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Talend Core Certified Developer : Talend-Core-Developer

Talend-Core-Developer
  • Exam Code: Talend-Core-Developer
  • Exam Name: Talend Core Certified Developer Exam
  • Updated: Aug 19, 2026
  • Q & A: 57 Questions and Answers
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Talend Talend-Core-Developer Exam Syllabus Topics:

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

Talend Core Certified Developer Sample Questions:

1. In some instances, after applying changes to a component schema, you are asked if you would like to propagate the changes. What is the significance of thisprompt?

A) Confirm that you want to apply the schema changes to the previous component in the Job.
B) Confirm that you want to apply the schema changes to the selected component.
C) Confirm that you want to apply the schema changes to both the previous and next components in the Job.
D) Confirm that you want to apply the schema changes to the next component in the Job.


2. In Talend Studio, you have access to a references project named project_ref. You need to reuse a Job named testJob from the project_ref in your main Job.

A) Navigate to @ Referenced project, @ project_ref, Job Designs, Standard, then select testJob.
B) Right-click Job Designs and click import items.
C) Navigate to Metadata, @ project ref, Job Designs, Standard, then select testJob.
D) Right-click Job Designs, click Crete Standard Job, and enter testJob as the Job name.


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


4. You need to create a centralized metadata connection to a database server for an application. Which steps should you take before building a Job that reads from that database? Choose 3 answers.

A) Create Db Connections metadata to describe the database connection.
B) Add a tMap component to handle and convert Db Types.
C) Drag the Db Connections metadata onto the Designer to read from the database component.
D) Retrieve the schemas from the database connection.
E) Add a tCreateTable component to create a table in the database.


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

A) Triggering a subJob
B) Carrying data into a Joblet
C) Triggering a Joblet
D) Carrying data into a subJob


Solutions:

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

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