Talend Core Certified Developer : Talend-Core-Developer

Exam Code: Talend-Core-Developer

Exam Name: Talend Core Certified Developer Exam

Updated: May 30, 2026

Q & A: 57 Questions and Answers

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About Talend Core Certified Developer : Talend-Core-Developer Exam

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Talend-Core-Developer exam dumps

Talend Core Certified Developer Sample Questions:

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

A) Import it from Talend API Tester.
B) Create it manually in Talend Studio.
C) Import it from a JSON file.
D) Import it from Talend API Designer.


2. Which aspects contribute to the calculation of the validity of a dataset? Choose 2 answers.

A) Number of empty rows across the dataset sample
B) Use of semantic types across the dataset sample
C) Use of user ratings and certification
D) Number of valid and invalid values across the dataset sample


3. After enabling the Observability Metric Collector metric generation located in the \etc\org.talend.ipaas.rt.
observability.cfg, which additional configurations should you apply? Choose 2 answers.

A) Frequency
B) Configure the time zone
C) Lifetime
D) Schedule the metrics generation using CRON based trigger


4. Which HTTP methods are supported by tRESTRequest?

A) SELECT, INSERT, UPDATE, and DELETE
B) GET, POST, PUT, PATCH, and DELETE
C) POST, PATCH, and UPDATE
D) GET, POST, UPDATE, and DELETE


5. 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 Repository and use a common DB connection metadata.
B) Set the Property type to Built-in and set all the relevant properties manually.
C) Set the Database field to Metadata.
D) Set the Property type to Repository and replace the credentials in each component.


Solutions:

Question # 1
Answer: B,D
Question # 2
Answer: B,D
Question # 3
Answer: A,C
Question # 4
Answer: B
Question # 5
Answer: B

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