Free Talend Core Certified Developer Exam Braindumps
Talend Core Certified Developer Questions 11–15 (page: 4)

Updated On: 30-Sep-2026

How can you create REST API metadata in Talend Studio? Choose 2 answers.

  1. Create it manually in Talend Studio.
  2. Import it from Talend API Designer.
  3. Import it from a JSON file.
  4. Import it from Talend API Tester.

Answer(s): A,B

Explanation:

Comprehensive and Detailed
In Talend Studio, REST API metadata can be created using the following methods:
Create it manually in Talend Studio (Option A):
Users can define REST API metadata within Talend Studio by manually specifying API structure, endpoints, HTTP methods, and parameters.
This method provides full control over the API metadata but requires manual configuration.
Import it from Talend API Designer (Option B):
If an API has been designed using Talend API Designer, it can be imported into Talend Studio.
This enables reusing the API design directly without manual recreation.
Why not other options?
Option C (Import from JSON file): Talend Studio does not support direct import of REST API metadata from generic JSON files.
Option D (Import from Talend API Tester): Talend API Tester is used for testing APIs but does not provide an option to import API definitions into Talend Studio.


Reference:

Talend Studio User Guide, Talend API Development Documentation



What is the default port for the REST Endpoint when using tRESTRequest in Talend Studio?

  1. 5040
  2. 5070
  3. 8040
  4. 8090

Answer(s): D

Explanation:

Comprehensive and Detailed
The default REST endpoint port for tRESTRequest in Talend Studio is 8090.
Port 8090 (Correct Answer - Option D):
When running a REST service inside Talend Studio, the default listening port is 8090.
This can be changed in the component settings if required.
Other port options explained:
5040 & 5070: Not default ports used for Talend REST services.
8040: Used in Talend Runtime, not in Studio.


Reference:

Talend Studio User Guide, Talend ESB REST Service Configuration



You can initialize your component endpoint, API mappings, and documentation from your API definition.
Which API definitions are supported by tRESTRequest?

  1. CSV definition file
  2. XML definition file
  3. WSDL file
  4. OAS/Swagger 2.0 file

Answer(s): D

Explanation:

Comprehensive and Detailed
The tRESTRequest component supports OpenAPI Specification (OAS)/Swagger 2.0 for initializing component endpoints, API mappings, and documentation.
OAS/Swagger 2.0 file (Correct Answer - Option D):
tRESTRequest allows API-first development by importing a Swagger 2.0 (OAS) definition.
This enables automatic configuration of API endpoints, request parameters, and response structures.
Why not other options?
CSV definition file (Option A): Not a valid API definition format.
XML definition file (Option B): XML files are not standard for REST API definitions.
WSDL file (Option C): WSDL is used for SOAP-based web services, not REST.


Reference:

Talend API Development Guide, Talend REST Component Documentation



Which HTTP methods are supported by tRESTRequest?

  1. GET, POST, PUT, PATCH, and DELETE
  2. POST, PATCH, and UPDATE
  3. SELECT, INSERT, UPDATE, and DELETE
  4. GET, POST, UPDATE, and DELETE

Answer(s): A

Explanation:

Comprehensive and Detailed
The tRESTRequest component in Talend Studio is designed to handle RESTful web service requests. It supports the following HTTP methods:
GET: Retrieves data from the server.
POST: Submits data to the server, often causing a change in state or side effects.
PUT: Replaces all current representations of the target resource with the request payload.
PATCH: Applies partial modifications to a resource.
DELETE: Removes the specified resource from the server.
Therefore, the correct answer is A. GET, POST, PUT, PATCH, and DELETE.


Reference:

Talend Components Documentation, HTTP Methods Overview



You are using a tRESTClient component to call a REST service.
Which advanced option should you use to convert the response from the server to the document type?

  1. Convert Response To XML Document
  2. Convert Response To JSON Document
  3. Convert Response To DOM Document
  4. Convert Response To HTML Document

Answer(s): C

Explanation:

Comprehensive and Detailed
In Talend Studio, the tRESTClient component includes an advanced setting called "Convert Response To DOM Document".
When this option is selected, the response from the REST service is converted into a DOM (Document Object Model) document. This allows for structured processing of the response data within Talend workflows.


Reference:

Talend Components Documentation



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