Partition size

Question 5

In the Slowly Changing Dimension stage, a dimension columns Purpose code property can trigger which two actions. (Choose two.)

A. Update fact table keys.
B. Update the dimension table.
C. Insert rows into the fact table.
D. Detect dimension changes.
E. Delete duplicate dimension table rows.

Solutions: