LATEST UPDATED TALEND-CORE-DEVELOPER VALID PRACTICE QUESTIONS - PASS TALEND-CORE-DEVELOPER IN ONE TIME - PROFESSIONAL RELIABLE TALEND-CORE-DEVELOPER PRACTICE MATERIALS

Latest updated Talend-Core-Developer Valid Practice Questions - Pass Talend-Core-Developer in One Time - Professional Reliable Talend-Core-Developer Practice Materials

Latest updated Talend-Core-Developer Valid Practice Questions - Pass Talend-Core-Developer in One Time - Professional Reliable Talend-Core-Developer Practice Materials

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Talend Core Certified Developer Exam Sample Questions (Q31-Q36):

NEW QUESTION # 31
Which statements describe the Talend Cloud Data Inventory Trust Score? Choose 2 answers.

  • A. Aggregates several metrics into a single score.
  • B. Scales the Trust Score from 0 to 5.
  • C. Helps data consumers assign a score representing the quality of the dataset.
  • D. Scales the Trust Score from 0 to 10.

Answer: A,B

Explanation:
Comprehensive and Detailed Explanation:
The Talend Trust Score is a feature of Talend Cloud Data Inventory that provides an assessment of a dataset's reliability and quality:
* Aggregates several metrics into a single score (Option A):
* The Trust Score combines multiple factors, including validity, completeness, popularity, discoverability, and usage, into a single, comprehensive score. This aggregation helps users quickly gauge the overall trustworthiness of a dataset.
* Scales the Trust Score from 0 to 5 (Option C):
* The Trust Score ranges from 0 to 5, with higher scores indicating better data quality and reliability. This standardized scale allows for easy comparison between datasets.
Why not other options?
* Option B:While data consumers can view and utilize the Trust Score, it is automatically calculated by Talend based on specific metrics; users do not assign this score themselves.
* Option D:The Trust Score does not use a 0 to 10 scale; it specifically ranges from 0 to 5.


NEW QUESTION # 32
You created a Remote Engine in Talend Cloud and copied the Remote Engine key. You downloaded the Remote Engine script for your Linux system, and now you need to pair the engine manually. Which options can you use to set the key? Choose 2 answers.

  • A. In the Remote Engine web service page.
  • B. In the key configuration file of the engine.
  • C. In the engine run script command line as a parameter.
  • D. In Studio Talend Cloud preferences.

Answer: A,B

Explanation:
Comprehensive and Detailed Explanation:
To manually pair a Remote Engine with Talend Cloud, you can set the pairing key using the following methods:
* In the Remote Engine web service page (Option B):
* Access
the Remote Engine's web interface, typically available at http://localhost:8043/configuration.
* Enter the pairing key obtained from the Talend Management Console.
* Click onPAIR REMOTE ENGINEto establish the connection.
* In the key configuration file of the engine (Option C):
* Locate the preauthorized.key.cfg file in the Remote Engine's etc directory.
* Open the file and paste the pairing key into the remote.engine.pre.authorized.key parameter.
* Save the changes and restart the Remote Engine to apply the configuration.
Why not other options?
* Option A:Setting the pairing key in Talend Studio's preferences is not applicable for pairing a Remote Engine.
* Option D:While it's technically possible to pass the pairing key as a parameter in the engine's run script, it's not the standard or recommended method.


NEW QUESTION # 33
Which actions can you perform in the configuration panel in Pipeline Designer? Choose 2 answers.

  • A. Preview changes made by processors.
  • B. Select the settings for a pipeline export.
  • C. Display and update dataset connections.
  • D. Modify processor values.

Answer: C,D

Explanation:
Comprehensive and Detailed Explanation:
In Talend Pipeline Designer, theconfiguration panelprovides options for managing and modifying the settings of components within a pipeline.
* Modify processor values (Option A):
* Users can adjust values for processors such as filters, joins, transformations, and aggregations within the configuration panel.
* This helps fine-tune data processing rules directly in the pipeline.
* Display and update dataset connections (Option B):
* The configuration panel allows users to change dataset connections, updating the source or target locations of data.
* Users can modify database credentials, file paths, or API endpoints as needed.
Why not other options?
* Option C:The ability to preview changes made by processors is handled in thepreview panel, not the configuration panel.
* Option D:Pipeline export settings are managed separately in theexport settings menu, not in the configuration panel.


NEW QUESTION # 34
Which operations can you perform using a tMap component? Choose 3 answers.

  • A. Perform full outer joins.
  • B. Map data using filters, constraints, and simple explicit joins.
  • C. Load single lookup tables only.
  • D. Reject data using inner join rejections.
  • E. Transform data from single or multiple sources to single or multiple destinations.

Answer: A,B,E

Explanation:
Comprehensive and Detailed Explanation:
The tMap component in Talend allows for various data transformation and mapping operations. The correct operations include:
* A. Map data using filters, constraints, and simple explicit joins.
* tMap allows mapping fields between sources and destinations with filters and constraints.
* B. Perform full outer joins.
* Unlike tJoin, tMap supports full outer joins, allowing all records from both tables to be included.
* C. Transform data from single or multiple sources to single or multiple destinations.
* You can map multiple input sources to multiple output targets with transformations.


NEW QUESTION # 35
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. Retrieve the schemas from the database connection.
  • B. Add a tCreateTable component to create a table in the database.
  • C. Add a tMap component to handle and convert Db Types.
  • D. Create Db Connections metadata to describe the database connection.
  • E. Drag the Db Connections metadata onto the Designer to read from the database component.

Answer: A,D,E

Explanation:
Comprehensive and Detailed Explanation:
To establish a centralized metadata connection to a database server in Talend Studio, follow these steps before constructing a Job that reads from the database:
* Create Db Connections Metadata to Describe the Database Connection (Option C):
* In the Repository panel, right-click on "Metadata" and select "Create connection."
* Fill in the necessary details such as database type, host, port, database name, username, and password.
* Test the connection to ensure it is configured correctly.
* Save the connection metadata for reuse across multiple Jobs.
* Retrieve the Schemas from the Database Connection (Option E):
* After creating the database connection metadata, expand it to view the available schemas.
* Retrieve the required schemas by importing the table structures.
* This step ensures that the schema definitions are centralized and can be reused in different Jobs.
* Drag the Db Connections Metadata onto the Designer to Read from the Database Component (Option D):
* In the Repository, locate the previously created database connection metadata.
* Drag and drop the desired table or schema onto the Designer workspace.
* Talend Studio will automatically create the appropriate input component (e.g., tDBInput) configured with the connection and schema details.
By following these steps, you ensure a centralized and consistent approach to managing database connections and schemas, promoting reusability and reducing configuration errors.


NEW QUESTION # 36
......

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