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Talend Talend-Core-Developer Exam Syllabus Topics:

SectionObjectives
Topic 1: 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
          Topic 2: Performance and Best Practices- Optimization Techniques
          • 1. Efficient component usage
            • 2. Memory and execution optimization
              - Design Best Practices
              • 1. Reusable job design patterns
                • 2. Scalability considerations
                  Topic 3: Data Transformation- tMap and Mapping Logic
                  • 1. Lookup tables and joins
                    • 2. Row-level transformations using tMap
                      - Data Cleansing
                      • 1. Handling null and malformed data
                        • 2. Filtering and validation techniques
                          Topic 4: Error Handling and Debugging- Job Debugging
                          • 1. Troubleshooting job failures
                            • 2. Logging and monitoring execution
                              - Exception Handling
                              • 1. Reject flows and error outputs
                                • 2. Try/catch mechanisms in Jobs
                                  Topic 5: 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
                                          Topic 6: Talend Studio Development- Context and Parameters
                                          • 1. Job parameterization
                                            • 2. Context variables usage
                                              - Job Design
                                              • 1. Using components and connectors
                                                • 2. Creating and managing Jobs

                                                  Talend Core Certified Developer Sample Questions:

                                                  You have a MySQL table named customers with columns named id, name, address, and country. You need to retrieve records that have a specific country based on a variable. Which steps should you use to achieve this?

                                                  • A. Use a tDBInput component with a context variable in the SQL query.
                                                  • B. Use a tDBInput component and link it to a tFilterColumns component.
                                                  • C. Use a tDBInput component and link it to a tMatchGroup component.
                                                  • D. Use a tDBInput component with a Run if trigger.
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: A  🗳️

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

                                                  A colleague has exported a Data Integration Job to run outside Talend Studio.
                                                  How do you run the Job?

                                                  • A. Extract the files from the archive and run the JAR file.
                                                  • B. Extract the contents of the archive and run the batch file and shell script.
                                                  • C. Extract the content of the archive and run the batch file or the shell script.
                                                  • D. Install the Job and start the resulting service.
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: C  🗳️

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

                                                  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 Metadata, @ project ref, Job Designs, Standard, then select testJob.
                                                  • B. Navigate to @ Referenced project, @ project_ref, Job Designs, Standard, then select testJob.
                                                  • C. Right-click Job Designs and click import items.
                                                  • D. Right-click Job Designs, click Crete Standard Job, and enter testJob as the Job name.
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: B  🗳️

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

                                                  Which statements are true when comparing a Joblet to a tRunJob component?
                                                  Choose 3 answers

                                                  • A. The nested Job called by a tRunJob component cannot use the same context variable of the Job in which it is used.
                                                  • B. The performance of a Joblet if better than running an equivalent Job using a tRunJob component.
                                                  • C. Building a Joblet typically requires the use of generic input, and trigger component.
                                                  • D. A Joblet uses the same context variables of the Job in which it is used, unlinke a tRunJob component.
                                                  • E. The performance of tRunJob component is better than running an equivalent Job using a Joblet.
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: A,C,D  🗳️

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

                                                  User A shared a connection with User B. User B used the shared connection and created Dataset_1. User A stops sharing the connection with User B. Which statement is true about access to Dataset_1?

                                                  • A. User B has limited access to Dataset_1.
                                                  • B. User A has full access to Dataset_1.
                                                  • C. User B has full access to Dataset_1.
                                                  • D. User B has no access to Dataset_1.
                                                  Reveal Solution  Discussion  0

                                                  Correct Answer: C  🗳️

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

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