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

  • Talend-Core-Developer pdf
  • Exam Code: Talend-Core-Developer
  • Exam Name: Talend Core Certified Developer Exam
  • Updated: Aug 26, 2026
  • Q & A: 57 Questions and Answers
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Talend Talend-Core-Developer Exam Syllabus Topics:

SectionObjectives
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
          Data Transformation- Data Cleansing
          • 1. Handling null and malformed data
            • 2. Filtering and validation techniques
              - tMap and Mapping Logic
              • 1. Row-level transformations using tMap
                • 2. Lookup tables and joins
                  Data Integration Fundamentals- ETL/ELT Concepts
                  • 1. Data integration principles and workflows
                    • 2. Batch vs real-time processing concepts
                      - Talend Architecture Overview
                      • 1. Repository and project structure
                        • 2. Talend Studio components overview
                          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
                                  Talend Studio Development- Job Design
                                  • 1. Creating and managing Jobs
                                    • 2. Using components and connectors
                                      - Context and Parameters
                                      • 1. Job parameterization
                                        • 2. Context variables usage
                                          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

                                                  Talend Core Certified Developer Sample Questions:

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


                                                  2. How can you create REST API metadata in Talend Studio? Choose 2 answers.

                                                  A) Import it from Talend API Tester.
                                                  B) Create it manually in Talend Studio.
                                                  C) Import it from Talend API Designer.
                                                  D) Import it from a JSON file.


                                                  3. You created a Remote Engine in Talend Cloud and copied the Remote Engine key. You downloaded the Remote Engine script for your Linux system, and now you need to pair the engine manually. Which options can you use to set the key? Choose 2 answers.

                                                  A) In the key configuration file of the engine.
                                                  B) In the Remote Engine web service page.
                                                  C) In the engine run script command line as a parameter.
                                                  D) In Studio Talend Cloud preferences.


                                                  4. Which methods can you use to specify the schema in a tFileInputDelimited component? Choose 3 answers.

                                                  A) Add the schema to the component using the Schema Editor.
                                                  B) Add the component, then drag and drop a generic schema metadata item onto the component.
                                                  C) Drag a generic schema metadata item onto the Designer.
                                                  D) Add the component, open the Component view, select the Built-in schema type, then click the Edit schema button.
                                                  E) Drag a File delimited metadata item from the Repository onto the design workspace.


                                                  5. You need to set up a server in your Talend environment that enables several members of your team to collaborate on a project.
                                                  Which application must you enable before working on a remote project?

                                                  A) Talend admission Center service must be running on each development workstation.
                                                  B) Talent Administration Center instance must be running with the team members and project configured.
                                                  C) Git or SVN server instance must be running.
                                                  D) Git or SVN client must be installed on each developed workstation.


                                                  Solutions:

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

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