Data Integration Developer Exam Preparation Material | Talend Data Integration Certified Developer Exam

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Question#1

Which section in Talend Studio allows you to graphically connect components in a Job to run a dataflow process?

A. Design workspace
B. Component view
C. Repository
D. Code

Explanation:
The design workspace in Talend Studio allows the user to graphically connect components in a Job to run a dataflow process. The design workspace is the main area where the user can design the data integration logic by dragging and dropping components from the palette and linking them with connectors. The design workspace also shows the schema of each component, which defines the structure and type of the data.

Question#2

Which statements are true about configuring the input sources of a tMap component? Choose answers

A. You can use the up and down arrows to interchange the order of the Lookup tables.
B. Thy main input source is always placed on top and cannot be moved within the tMap component.
C. The main input source will always be placed on top by default hut ran be dragged to any position.
D. The order in which the input sources appear on the map does not matter, provided the joins are configured correctly.

Explanation:
The tMap component allows you to configure multiple input sources for your data transformation and mapping. The main input source is always placed on top of the tMap component and cannot be moved within it. The main input source provides the data flow that drives the processing of the tMap component. The lookup tables are placed below the main input source and can be reordered by using the up and down arrows on the toolbar. The order in which the lookup tables appear on the tMap component does not affect the functionality of the joins, as long as they are configured correctly with the appropriate join conditions and expressions.
Reference: Talend Open Studio: Open-source ETL and Free Data Integration | Talend, [tMap properties - 7.3]

Question#3

What determines the name of the tMap output row that delivers join rejects?

A. The name is predetermined; it is always named Inner join Reject.
B. The name is determined by the output table you create to catch the rejects.
C. The name is configurable in the Component view of the tMap component
D. The name is determined by the input table, you create to generate the rejects.

Explanation:
The tMap component allows you to configure different types of joins between the main input and the lookup tables, such as inner join, left outer join, right outer join, etc. An inner join returns only the matching rows from both tables based on a join condition. If a row from the main input does not match any row from the lookup table, it is considered as an inner join reject. You can configure an output to collect these rejects by setting the Catch inner join reject option to true. The name of the output row that delivers the join rejects is determined by the output table you create to catch the rejects. You can name the output table as you wish, such as Rejects, Errors, etc.
Reference: Talend Open Studio: Open-source ETL and Free Data Integration | Talend,

Question#4

Which statement is true about the Sync columns button on the Basic settings tab of the Component view? Choose 2 answers

A. Retrieves and synchronizes the output file schema with the input file schema for tFileOutputed limited.
B. Retrieves the schema of the current component to match the Next component
C. Retrieves the schema from the input component connected in the lob.
D. Retrieves and synchronizes the output schema with the input schema for tJavaRow.

Explanation:
The "Sync columns" button is used for synchronizing the schema of the current component with either the previous component (the input) or the next component in the job flow. It ensures consistency in the data structure throughout the job.
Option B is correct as it involves updating the schema of the current component to match the schema of the next component in the job flow, ensuring consistent data flow.
Option C is also correct, as it involves retrieving the schema from the input component connected to the current component, ensuring that the current component correctly processes the incoming data according to the schema defined by the input component

Exam Code: Data Integration Developer
Q & A: 55 Q&As         Updated:  Sep 21,2026

 

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What This Data Integration Developer Study Resource Helps You Do

Review Key Concepts

Review the technologies, products, processes, and practical skills covered by the current Data Integration Developer exam objectives.

Practice Scenario-Based Questions

Work through independently developed questions designed to strengthen your understanding of technical scenarios and decision-making.

Identify Knowledge Gaps

Use your results and the provided explanations to find weaker areas and focus your study more effectively.

How to Use This Data Integration Developer Preparation Material

Review the Exam Scope

Start by reviewing the topics covered by the Data Integration Developer exam. Compare them with the official exam objectives to understand the required technologies, operational tasks, and practical skills, then identify the areas that deserve the most attention.

Practice Independently

Complete a focused set of practice questions for each topic. On your first attempt, avoid referring to notes, answers, or other study resources so that you can evaluate your current understanding more accurately.

Study the Explanations

Review the answers and explanations after completing each practice session. Understand why the correct option is appropriate for the given scenario and why the other options may be incorrect or less suitable.

Close Knowledge Gaps

Keep track of incorrect answers, unfamiliar concepts, and weaker knowledge areas. Review these topics using official documentation and practical experience, then answer the related questions again to reinforce your understanding and monitor your progress.

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Exam Code: Data Integration Developer
Q & A: 55 Q&As
Updated:  Sep 21,2026

 

 Access Complete Data Integration Developer Preparation Material