[2025] Pass Adobe AD0-E724 Premium Files Test Engine pdf - Free Dumps Collection
New 2025 Realistic AD0-E724 Dumps Test Engine Exam Questions in here
NEW QUESTION # 49
How would a developer access RabbitMQ data on an Adobe Commerce Cloud Production environment?
- A. Using local port forwarding
- B. Using RabbitMyAdmin
- C. Using Project Web Interface
Answer: A
Explanation:
The way a developer would access RabbitMQ data on an Adobe Commerce Cloud Production environment is by using local port forwarding. This method allows the developer to connect to the RabbitMQ service instance through an SSH tunnel and access the RabbitMQ Management UI from a web browser. The developer needs to use the magento-cloud ssh command to establish the SSH connection and the
$MAGENTO_CLOUD_RELATIONSHIPS variable to retrieve the RabbitMQ connection details and login credentials.
NEW QUESTION # 50
An Adobe Commerce Cloud developer wants to check the staging environment deployments history (i.e.
branch, git, merge, sync). Where can the developer look up the history of the staging environment?
- A. Project Web Interface
- B. New Relic
- C. Adobe Commerce admin panel
Answer: A
Explanation:
The Project Web Interface is the main dashboard for managing Adobe Commerce Cloud projects. This includes the ability to check the staging environment deployments history.
The developer can look up the history of deployments to the staging environment, including branch, git merge, and sync operations, in the Project Web Interface. This interface provides adetailed log of all actions taken on the project, including deployments, enabling developers to track changes and troubleshoot issues that may arise.
NEW QUESTION # 51
An Adobe Commerce developer has created a process that exports a given order to some external accounting system. Launching this process using the Magento CLI with the command php bin/magento my_module:
order: process --order_id=<order_id> is required.
Example: php bin/magento my_module:order:process --order_id=1245.
What is the correct way to configure the command?
- A.
- B.
- C.
- D.
Answer: A
Explanation:
To properly configure a Magento CLI command that includes a required argument, such as --order_id, which is mandatory for processing an order, the best approach is to use the addArgument method within the configure function. This method defines required arguments for the command, ensuring the user provides the necessary data.
Option D is correct for the following reasons:
* Using addArgument for Required Inputs:The addArgument method is used here to declare order_id as a required argument. This is more appropriate than addOption when the parameter is essential for command execution and should not be omitted. By specifying InputArgument::REQUIRED, the command ensures that the order_id must be provided by the user.
* Explanation: addArgument is ideal for required data that the command cannot function without, while addOption is typically used for optional parameters. order_id is essential to identify which order to process, making addArgument the suitable choice here.
NEW QUESTION # 52
An Adobe Commerce developer successfully added a new column to the customers grid. This column needs the data to be formatted before showing its content in the grid.
According to best practices, how would the developer add the custom logic to render the column?
- A. 1. Override the Magento\Customer\Ui\Component\DataProvider Class using a preference.
2. Override the getData() method and add the custom logic per row. - B. 1. Create a custom class extending flagento\Ui\Component\Listing\Columns\Colunm.
2. Add the custom logic within the prepareDataSource method.
3. Add an attribute class to the column node within the module's customer_listing.xml. - C. 1. Create an after pluginforMagento\Ui\Component\Listing\Columns\Column::prepareColumn().
2. Add the custom logic within the afterPreparecoiumn method.
Answer: B
Explanation:
The best practice to add custom logic for data formatting in a grid column is to create a new class extending
\Magento\Ui\Component\Listing\Columns\Column. The prepareDataSource method is designed for processing and formatting data before it is displayed in the UI component.
* Using prepareDataSource in a Custom Column Class:
* By extending \Magento\Ui\Component\Listing\Columns\Column, you gain access to the prepareDataSource method, where you can manipulate data as needed.
* Adding a custom class allows for reusability and modular code, which is in line with Magento's architecture.
* Why Option B is Correct:
* This option uses Magento's UI component structure properly, focusing on the intended class and method for grid data manipulation. Option A involves an unnecessary plugin, and Option C with DataProvider preference is generally discouraged for simple UI modifications.
* Implementation Steps:
* Extend the Column class and add your logic in the prepareDataSource method.
* Then, in your customer_listing.xml, reference this class within the <column> node using the class attribute.
NEW QUESTION # 53
An Adobe Commerce developer is developing a custom module. As part of their implementation they have decided that all instances of their Custom\Module\Model\Example class should receive a new instance of Magento\Filesystem\Adapter\Local.
How would the developer achieve this using di. xml?
- A.
- B.
- C.
Answer: B
NEW QUESTION # 54
A developer defined a new table in db.schema.xml while creating a new module.
What should be done to allow the removal of columns from the database when deleting them from db.schema.
xml?
- A. The removable columns should be defined in db.schema_blacklist.json.
- B. The removable columns should be defined in db_schema_whitelist.json.
- C. The columns should have "removable" attribute set to "true" in the db.schema.xml.
Answer: B
Explanation:
If a developer wants to allow the removal of columns from the database when deleting them fromdb.schema.
xml, they need to define the removable columns in thedb_schema_whitelist.jsonfile. This file will tell Magento which columns can be removed from the database.
To allow columns to be removed from the database when they are deleted fromdb_schema.xml, they must be listed in thedb_schema_whitelist.jsonfile. This file acts as a reference for which database schema elements are safe to modify or delete, providing a safeguard against unintentional data loss during schema updates.
NEW QUESTION # 55
A developer needs to extend the existing jQuery widget. Which jQuery function is used for this purpose?
- A. $.widget
- B. $.mage
- C. $.ui
Answer: A
Explanation:
To extend an existing jQuery widget in Adobe Commerce, the$.widgetfunction is used. This function is part of jQuery UI's widget factory and is a powerful tool for creating stateful plugins with a consistent API. It allows developers to create a new widget that inherits from an existing widget, enhancing or modifying its functionality, making option C the correct answer.
NEW QUESTION # 56
An Adobe Commerce developer adds a new extension attribute to add an array of values to the invoices that are fetched through the APIs.
After a while, their technical manager reviews their work and notices something wrong with the extension_attributes. xml file that the developer created in their module:
What is the problem with this xml snippet?
- A. The type is wrong, string [] should be replaced with array.
- B. The extension attribute references the wrong interface, it should have referenced the Magento\saies\Api\data\invoiceinterface.
- C. The extension attribute references the repository instead of the interface it implements (Magento\saies\Api\invoiceRepositorymterface).
Answer: B
Explanation:
When adding extension attributes in Adobe Commerce, it's essential to reference the correct interface in the extension_attributes.xml file. Extension attributes in Magento are used to add custom data fields to existing entities, and these should extend the core entity interfaces, not their repositories.
In this case:
* The developer needs to reference Magento\Sales\Api\Data\InvoiceInterface, which represents the data structure of invoices, rather than any repository or incorrect interfaces.
* The extension_attributes.xml should specify the data interface (e.g., Magento\Sales\Api\Data\InvoiceInterface) to ensure the extension attribute is correctly applied to the invoice entity and is accessible when fetching invoices through APIs.
Correct XML format:
<?xml version="1.0"?>
<config
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:
magento:module:Magento_ExtensionAttributes:etc/extension_attributes.xsd"
>
<extension_attributes for="Magento\Sales\Api\Data\InvoiceInterface">
<attribute code="your_custom_attribute" type="string[]" />
</extension_attributes>
</config>
Additional Resources:
* Adobe Commerce Developer Guide: Using Extension Attributes
* Extension Attributes XML Reference
NEW QUESTION # 57
How should a record be removed from a database which is using a model that was inherited from the
\Magento\Framework\Model\AbstractModel class?
- A. Call the "unset" method on this model object
- B. Call the "remove" method on this model object
- C. Call the "delete" method on this model object
Answer: C
Explanation:
The "delete" method on the\Magento\Framework\Model\AbstractModelclass is used to remove a record from the database. This method will also cascade the delete to any related records.
In Magento, models that inherit from the\Magento\Framework\Model\AbstractModelclass interact with the database through the ORM (Object-Relational Mapping) layer. To remove a record from the database using such a model, thedeletemethod is used. This method encapsulates the logic for deleting the record associated with the model instance from its corresponding database table. By calling$model->delete(), where$modelis an instance of a model inheriting fromAbstractModel, Magento will perform the necessary operations to remove the record from the database, ensuring data integrity and consistency within the application.
NEW QUESTION # 58
Which log file would help a developer to investigate 503 errors caused by traffic or insufficient server resources on an Adobe Commerce Cloud project?
- A. cloud.log
- B. access.log
- C. mysql-slow.log
Answer: B
Explanation:
The access.log file stores the information about the requests and responses that occur on the web server, such as the IP address, timestamp, request URI, response code, andreferer URL1. By checking the access.log file, a developer can identify the requests that resulted in 503 errors and the possible causes of those errors, such as traffic spikes, insufficient server resources, or misconfiguration1.
To check the access.log file on an Adobe Commerce Cloud project, a developer can use the following command in the CLI:
grep -r "\" 50 [0-9]" /path/to/access.log
This command will search for any lines in the access.log file that contain a response code starting with 50, which indicates a server error1. The developer can then compare the timestamps of those lines with the exception.log and error.log files to find more details about the errors1.
Alternatively, if the error has occurred in the past and the access.log file has been rotated (compressed and archived), the developer can use the following command in the CLI (Pro architecture only):
zgrep "\" 50 [0-9]" /path/to/access.log.<rotation ID>.gz
This command will search for any lines in the compressed access.log file that contain a response code starting with 501. The rotation ID is a number that indicates how many times the log file has been rotated. For example, access.log.1.gz is the most recent rotated log file, and access.log.10.gz is the oldest rotated log file1.
NEW QUESTION # 59
In a new release of a module, a developer decides to rename a table that was defined in the earlier versions.
Which action, if any, allows the developer to prevent data loss?
- A. Declarative schema supports RENAME TABLE', so the data will be migrated to the new table automatically.
- B. Define onCreate="migrateDataFromAnotherTable(old_table_name)" attribute in the table tag.
- C. Define the table and columns mapping in the db.schema_whitelist.json
Answer: C
Explanation:
When renaming a table in Magento, to prevent data loss, the developer must define the table and its columns mapping in thedb_schema_whitelist.jsonfile. This declarative schema approach ensures that the data migration tool knows about the changes and can migrate data from the old table to the newly named table without losing any data.
NEW QUESTION # 60
Which price type should be used if the developer wants to provide a discount for a product based on quantity, for example, being able to buy two for X amount each?
- A. Tier Price
- B. Special Price
- C. Group Price
Answer: A
Explanation:
Tier prices are used to provide discounts for products based on quantity. For example, you could set a tier price that allows customers to buy two products for X amount each.
The tier price is used when a developer wants to offer a discount based on the quantity purchased. For example, buying two or more units of a product at a reduced price per unit. Tier pricing allows setting different prices for different quantities, encouraging customers to buy more. Special price is a flat discounted price regardless of quantity, and group price is used to set special prices for specific customer groups, not for quantity-based discounts.
NEW QUESTION # 61
On an Adobe Commerce Cloud platform, at what level is the variable env: composer_auth located in the Project Web Interface?
- A. In the Project variables.
- B. In the Integration variables.
- C. In the Environment-specific variables.
Answer: A
Explanation:
The variable env: composer_auth is located in the Project variables section in the Project Web Interface. This variable is used to store the authentication credentials for Composer repositories that require access keys or tokens. The developer can set this variable at the project level to apply it to all environments, or override it at the environment level if needed. Verified References: [Magento 2.4 DevDocs] 2
NEW QUESTION # 62
On an Adobe Commerce Cloud platform, what type of environment will be provisioned when launching the CLI for Commerce command magento-cloud environment:branch <environment-name> <parent-environment- id>?
- A. An integration environment with the code and database from the parent environment.
- B. An integration environment with fresh Adobe Commerce Cloud installation.
- C. An empty integration environment without any code or database.
Answer: A
Explanation:
The type of environment that will be provisioned when launching the CLI for Commerce command magento- cloud environment:branch <environment-name> <parent-environment-id> is an integration environment with the code and database from the parent environment. Integration environments are temporary environments that are used for testing and development purposes on the Adobe Commerce Cloud platform. They can be created from any branch of code and have their own dedicated database and services. When creating an integration environment using the CLI for Commerce command, the code and database from the parent environment are copied to the new integration environment, creating an exact replica of the parent environment. Verified References: [Magento 2.4 DevDocs]
NEW QUESTION # 63
An Adobe Commerce Developer has written an importer and exporter for a custom entity. The client is using this to modify the exported data and then re-importing the file to batch update the entities.
There is a text attribute, which contains information related to imagery in JSON form, media_gallery. This is not a field that the client wants to change, but the software they are using to edit the exported data seems to be modifying it and not allowing it to import correctly.
How would the developer prevent this?
A) Specify a serializer class for the attribute using the $_transformAttrs class property array for both the exporter and importer so it gets converted:
B) Strip the attribute from the imported file by adding it to the s_strippedAttrs class property array:
C) Prevent it from being exported by adding it to the $_disat>iedAttrs class property array:
- A. Option C
- B. Option B
- C. Option A
Answer: A
Explanation:
To prevent the media_gallery attribute from being exported as part of the custom entity's data, the developer should add this attribute to the $_disabledAttrs class property array. This effectively excludes the attribute from the export process, ensuring that it does not appear in the exported file and thus will not be modified or re-imported inadvertently.
Option C is correct for the following reasons:
* Preventing Export with $_disabledAttrs:Adding media_gallery to the $_disabledAttrs array tells the system to skip this attribute during export. This prevents the attribute from being included in the export file, thus removing the risk of it being altered by external software that handles the file. Since the attribute will not be present in the exported data, it will remain unchanged in the database when re- importing.
* Explanation: The $_disabledAttrs property is specifically designed to exclude certain attributes from the export process. By using this property, you ensure that attributes not intended for editing or visibility in exports are safely omitted, maintaining data integrity.
NEW QUESTION # 64
An Adobe Commerce developer was asked to provide additional information on a quote. When getting several quotes, the extension attributes are returned, however, when getting a single quote it fails to be returned.
What is one reason the extension attributes are missing?
- A. The developer neglected to add coiiection="trueM to their attribute in etc/extension_attributes.xmi file.
ottribute code="my_attributesM type="MyVendor\MyModule\Api\Data\^AttributeInterface[]M collection="true" /> - B. The developer neglected to provide a plugin On Hagento\Quote\Api\CartRepositoryInterface: :get.
- C. The developer neglected to implement an observer on the coiiection_ioad_after event.
Answer: B
Explanation:
In Adobe Commerce, to retrieve custom extension attributes on an entity such as a quote, you need to ensure that these attributes are properly loaded when accessing the entity directly via repository interfaces. When fetching a single quote, it is essential to use a plugin on CartRepositoryInterface::get to include the extension attributes as this method is responsible for loading individual quote data.
If the plugin is missing for the get method, the extension attributes won't be loaded for single quote retrieval, leading to their absence in the result.
Additional Resources:
* Adobe Commerce Developer Guide: Extension Attributes
* Magento 2 Repositories and Plugins
NEW QUESTION # 65
Which two recommended practices would a developer use on an Adobe Commerce Cloud Enhanced Integration Environment to get the best performance? (Choose two.)
- A. Enable fastly CDN
- B. Restrict catalog size
- C. Disable cron and manually run as needed
- D. Remove all of the integration's inactive branches.
Answer: A,D
Explanation:
On an Adobe Commerce Cloud Enhanced Integration Environment, enabling Fastly CDN (Content Delivery Network) can significantly improve performance by caching content closer to the user's location, reducing load times. Additionally, removing all of the integration's inactive branches helps to optimize the environment by decluttering and focusing resources on active development. Restricting catalog size may not be feasible or desirable, and disabling cron jobs can disrupt necessary background operations unless specifically needed for performance testing or troubleshooting.
NEW QUESTION # 66
Which command invalidates the index?
- A. bin/magento indexerreindex <index_name>
- B. bin/magento indexer:reset <index_name>
- C. bin/magento Indexerinvalldate <lndex_name>
Answer: B
Explanation:
The commandbin/magento indexer:reset <index_name>is used to invalidate a specific index in Magento.
When an index is invalidated, it flags the index as 'Invalid' in the Index Management section of the Magento Admin, indicating that the data is out of sync and needs to be updated. This command does not perform the reindexing itself but prepares the specified index for reindexing by marking it as needing an update. This is an important step in ensuring that the Magento storefront reflects the most current data.
NEW QUESTION # 67
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