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

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

A) XML definition file
B) CSV definition file
C) WSDL file
D) OAS/Swagger 2.0 file

3. In some instances, after applying changes to a component schema, you are asked if you would like to propagate the changes. What is the significance of thisprompt?

A) Confirm that you want to apply the schema changes to the next component in the Job.
B) Confirm that you want to apply the schema changes to the previous component in the Job.
C) Confirm that you want to apply the schema changes to both the previous and next components in the Job.
D) Confirm that you want to apply the schema changes to the selected component.

4. 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) Navigate to @ Referenced project, @ project_ref, Job Designs, Standard, then select testJob.
D) Right-click Job Designs, click Crete Standard Job, and enter testJob as the Job name.

5. You have a MySQL table named customers with columns named id, name, address, and country. You need to retrieve records that have a specific country based on a variable. Which steps should you use to achieve this?

A) Use a tDBInput component with a Run if trigger.
B) Use a tDBInput component and link it to a tMatchGroup component.
C) Use a tDBInput component and link it to a tFilterColumns component.
D) Use a tDBInput component with a context variable in the SQL query.

Solutions: