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IBM C2090-421 Braindumps - in .pdf Free Demo

  • Exam Code: C2090-421
  • Exam Name: InfoSphere DataStage v8.5
  • Last Updated: Aug 27, 2026
  • Q & A: 194 Questions and Answers
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  • Exam Code: C2090-421
  • Exam Name: InfoSphere DataStage v8.5
  • Last Updated: Aug 27, 2026
  • Q & A: 194 Questions and Answers
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IBM C2090-421 Exam Syllabus Topics:

SectionObjectives
InfoSphere DataStage Architecture- DataStage project structure
  • 1. Projects and environments
    • 2. Repository metadata concepts
      - Parallel processing architecture
      • 1. Nodes and partitions
        • 2. Runtime architecture components
          Job Design and Development- Job types
          • 1. Parallel jobs
            • 2. Server jobs
              - Stages and links
              • 1. Lookup stages
                • 2. Transformer stage logic
                  Performance Tuning and Optimization- Parallel job optimization
                  • 1. Partitioning strategies
                    • 2. Memory and CPU tuning
                      Job Control and Sequences- Sequence jobs
                      • 1. Triggers and conditions
                        • 2. Control flow design
                          Debugging and Troubleshooting- Job monitoring
                          • 1. Log analysis
                            • 2. Error handling techniques
                              Data Transformation and Processing- Aggregation and sorting
                              • 1. Sort stage usage
                                • 2. Aggregation logic
                                  - Data cleansing techniques
                                  • 1. Filtering and validation
                                    • 2. Data type handling

                                      IBM InfoSphere DataStage v8.5 Sample Questions:

                                      Question 1

                                      Click the exhibit button.

                                      You submit a job from DataStage Director and then log onto your DataStage Linux server to issue the command "ps -ef | grep ds" and receive the following screen: Which process is a player?

                                      A. 7117
                                      B. 7216
                                      C. 7217
                                      D. 7215


                                      Question 2

                                      You are working on a project that contains a large number of jobs contained in many folders. You would like to review the jobs created by the former developer of the project. How can you find these jobs?

                                      A. Use the Advanced Find feature contained in the Designer interface.
                                      B. Filter jobs in Director Client's Repository window.
                                      C. While selecting the top folder in the project, choose Find Dependencies.
                                      D. Sort the jobs by date in the Repository window.


                                      Question 3

                                      You are setting up a clustered environment. Each node in the cluster has public and private network adapters. The private network uses fast Ethernet. Which two statements are true? (Select two)

                                      A. You must use APT_PM_CONDUCTOR_HOSTNAME variable for optimal environment.
                                      B. The client machines on the public network must use the host name for the engine on the private network to connect.
                                      C. Using the host names on the private network for 'fastname' makes better performance.
                                      D. Host name alias is not allowed for conductor node.


                                      Question 4

                                      A customer requires reading a fixed-length sequential file in parallel where input rows can be identified. What two tasks must be done to meet these requirements? (Choose two.)

                                      A. Specify Multiple readers per node.
                                      B. Ensure data has unique identifiers for data rows.
                                      C. Set partitioning method to Same.
                                      D. Set $APT_READ_MULTI_NODES to TRUE.


                                      Question 5

                                      What are two ways to specify a stylesheet in an XML input stage? (Choose two.)

                                      A. On the output link columns properties tab, type the stylesheet in the XLST box.
                                      B. On the output link advanced properties tab, load the content or path of a stylesheet that is stored on the engine tier host.
                                      C. On the output link advanced properties tab, type the stylesheet in the Stylesheet box.
                                      D. On the output link columns properties tab, identify an input column that contains the stylesheet URL.


                                      Solutions:

                                      Question 1
                                      Answer: C
                                      Question 2
                                      Answer: A
                                      Question 3
                                      Answer: A,C
                                      Question 4
                                      Answer: A,B
                                      Question 5
                                      Answer: B,C

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