[Apr-2024 Newly Released] Pass AD0-E716 Exam - Real Questions & Answers [Q22-Q38]

[Apr-2024 Newly Released] Pass AD0-E716 Exam - Real Questions and Answers

Pass AD0-E716 Review Guide, Reliable AD0-E716 Test Engine

NEW QUESTION # 22
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 extension attribute references the wrong interface, it should have referenced the Magento\saies\Api\data\invoiceinterface.
• B. The extension attribute references the repository instead of the interface it implements (Magento\saies\Api\invoiceRepositorymterface).
• C. The type is wrong, string [] should be replaced with array.

Answer: B

Explanation:
The extension attribute is referencing the repository instead of the interface it implements. The correct XML snippet should be:
XML
<extension_attributes>
<attribute code="custom_values" type="string[]"
group="General"
translate="true">
<description>This attribute stores an array of custom values for the invoice.</description>
<source_model>Magento\Sales\Api\Data\InvoiceInterface</source_model>
</attribute>
</extension_attributes>
The source_model attribute specifies the interface that the extension attribute is associated with. In this case, the extension attribute is associated with the Magento\Sales\Api\Data\InvoiceInterface interface.

NEW QUESTION # 23
A developer is working on an Adobe Commerce Cloud project and wants to get connection data for the environment's deployed services. The developer has all of the necessary permissions to do this.
Which two options would the developer take to get the connection credentials? (Choose Two.)

• A. Execute ece-tools env:config:show services Command.
• B. Connect to server via SSH and read $_ENV['services'] variable.
• C. Run the magento-cloud relationships CLI Command.
• D. Get the data from the Project Web Interface dedicated section.

Answer: B,C

Explanation:
Two options to get the connection credentials for the environment's deployed services are to run the magento-cloud relationships CLI command and to connect to the server via SSH and read $_ENV['services'] variable. The magento-cloud relationships CLI command displays information about the relationships between an environment and its services, such as database, cache, search, etc. The developer can use this command to get the connection data for each service in JSON format. Alternatively, the developer can connect to the server via SSH and read the $_ENV['services'] variable, which contains the same information as the CLI command output. Verified Reference: [Magento 2.4 DevDocs] 3

NEW QUESTION # 24
An Adobe Commerce Cloud merchant has been experiencing significant downtime during production deployment. They have already checked that the application is in ideal state.
In addition to the configuration of the SCD.MATRIX variable to reduce amount of unnecessary theme files, what would be the next steps to reduce the downtime?

• A. 1. Check SCD is configured under the build phase.
  2. Check if Adobe Commerce Cloud automatically adjusts SCD.THREADS.
• B. 1. Check SCD is configured under deploy phase.
  2. Decrease the SCD.THREADS to speed up the build process
• C. 1. Check SCD is configured under the build phase.
  2. Increase the SCD.THREADS to speed up the build process.

Answer: C

Explanation:
The next steps to reduce the downtime are to check that the SCD is configured under the build phase and to increase the SCD.THREADS to speed up the build process. The SCD stands for static content deployment, which is the process of generating and deploying static files such as CSS, JS, images, etc. By configuring the SCD under the build phase, the static files are generated before the code is deployed to the production environment, which reduces the downtime during deployment. The SCD.THREADS is a variable that determines how many threads are used for parallel processing during the SCD. By increasing the SCD.THREADS, the developer can improve the performance and efficiency of the SCD process. Verified Reference: [Magento 2.4 DevDocs] 12

NEW QUESTION # 25
An Adobe Commerce developer creates a new website using a data patch. Each website will have unique pricing by website. The developer does not have visibility into the production and staging environments so they do not know what the configuration currently is.
How would they ensure the configuration is deployed and consistent across all environments?
A)

• A. Option A
• B. Option C
• C. Option B

Answer: C

Explanation:
To ensure that the configuration is deployed and consistent across all environments, the developer can use the following steps:
Create a data patch that contains the configuration for the new website.
Deploy the data patch to all environments.
Use the magento deploy:status command to verify that the configuration has been deployed to all environments.

NEW QUESTION # 26
Which hashing algorithm will Adobe Commerce choose to hash customer passwords?

• A. It does not matter if the Sodium extension is installed or not, the Magento hashing default algorithm will be SHA256.
• B. If the Sodium extension is installed, SHA256 will be chosen, otherwise MD5 will be used as the Magento default hashing algorithm.
• C. If the Sodium extension is installed, Argon 2ID13 will be chosen, otherwise SHA256 will be used as the Magento default hashing algorithm.

Answer: C

Explanation:
If the Sodium extension is installed, Argon 2ID13 will be chosen as the Magento default hashing algorithm. Otherwise, SHA256 will be used.
The Sodium extension is a PHP extension that provides cryptographic functions. Argon 2ID13 is a password hashing algorithm that is considered to be more secure than SHA256.
If the Sodium extension is installed, Magento will use Argon 2ID13 as the default hashing algorithm for customer passwords. If the Sodium extension is not installed, Magento will use SHA256 as the default hashing algorithm.

NEW QUESTION # 27
An Adobe Commerce developer has added a new configuration field to the admin are a. The path for this option is general/store_information/out_of_hours_phone.
Keeping simplicity in mind, how would the developer ensure this option contains a valid US telephone number?

• A. Add <validate type="phoneUS"/> to the field in system.xml.
• B. Create a backend model to check the validity of the phone number entered.
• C. Add <validate>phoneUS</validate> to the field in system.xml.

Answer: C

Explanation:
According to the Magento Stack Exchange answer, system.xml is a file that defines the configuration fields for the admin area. Each field can have a validate attribute that specifies a validation rule for the field value. Magento provides some built-in validation rules, such as phoneUS, which validates a US telephone number. Therefore, to ensure that the option contains a valid US telephone number, the developer needs to add <validate>phoneUS</validate> to the field in system.xml. Verified Reference: https://magento.stackexchange.com/questions/104570/magento-2-system-xml-validation-rules

NEW QUESTION # 28
An Adobe Commerce developer is trying to create a custom table using declarative schema, but is unable to do so.

What are two errors in the snippet above? (Choose two.)

• A. Column (entity_id) does not have index. It is needed since attribute identity is set to false.
• B. Column (roll_no) does not have index. It is needed since attribute identity is set to true.
• C. null is not a valid value for column (roll_no).
• D. Column (student_name) does not have attribute length.

Answer: B,D

Explanation:
The correct answers are A and C.
The errors in the snippet are:
Column roll_no does not have an index. It is needed since attribute_identity is set to true.
Column student_name does not have an attribute length.
The attribute_identity attribute specifies whether the primary key of the table should be auto-incremented. If attribute_identity is set to true, then the roll_no column must have an index. The student_name column does not have an attribute length, which is required for string columns.
The following code shows how to fix the errors:
XML
<table name="vendor_module_table">
<entity_id>
<type>int</type>
<identity>true</identity>
<unsigned>true</unsigned>
<nullable>false</nullable>
</entity_id>
<roll_no>
<type>int</type>
<identity>false</identity>
<unsigned>true</unsigned>
<nullable>false</nullable>
<primary_key>true</primary_key>
<index>true</index>
</roll_no>
<student_name>
<type>string</type>
<length>255</length>
<nullable>false</nullable>
</student_name>
</table>
Once the errors have been fixed, the table can be created successfully.

NEW QUESTION # 29
An Adobe Commerce developer wants to create a product EAV attribute programmatically which should appear as WYSIWYG in the admin panel. They have made sure that wysiwyg_enabled has been set to true, however, the attribute is not appearing as WYSIWYG in the admin panel.
What would be a possible reason?

• A. The input type is not set to text.
• B. The input type is not set to textarea.
• C. The is_html_allowed_on_front Option iS Set tO false.

Answer: B

Explanation:
The input_type attribute of a product EAV attribute specifies the type of input field that will be used to enter the value of the attribute in the admin panel. The textarea input type is used for WYSIWYG fields. If the input_type attribute is not set to textarea, then the attribute will not appear as WYSIWYG in the admin panel.
To fix this, the developer should set the input_type attribute to textarea.

NEW QUESTION # 30
During database migration in the Adobe Commerce Cloud integration environment, a developer experienced a disk space error causing the database import to fail.
How would the developer fix this issue?

• A. Add a new database node and enable split database.
• B. Increase the disk space of the database service.
• C. Change the database engine to PostgreSQL that has no disk space limit.

Answer: B

Explanation:
The developer can fix this issue by increasing the disk space of the database service. The database service is one of the services that run on the Adobe Commerce Cloud platform and provide functionality for the application. The database service uses MySQL as the database engine and stores data for products, customers, orders, etc. The disk space of the database service determines how much data can be stored and processed by the database. If the disk space is insufficient, the database import can fail with a disk space error. The developer can increase the disk space of the database service by modifying the .magento/services.yaml file and redeploying the environment. Verified Reference: [Magento 2.4 DevDocs]

NEW QUESTION # 31
The developer is required to convert a modules database scripts from old install/upgrade setup files to a data patches format and does not want to apply database changes that were already done by install/upgrade scripts.
The current module version is 1.5.4.
What would be the recommended solution to skip changes that were already applied via old format (install/upgrade scripts)?

• A. Inside apply() method, check for module version and run the code if version is less than 1.5.4.
• B. Implement Patchversioninterface and return 1.5.4 on the getversion() method.
• C. This is not possible. A module cannot implement both data patch and install scripts.

Answer: B

Explanation:
According to the Develop data and schema patches guide for Magento 2 developers, data patches are classes that contain data modification instructions. They are defined in a <Vendor>/<Module_Name>/Setup/Patch/Data/<Patch_Name>.php file and implement MagentoFrameworkSetupPatchDataPatchInterface. Data patches can also implement Patchversioninterface to specify the module version that the patch is associated with. The getVersion() method returns the module version as a string. To skip changes that were already applied via old format (install/upgrade scripts), the developer should implement Patchversioninterface and return 1.5.4 on the getVersion() method. This way, the data patch will only be applied if the module version is greater than or equal to 1.5.4. Verified Reference: https://devdocs.magento.com/guides/v2.3/extension-dev-guide/declarative-schema/data-patches.html

NEW QUESTION # 32
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. Create an after pluginforMagento\Ui\Component\Listing\Columns\Column::prepareColumn().
  2. Add the custom logic within the afterPreparecoiumn method.
• 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. Override the Magento\Customer\Ui\Component\DataProvider Class using a preference.
  2. Override the getData() method and add the custom logic per row.

Answer: A

NEW QUESTION # 33
On an Adobe Commerce Cloud platform, at what level is the variable env: composer_auth located in the Project Web Interface?

• A. In the Environment-specific variables.
• B. In the Integration variables.
• C. In the Project variables.

Answer: C

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 Reference: [Magento 2.4 DevDocs] 2

NEW QUESTION # 34
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:
According to the How to use the Magento command-line interface (CLI) guide, to configure and run the Magento CLI, the developer needs to make the bin/magento file executable and then use it to run commands. To create a custom command, the developer needs to create a class that implements \Symfony\Component\Console\Command\Command and define its name, description, arguments, options, and logic. The developer also needs to register the command in the di.xml file of their module using the Magento\Framework\Console\CommandList argument. Therefore, option C is the correct answer, as it shows the correct class and di.xml code to configure the custom command. Verified Reference: https://www.a2hosting.com/kb/installable-applications/optimization-and-configuration/magento1/using-the-magento-command-line-interface-cli/

NEW QUESTION # 35
An Adobe Commerce developer is asked to implement a 15% surcharge for all users from a 'Wholesale' customer group. Keeping best practices in mind, what is a correct to accomplish this?

• A. Create an Observer to the cataiog_product_get_final_price event. Check if the current customer is in the 'Wholesale' group, and if so, retrieve the
• B. Create a Cart Price Rule that applies only to the 'Wholesale' group. Specify no conditions for the rule, and in the Actions section, specify for the rule to apply a "Percent of product price discount", with the 'Discount Amount" field set to -15.
• C. Declare a new total collector class to calculate the modified total if the current user is in the group, register it in the module's etc/sales .xml file, modify the checkout_cart_index.xml and checkout_index_index.xml layouts to include a new child in the totals block.

Answer: A

Explanation:
product from the $observer->getEventC) data and Call $product->setData('final_price', $product->getData( 'final_price') * 1.15).
Explanation:
The possible reason why the payment method is missing in the admin is that in the module config.xml, the node can_use_internal was not set to true. This node determines whether the payment method can be used in the admin area or not. If it is set to false or omitted, the payment method will not be available for admin orders. To enable the payment method for admin use only, the node can_use_internal should be set to true and the node can_use_checkout should be set to false. Verified Reference: [Magento 2.4 DevDocs] [Magento Stack Exchange]

NEW QUESTION # 36
A merchant is experiencing performance issues on integration environments of their Adobe Commerce Cloud Pro plan and wants to upgrade to Enhanced Integration Environments.
What are the steps necessary prior to redeploying in order to upgrade to Enhanced Integration Environments?

• A. 1. Limit the number of Integration branches to two
  2. Submit a support ticket requesting the upgrade
• B. 1. Limit the number of Integration branches to three
  2. Set the ENV.ENVIRONMENT in .magento.env.yaml to ENHANCEDJNTEGRATION
• C. 1. Limit the number of Integration branches to four
  2. Configure integration environments in the cloud GUI and set the Enhanced switch to On

Answer: A

Explanation:
The steps necessary prior to redeploying in order to upgrade to Enhanced Integration Environments are to limit the number of integration branches to two and to submit a support ticket requesting the upgrade. Enhanced Integration Environments are an improved version of integration environments that offer better performance, stability, and security. They have a limit of four active branches at a time, but only two branches can be migrated from standard integration environments. The developer needs to delete or deactivate any extra branches before requesting the upgrade from Adobe support. Verified Reference: [Magento 2.4 DevDocs]

NEW QUESTION # 37
A logistics company with an Adobe Commerce extension sends a list of reviewed shipment fees to all its clients every month in a CSV file. The merchant then uploads this CSV file to a "file upload" field in admin configuration of Adobe Commerce.
What are the two requirements to display the "file upload" field and process the actual CSV import? (Choose two.) A)

• A.
• B.
• C.
• D.

Answer: A,C

Explanation:
To display the "file upload" field and process the actual CSV import, the following two requirements must be met:
The developer must create a new system configuration setting that specifies the path to the CSV file.
The developer must create a new controller action that handles the file upload and import process.
The system.xml file is used to define system configuration settings. The following XML snippet shows how to define a new system configuration setting for the CSV file path:
XML
<config>
<system>
<config>
<shipment_fees_csv_path>/path/to/csv/file</shipment_fees_csv_path>
</config>
</system>
</config>
The Controller\Adminhtml\ShipmentFees controller class is used to handle the file upload and import process. The following code shows how to create a new controller action that handles the file upload and import process:
PHP
public function uploadAction()
{
$file = $this->getRequest()->getFile('shipment_fees_csv_file');
if ($file->isUploaded()) {
$importer = new ShipmentFeesImporter();
$importer->import($file);
}
return $this->redirect('adminhtml/system_config/edit/section/shipment_fees');
}

NEW QUESTION # 38
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