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

Talend-Core-Developer

Exam Code: Talend-Core-Developer

Exam Name: Talend Core Certified Developer Exam

Updated: Oct 13, 2026

Q & A: 57 Questions and Answers

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Talend Talend-Core-Developer Exam Syllabus Topics:

SectionObjectives
Topic 1: Deployment and Execution- Job Deployment
  • 1. Version control and packaging
    • 2. Publishing jobs to runtime environments
      - Execution Environments
      • 1. Talend Runtime usage
        • 2. Scheduling and orchestration basics
          Topic 2: Data Transformation- Data Cleansing
          • 1. Filtering and validation techniques
            • 2. Handling null and malformed data
              - tMap and Mapping Logic
              • 1. Row-level transformations using tMap
                • 2. Lookup tables and joins
                  Topic 3: Error Handling and Debugging- Exception Handling
                  • 1. Reject flows and error outputs
                    • 2. Try/catch mechanisms in Jobs
                      - Job Debugging
                      • 1. Troubleshooting job failures
                        • 2. Logging and monitoring execution
                          Topic 4: Performance and Best Practices- Design Best Practices
                          • 1. Scalability considerations
                            • 2. Reusable job design patterns
                              - Optimization Techniques
                              • 1. Efficient component usage
                                • 2. Memory and execution optimization
                                  Topic 5: Talend Studio Development- Context and Parameters
                                  • 1. Context variables usage
                                    • 2. Job parameterization
                                      - Job Design
                                      • 1. Using components and connectors
                                        • 2. Creating and managing Jobs
                                          Topic 6: Data Integration Fundamentals- Talend Architecture Overview
                                          • 1. Repository and project structure
                                            • 2. Talend Studio components overview
                                              - ETL/ELT Concepts
                                              • 1. Data integration principles and workflows
                                                • 2. Batch vs real-time processing concepts

                                                  Talend Core Certified Developer Sample Questions:

                                                  Question #1
                                                  You want to improve the Trust Score of your dataset as a dataset owner. Which actions should you perform? Choose 2 answers.

                                                  A. Add ratings to the dataset
                                                  B. Use the dataset in an ETL Job
                                                  C. Improve the quality of the dataset using Pipeline Designer
                                                  D. Change the dataset score manually


                                                  Question #2
                                                  You designing a Job that can run in two contexts, Test and Production. You want to run it as a standalone job outside Talend Studio.
                                                  How do you accomplish this?

                                                  A. Set the desired context as the default, then build the Job. Rebuild the Job if you need to run it in a different context.
                                                  B. Build the Job with the desired context selected in the Build Job windows. Build a separate copy if you need to run the Job in a different context.
                                                  C. Build the Job with the Context scripts option selected in the Build Job windows. Before running the Job, edit the script according to the context in which want to run the job.
                                                  D. Build the Job with the Context scripts option selected in the Build Job windows. You will be prompted for the context.


                                                  Question #3
                                                  How do you create an empty Joblet?

                                                  A. Right-clicking a space in the Designer and select refactor to Joblect.
                                                  B. Create an empty Jon and use the file menu to save it as Joblet.
                                                  C. Create an empty Job, then export it as a Joblet by right-clicking it in the Repository.
                                                  D. Right-click Joblet Designs the Repository and select Create Joblet.


                                                  Question #4
                                                  User A shared a connection with User B. User B used the shared connection and created Dataset_1. User A stops sharing the connection with User B. Which statement is true about access to Dataset_1?

                                                  A. User B has no access to Dataset_1.
                                                  B. User B has full access to Dataset_1.
                                                  C. User A has full access to Dataset_1.
                                                  D. User B has limited access to Dataset_1.


                                                  Question #5
                                                  You want to create a generic schema using a schema defined in a Talend component in the Repository view.
                                                  How can you accomplish this?

                                                  A. In the Schema Editor window for the component.
                                                  B. In the Repository, by right-clicking Generic schemas.
                                                  C. On the Advanced settings tab of the Component view.
                                                  D. By right-clicking the component and selecting the Generic schema option.


                                                  Solutions:

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

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