Talend Core Certified Developer : Talend-Core-Developer

  • Exam Code: Talend-Core-Developer
  • Exam Name: Talend Core Certified Developer Exam
  • Updated: Sep 12, 2026
  • Q & A: 57 Questions and Answers

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

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Talend Talend-Core-Developer Exam Syllabus Topics:

SectionWeightObjectives
Talend Studio Fundamentals15%- Project creation and management
- Component palette and usage
- Job design principles and best practices
- Studio interface and workspace navigation
Metadata Management15%- Defining and managing connections
- Reusing metadata across projects
- Schema creation and configuration
- Metadata impact analysis
Job Orchestration & Parameters20%- Master jobs and job dependencies
- Joblets for reusable workflows
- Parallel execution and performance tuning
- Context variables and parameterization
Collaboration & Deployment10%- Version control integration
- Exporting and deploying jobs
- Team-based development and reference projects
Error Handling, Logging & Testing10%- Validation and data quality checks
- Error handling mechanisms
- Logging and monitoring configuration
- Debugging and testing jobs
Data Integration & Transformation30%- Using tMap for joins, mappings and transformations
- Filtering, sorting and aggregating data
- Using built-in functions and routines
- Reading and writing data from files and databases
- Handling rejected records and errors

Talend Core Certified Developer Sample Questions:

Question #1

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.
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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Question #2

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. Observing the execution time in the Code view.
  • B. Comparing time stamp in Trace Debug mode.
  • C. Observing the execution times that annotate the flows in the Designer.
  • D. Heading the time stamps from the execution console in the Run view.
Reveal Solution  Discussion  0

Correct Answer: C,D  🗳️

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Question #3

Which actions can you perform in the configuration panel in Pipeline Designer? Choose 2 answers.

  • A. Display and update dataset connections.
  • B. Select the settings for a pipeline export.
  • C. Modify processor values.
  • D. Preview changes made by processors.
Reveal Solution  Discussion  0

Correct Answer: A,C  🗳️

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Question #4

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

  • A. Import it from Talend API Designer.
  • B. Import it from Talend API Tester.
  • C. Create it manually in Talend Studio.
  • D. Import it from a JSON file.
Reveal Solution  Discussion  0

Correct Answer: A,C  🗳️

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Question #5

How many sample dataset records and rows can be displayed in Talend Cloud Data Preparation?

  • A. 10,000
  • B. 5,000
  • C. All the available records
  • D. 1,000
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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