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Talend Talend-Core-Developer Exam Syllabus Topics:
| Section | Objectives |
| Performance and Best Practices | - Design Best Practices
- 1. Scalability considerations
- 2. Reusable job design patterns
- Optimization Techniques
- 1. Memory and execution optimization
- 2. Efficient component usage
|
| Data Integration Fundamentals | - Talend Architecture Overview
- 1. Talend Studio components overview
- 2. Repository and project structure
- ETL/ELT Concepts
- 1. Data integration principles and workflows
- 2. Batch vs real-time processing concepts
|
| Error Handling and Debugging | - Exception Handling
- 1. Try/catch mechanisms in Jobs
- 2. Reject flows and error outputs
- Job Debugging
- 1. Troubleshooting job failures
- 2. Logging and monitoring execution
|
| Deployment and Execution | - Execution Environments
- 1. Talend Runtime usage
- 2. Scheduling and orchestration basics
- Job Deployment
- 1. Publishing jobs to runtime environments
- 2. Version control and packaging
|
| 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
|
| 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
|
Talend Core Certified Developer Sample Questions:
1. What is the default port for the REST Endpoint when using tRESTRequest in Talend Studio?
A) 8040
B) 5070
C) 5040
D) 8090
2. You created a Job to process a customer database. Next, you want to debug the Job using Traces Debug and pause the execution when it encounters any records for customers residing in the state of California.
A) Open the Debug Run tab of the Run view and click Traces Debug.
B) Right-click the trace on the output of the input component and select Add Breakpoint.
C) Add a breakpoint in the Advanced Settings tab of the Run view.
D) Right-click the trace on the output of the input component and select Show Breakpoint Setup.
3. 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 Built-in and set all the relevant properties manually.
B) Set the Property type to Repository and use a common DB connection metadata.
C) Set the Database field to Metadata.
D) Set the Property type to Repository and replace the credentials in each component.
4. Which statements are true about the execution logs of a task running on a Remote Engine? Choose 2 answers.
A) Logs are stored in Parquet format on the server where the Remote Engine is running.
B) Logs can be downloaded from Talend Management Console.
C) Logs are stored in the file system of the server where the Remote Engine is running.
D) Logs are stored in an H2 database hosted on the server where the Remote Engine is running.
5. 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) Right-click Job Designs and click import items.
B) Navigate to Metadata, @ project ref, Job Designs, Standard, then select testJob.
C) Right-click Job Designs, click Crete Standard Job, and enter testJob as the Job name.
D) Navigate to @ Referenced project, @ project_ref, Job Designs, Standard, then select testJob.
Solutions:
Question # 1 Answer: D | Question # 2 Answer: D | Question # 3 Answer: A | Question # 4 Answer: B,C | Question # 5 Answer: D |