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Talend Talend-Core-Developer Exam Syllabus Topics:

Section	Objectives
Topic 1: Talend Studio Development	- Job Design 1. Using components and connectors 2. Creating and managing Jobs - Context and Parameters 1. Job parameterization 2. Context variables usage
Topic 2: Data Integration Fundamentals	- ETL/ELT Concepts 1. Batch vs real-time processing concepts 2. Data integration principles and workflows - Talend Architecture Overview 1. Repository and project structure 2. Talend Studio components overview
Topic 3: Performance and Best Practices	- Optimization Techniques 1. Efficient component usage 2. Memory and execution optimization - Design Best Practices 1. Scalability considerations 2. Reusable job design patterns
Topic 4: 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
Topic 5: 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
Topic 6: 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

Talend Core Certified Developer Sample Questions:

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

2. Which options can you use to add a Joblet to your talend Job?
Choose 3 answers

A) Right-click the Joblet from Palette and select the Add option.
B) Type the Joblet name on the Studio canvas, then select if from the Palette drop-down menu.
C) Drag the Jobket from the Repository tree view to designer canvas.
D) Use a tRunJob component and select the Joblet from the drop-down menu.
E) Drag the Joblet from Palette to the design workspace.

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

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

4. Which operations can you perform using a tMap component? Choose 3 answers.

A) Perform full outer joins.
B) Map data using filters, constraints, and simple explicit joins.
C) Reject data using inner join rejections.
D) Load single lookup tables only.
E) Transform data from single or multiple sources to single or multiple destinations.

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

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

Solutions:

Question # 1
Answer: A,B,D

Question # 2
Answer: B,C,E

Question # 3
Answer: C,D

Question # 4
Answer: A,B,E

Question # 5
Answer: B