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IBM C2090-421 Exam Syllabus Topics:

IBM InfoSphere DataStage v8.5 Sample Questions:

1. You have been asked to delete a shared container from the project by your customer. Before you do this you want to make sure it will not impact other objects in the project. How will you ensure that deleting the shared container will not cause a failure when jobs are recompiled?

A) Advanced find, set Dependencies Of field equal to the container name, and Check the Option to Include nested results for Dependency searches.
B) Select the shared container, Right-click on the Where used (deep) command.
C) Select the shared container, Right-click on the Where used command.
D) Select the shared container, Right-click on the Dependencies (deep) command.

2. You have a DataStage job on SMP environment. It contains an input sequential file, a Modify stage, followed by a Transformer stage, and an output Sequential File stage. The job is run with three nodes. The engine uses all default settings. How many processes will this job create?

A) 12
B) 19
C) 16
D) 9

3. A job is using the Load method in the DB2 and Oracle Enterprise stage for parallel loading into a single table. The job fails at runtime and you see there are new table rows added. What would explain this result? (Select two)

A) Some partitions completed before failure.
B) Commit size is smaller than source data.
C) Load operations are sequential.
D) Load operations are parallel.

4. You are responsible for deploying objects into your customers production environment. To ensure the stability of the production system the customer does not permit compilers on production machines. They have also protected the project and only development machines have the required compiler. What two options will allow jobs with a parallel transformer to execute in the customers production machines? (Choose two.)

A) Create a package with Information Server Manager and select the option to include executables.
B) Add $APT_COMPILE_OPT=-portable
C) Set $APT_COPY_TRANSFORM_OPERATOR
D) Export the jobs with Information Server Manager with the executables.

5. Input rows to a Transformer contain a product name field and a field with a list of colors the product can be ordered with. The colors are separated by the pipe character (|). Here is an example of an input row: "Shirt"| ....| "Red, Blue, Black"|... For each input row, you want to output multiple output rows, one for each color in the list. For the above example input row, three rows are to be output, one per color: "Shirt" ... "Red", "Shirt" ... "Blue", "Shirt" ... "Black".
Which three operations will you need to accomplish this? (Choose three.)

A) Use the Count() function over the ColorList field to determine the number of loop iterations.
B) Use the @ITERATION variable to determine which color in the ColorList field to extract using the Field function.
C) Use the LastRowInGroup() function to determine when the last color in the color list has been processed.
D) Specify the following loop condition: @ITERATION <= n, where n is a stage variable initialized with number of loop iterations.
E) Use the SaveInputRecord() to save the input row for processing in the loop. Use the GetInputRecord() to extract the row for each iteration of the loop.

Solutions: