Talend Core Certified Developer : Talend-Core-Developer

Talend-Core-Developer Exam Simulator
  • Exam Code: Talend-Core-Developer
  • Exam Name: Talend Core Certified Developer Exam
  • Updated: Oct 04, 2026
  • Q & A: 57 Questions and Answers

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Talend Talend-Core-Developer exam simulator

Talend Talend-Core-Developer Exam Syllabus Topics:

SectionObjectives
Topic 1: Error Handling and Debugging- Exception Handling
  • 1. Reject flows and error outputs
    • 2. Try/catch mechanisms in Jobs
      - Job Debugging
      • 1. Logging and monitoring execution
        • 2. Troubleshooting job failures
          Topic 2: 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
                  Topic 3: Deployment and Execution- Execution Environments
                  • 1. Talend Runtime usage
                    • 2. Scheduling and orchestration basics
                      - Job Deployment
                      • 1. Version control and packaging
                        • 2. Publishing jobs to runtime environments
                          Topic 4: Talend Studio Development- Context and Parameters
                          • 1. Context variables usage
                            • 2. Job parameterization
                              - Job Design
                              • 1. Creating and managing Jobs
                                • 2. Using components and connectors
                                  Topic 5: 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
                                          Topic 6: Data Integration Fundamentals- ETL/ELT Concepts
                                          • 1. Batch vs real-time processing concepts
                                            • 2. Data integration principles and workflows
                                              - Talend Architecture Overview
                                              • 1. Repository and project structure
                                                • 2. Talend Studio components overview

                                                  Talend Core Certified Developer Sample Questions:

                                                  Question #1

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

                                                  Correct Answer: C  🗳️

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                                                  Question #2

                                                  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 Property type to Repository and use a common DB connection metadata.
                                                  • C. Set the Database field to Metadata.
                                                  • D. Set the Property type to Repository and replace the credentials in each component.
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: A  🗳️

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                                                  Question #3

                                                  How do you create an empty Joblet?

                                                  • A. Right-click Joblet Designs the Repository and select Create Joblet.
                                                  • B. Create an empty Job, then export it as a Joblet by right-clicking it in the Repository.
                                                  • C. Create an empty Jon and use the file menu to save it as Joblet.
                                                  • D. Right-clicking a space in the Designer and select refactor to Joblect.
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: A  🗳️

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                                                  Question #4

                                                  You need a list of all customers whose first name contains "Tom" and who are older than 18. Which processor should be used?

                                                  • A. Data sampling
                                                  • B. Join
                                                  • C. Aggregate
                                                  • D. Filter
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: D  🗳️

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                                                  Question #5

                                                  What is the generic Input component used for in a Joblet design?

                                                  • A. Carrying data into a subJob
                                                  • B. Triggering a subJob
                                                  • C. Triggering a Joblet
                                                  • D. Carrying data into a Joblet
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: D  🗳️

                                                  Explanation: Only visible for Exam4PDF members. You can sign-up / login (it's free).

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