100% PASS QUIZ TALEND - LATEST TALEND-CORE-DEVELOPER - EXAM TALEND CORE CERTIFIED DEVELOPER EXAM FORMAT

100% Pass Quiz Talend - Latest Talend-Core-Developer - Exam Talend Core Certified Developer Exam Format

100% Pass Quiz Talend - Latest Talend-Core-Developer - Exam Talend Core Certified Developer Exam Format

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Talend Core Certified Developer Exam Sample Questions (Q54-Q59):

NEW QUESTION # 54
How can you create REST API metadata in Talend Studio? Choose 2 answers.

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

Answer: A,C

Explanation:
Comprehensive and Detailed Explanation:
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 usingTalend API Designer, it can beimported 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.


NEW QUESTION # 55
You want to create a generic schema using a schema defined in a Talend component in the Repository view.
How can you accomplish this?

  • A. In the Repository, by right-clicking Generic schemas.
  • B. In the Schema Editor window for the component.
  • C. By right-clicking the component and selecting the Generic schema option.
  • D. On the Advanced settings tab of the Component view.

Answer: A

Explanation:
To create a generic schema from a schema defined in a Talend component, follow these steps:
* Open the Repository View:
* In Talend Studio, navigate to the Repository panel, typically located on the left side of the interface.
* Locate the 'Generic schemas' Node:
* Within the Repository, expand the 'Metadata' section to find the 'Generic schemas' node.
* Initiate the Generic Schema Creation Process:
* Right-click on 'Generic schemas' and select 'Create generic schema' from the context menu.
* Define the Schema Properties:
* In the schema creation wizard that appears, provide the necessary properties such as 'Name' and
'Description' for the new generic schema.
* Set Up the Schema Structure:
* Define the schema structure by adding columns and specifying their data types as required.
* Finalize the Schema Creation:
* Click 'Finish' to complete the creation process. The new generic schema will now be available under the 'Generic schemas' node in the Repository.
This method allows you to create a reusable generic schema that can be applied across multiple components and Jobs within Talend Studio.


NEW QUESTION # 56
You are building a complex Job and want to explore different options for optimizing execution times using parallelism.
How can you identify execution times to verify the effectiveness of your changes?
Choose 2 answers

  • A. Heading the time stamps from the execution console in the Run view.
  • B. Observing the execution time in the Code view.
  • C. Observing the execution times that annotate the flows in the Designer.
  • D. Comparing time stamp in Trace Debug mode.

Answer: A,C

Explanation:
To identify execution times to verify the effectiveness of your changes, you can use one of these methods:
* Reading the time stamps from the execution console in the Run view. This method allows you to see the start and end time of each subjob and component in your job, as well as the total execution time of the job. You can also see the number of rows processed by each component and the status of the job (success or failure).
* Observing the execution times that annotate the flows in the Designer. This method allows you to see the execution time of each flow (main, lookup, reject, etc.) between components in your job. You can also see the number of rows processed by each flow and the throughput (rows per second) of each flow.
You cannot use these methods to identify execution times:
* Observing the execution time in the Code view. This method does not show you the execution time of your job or its components, but only the generated code of your job in Java or Perl. The Code view is useful for debugging or customizing your code, but not for measuring performance.
* Comparing time stamps in Trace Debug mode. This method does not show you the execution time of your job or its components, but only the values of each column for each row processed by your job. The Trace Debug mode is useful for tracing data quality or transformation issues, but not for measuring performance. References: Talend Open Studio: Open-source ETL and Free Data Integration | Talend,
[Run view - 7.3], [Designer - 7.3], [Code view - 7.3], [Trace Debug mode - 7.3]


NEW QUESTION # 57
Which options can you use to add a Joblet to your talend Job?
Choose 3 answers

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

Answer: A,B,D

Explanation:
To add a Joblet to your Talend Job, you can use one of these options:
* Type the Joblet name on the Studio canvas, then select it from the Palette drop-down menu. This will create a Joblet container on your canvas that contains all the components and links of your Joblet.
* Drag the Joblet from Repository tree view to designer canvas. This will also create a Joblet container on your canvas that contains all components and links of your Joblet.
* Drag Joblet from Palette to design workspace. This will open a dialog box where you can select an existing Joblet from Repository or create a new one.
You cannot use a tRunJob component and select Joblet from drop-down menu, nor right-click Joblet from Palette and select Add option. These methods are not available in Talend Studio and may cause errors or unexpected results. References: Talend Open Studio: Open-source ETL and Free Data Integration | Talend,
[Joblets - 7.3]


NEW QUESTION # 58
Which concepts are a part of Pipeline Designer? Choose 3 answers.

  • A. Processor
  • B. Preparations
  • C. Dataset
  • D. Context variables
  • E. Connection

Answer: A,C,E

Explanation:
Comprehensive and Detailed Explanation:
Talend's Pipeline Designer is a tool that enables users to design and execute data integration workflows. Key components of Pipeline Designer include:
* Connection (Option C):
* Defines the link between Pipeline Designer and various data sources or destinations, specifying how to access and interact with external systems.
* Dataset (Option D):
* Represents the structured data that flows through the pipeline, serving as the input or output of various processing steps.
* Processor (Option E):
* Performs specific operations on the data within the pipeline, such as transformations, aggregations, or filtering, to achieve the desired data processing outcomes.
Why not other options?
* Option A:While context variables are used in Talend Studio for parameterizing jobs, they are not a primary concept in Pipeline Designer.
* Option B:"Preparations" refer to data transformation sequences in Talend Data Preparation, not directly in Pipeline Designer.


NEW QUESTION # 59
......

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