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Talend Talend-Core-Developer Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Error Handling, Logging & Testing | 10% | - Debugging and testing jobs - Logging and monitoring configuration - Error handling mechanisms - Validation and data quality checks |
| Talend Studio Fundamentals | 15% | - Studio interface and workspace navigation - Job design principles and best practices - Project creation and management - Component palette and usage |
| Job Orchestration & Parameters | 20% | - Context variables and parameterization - Parallel execution and performance tuning - Master jobs and job dependencies - Joblets for reusable workflows |
| Metadata Management | 15% | - Metadata impact analysis - Reusing metadata across projects - Schema creation and configuration - Defining and managing connections |
| Collaboration & Deployment | 10% | - Exporting and deploying jobs - Team-based development and reference projects - Version control integration |
| Data Integration & Transformation | 30% | - Filtering, sorting and aggregating data - Using tMap for joins, mappings and transformations - Reading and writing data from files and databases - Handling rejected records and errors - Using built-in functions and routines |
Talend Core Certified Developer Sample Questions:
1. Which component can be used to read a CSV file in an ESB Route?
A) cFileInputDelimited
B) cMap
C) cFile
D) tFileInputDelimited
E) tMap
2. A colleague has exported a Data Integration Job to run outside Talend Studio.
How do you run the Job?
A) Install the Job and start the resulting service.
B) Extract the contents of the archive and run the batch file and shell script.
C) Extract the files from the archive and run the JAR file.
D) Extract the content of the archive and run the batch file or the shell script.
3. Which methods can you use to name an output row in a tMap component? Choose 3 answers.
A) Click the name of the table in the Map Editor window and edit it.
B) Assign the name when connecting a new output component.
C) Assign the name when defining a new output table in the Map Editor window.
D) Double-click the output row in the Designer and enter a new name.
E) Select the output row, then open the Component view and click the View tab.
4. You want to improve the Trust Score of your dataset as a dataset owner. Which actions should you perform? Choose 2 answers.
A) Use the dataset in an ETL Job
B) Add ratings to the dataset
C) Improve the quality of the dataset using Pipeline Designer
D) Change the dataset score manually
5. Which statements are true when comparing a Joblet to a tRunJob component?
Choose 3 answers
A) A Joblet uses the same context variables of the Job in which it is used, unlinke a tRunJob component.
B) The performance of tRunJob component is better than running an equivalent Job using a Joblet.
C) The nested Job called by a tRunJob component cannot use the same context variable of the Job in which it is used.
D) The performance of a Joblet if better than running an equivalent Job using a tRunJob component.
E) Building a Joblet typically requires the use of generic input, and trigger component.
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: D | Question # 3 Answer: A,B,C | Question # 4 Answer: B,C | Question # 5 Answer: A,C,E |



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