Talend Talend-Core-Developer Q&A - in .pdf

  • Exam Code: Talend-Core-Developer
  • Exam Name: Talend Core Certified Developer Exam
  • Updated: Sep 11, 2026
  • Q & A: 57 Questions and Answers
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  • Exam Code: Talend-Core-Developer
  • Exam Name: Talend Core Certified Developer Exam
  • Updated: Sep 11, 2026
  • Q & A: 57 Questions and Answers
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Talend Talend-Core-Developer Exam Syllabus Topics:

SectionObjectives
Error Handling and Debugging- Job Debugging
  • 1. Logging and monitoring execution
    • 2. Troubleshooting job failures
      - Exception Handling
      • 1. Reject flows and error outputs
        • 2. Try/catch mechanisms in Jobs
          Deployment and Execution- Job Deployment
          • 1. Publishing jobs to runtime environments
            • 2. Version control and packaging
              - Execution Environments
              • 1. Talend Runtime usage
                • 2. Scheduling and orchestration basics
                  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
                          Performance and Best Practices- Optimization Techniques
                          • 1. Memory and execution optimization
                            • 2. Efficient component usage
                              - Design Best Practices
                              • 1. Scalability considerations
                                • 2. Reusable job design patterns
                                  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
                                          Data Transformation- Data Cleansing
                                          • 1. Handling null and malformed data
                                            • 2. Filtering and validation techniques
                                              - tMap and Mapping Logic
                                              • 1. Lookup tables and joins
                                                • 2. Row-level transformations using tMap

                                                  Talend Core Certified Developer Sample Questions:

                                                  Question #1

                                                  You are using a tRESTClient component to call a REST service. Which advanced option should you use to convert the response from the server to the document type?

                                                  • A. Convert Response To DOM Document
                                                  • B. Convert Response To XML Document
                                                  • C. Convert Response To JSON Document
                                                  • D. Convert Response To HTML Document
                                                  Answer: A

                                                  Explanation: Only visible for Prep4sureGuide members. You can sign-up / login (it's free).

                                                  Question #2

                                                  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. Aggregate
                                                  • C. Filter
                                                  • D. Join
                                                  Answer: C

                                                  Explanation: Only visible for Prep4sureGuide members. You can sign-up / login (it's free).

                                                  Question #3

                                                  Which concepts are a part of Pipeline Designer? Choose 3 answers.

                                                  • A. Processor
                                                  • B. Preparations
                                                  • C. Context variables
                                                  • D. Dataset
                                                  • E. Connection
                                                  Answer: A,D,E

                                                  Explanation: Only visible for Prep4sureGuide 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. Review the rating of selected datasets in the group tab.
                                                  • B. Mark the datasets in the dataset list, and the score updates in the detailed view.
                                                  • C. Use the search bar to filter the customer datasets and manually calculate the score.
                                                  • D. Use the search bar to filter the customer datasets, and the score will automatically update.
                                                  Answer: D

                                                  Explanation: Only visible for Prep4sureGuide members. You can sign-up / login (it's free).

                                                  Question #5

                                                  You are building a complex Job and want to explore different options for optimizing execution times using parallelism.
                                                  How can you identify execution times to verify the effectiveness of your changes?
                                                  Choose 2 answers

                                                  • A. Heading the time stamps from the execution console in the Run view.
                                                  • B. Observing the execution time in the Code view.
                                                  • C. Observing the execution times that annotate the flows in the Designer.
                                                  • D. Comparing time stamp in Trace Debug mode.
                                                  Answer: A,C

                                                  Explanation: Only visible for Prep4sureGuide members. You can sign-up / login (it's free).

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