Talend Core Certified Developer : Talend-Core-Developer Exam Questions

  • Exam Code: Talend-Core-Developer
  • Exam Name: Talend Core Certified Developer Exam
  • Updated: Sep 17, 2026
  • Q&As: 57 Questions and Answers

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Talend Talend-Core-Developer Exam Syllabus Topics:

SectionObjectives
Error Handling and Debugging- Exception Handling
  • 1. Try/catch mechanisms in Jobs
    • 2. Reject flows and error outputs
      - Job Debugging
      • 1. Troubleshooting job failures
        • 2. Logging and monitoring execution
          Data Transformation- tMap and Mapping Logic
          • 1. Row-level transformations using tMap
            • 2. Lookup tables and joins
              - Data Cleansing
              • 1. Handling null and malformed data
                • 2. Filtering and validation techniques
                  Data Integration Fundamentals- ETL/ELT Concepts
                  • 1. Batch vs real-time processing concepts
                    • 2. Data integration principles and workflows
                      - Talend Architecture Overview
                      • 1. Talend Studio components overview
                        • 2. Repository and project structure
                          Deployment and Execution- Execution Environments
                          • 1. Scheduling and orchestration basics
                            • 2. Talend Runtime usage
                              - Job Deployment
                              • 1. Publishing jobs to runtime environments
                                • 2. Version control and packaging
                                  Performance and Best Practices- Design Best Practices
                                  • 1. Reusable job design patterns
                                    • 2. Scalability considerations
                                      - Optimization Techniques
                                      • 1. Memory and execution optimization
                                        • 2. Efficient component usage
                                          Talend Studio Development- Job Design
                                          • 1. Using components and connectors
                                            • 2. Creating and managing Jobs
                                              - Context and Parameters
                                              • 1. Context variables usage
                                                • 2. Job parameterization

                                                  Talend Core Certified Developer Sample Questions:

                                                  Question #1

                                                  In some instances, after applying changes to a component schema, you are asked if you would like to propagate the changes. What is the significance of thisprompt?

                                                  • A. Confirm that you want to apply the schema changes to the next component in the Job.
                                                  • B. Confirm that you want to apply the schema changes to both the previous and next components in the Job.
                                                  • C. Confirm that you want to apply the schema changes to the previous component in the Job.
                                                  • D. Confirm that you want to apply the schema changes to the selected component.
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: A  🗳️

                                                  Explanation: Only visible for PassSureExam members. You can sign-up / login (it's free).

                                                  Question #2

                                                  You implemented a Job in Talend Studio and need to execute it in Talend Cloud. Which options can you use in Talend Management Console after publishing the Job to Talend Cloud? Choose 2 answers.

                                                  • A. Select the corresponding task, configure the task, and then run the task.
                                                  • B. Select the artifact name, add and configure a task, then run the task.
                                                  • C. Click the artifact name and then run the Job.
                                                  • D. Add a task and then run the task.
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: B,D  🗳️

                                                  Explanation: Only visible for PassSureExam members. You can sign-up / login (it's free).

                                                  Question #3

                                                  You have two branches: Branch1 contains Job1, and Branch 2 contains Job 2. You want to copy Job1 to Branch 2 and preserve the change history when connecting Studio to Talend Administrator Center.
                                                  Which method should you use to preserve the change history?

                                                  • A. Switch to Branch 1, right-click Job 1, select Copy to branch, and select Branch 2.
                                                  • B. Switch to Branch 1, copy the Branch 1 job, switch to Branch 2, and paste the job into Branch 2.
                                                  • C. Switch to branch 1, copy the Branch 1 Job, switch to Branch 2, and paste the Job into Branch 2.
                                                  • D. Switch to Branch 1, copy lob 1, switch to Branch 2, and paste Job 1 over Job 2.
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: A  🗳️

                                                  Explanation: Only visible for PassSureExam members. You can sign-up / login (it's free).

                                                  Question #4

                                                  Which action should you perform to calculate the overall Trust Score for multiple customer datasets?

                                                  • A. Mark the datasets in the dataset list, and the score updates in the detailed view.
                                                  • B. Use the search bar to filter the customer datasets and manually calculate the score.
                                                  • C. Use the search bar to filter the customer datasets, and the score will automatically update.
                                                  • D. Review the rating of selected datasets in the group tab.
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: C  🗳️

                                                  Explanation: Only visible for PassSureExam members. You can sign-up / login (it's free).

                                                  Question #5

                                                  You built multiple Jobs in Studio, each uses its own tDBInput component to connect to a common database server, but they all use different credentials. How should you configure the tDBInput components?

                                                  • A. Set the Property type to Built-in and set all the relevant properties manually.
                                                  • B. Set the Database field to Metadata.
                                                  • C. Set the Property type to Repository and use a common DB connection metadata.
                                                  • D. Set the Property type to Repository and replace the credentials in each component.
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: A  🗳️

                                                  Explanation: Only visible for PassSureExam members. You can sign-up / login (it's free).

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