Free Adobe AD0-E716 Practice Exam with Questions & Answers | Set: 2

The developer can deal with this issue by modifying the admin path timeout value in seconds in the Fastly Configuration section > Advanced Configuration in the Admin Panel. Fastly is a cloud-based caching service that improves site performance and security for Adobe Commerce Cloud projects. Fastly has a default timeout value of 180 seconds for admin requests, which means that any request that takes longer than 180 seconds will be terminated and result in a timeout error. The developer can increase this value to allow longer processing time for admin requests without causing errors. The developer also needs to save the configuration and upload VCL to Fastly to apply the changes. Verified References: [Magento 2.4 DevDocs]

Two ways to access the PHP error logs on Adobe Commerce Cloud are to use the dedicated command from Cloud CLI for Commerce and to connect to the servers via SSH and localize the log files. The Cloud CLI for Commerce is a command-line tool that allows developers to interact with their Adobe Commerce Cloud projects and environments. The developer can use the command magento-cloud log php to view or download the PHP error logs from any environment. 

In Adobe Commerce Cloud, accessing PHP error logs can be done through the Cloud CLI or by directly connecting to the server via SSH.

Cloud CLI for Accessing Logs:

The Cloud CLI provides commands to access various logs, including PHP error logs, which can be accessed easily without directly connecting to the server.

SSH for Direct Log Access:

For more hands-on control or specific log inspection, SSH allows you to connect to the server and directly access log files located typically in the /var/log directory on Adobe Commerce Cloud environments.

Why Options A and C are Correct:

These two methods provide direct and official ways to access error logs on Adobe Commerce Cloud.

Option B is incorrect as the Project Web Interface does not have a dedicated PHP error log entry. Option D is incorrect as there is no Adobe Admin Log application.

References:

Adobe Commerce Cloud documentation on Accessing Logs

To configure a parameter for a parent class so that it propagates to all descendant classes, the correct approach is to define the parameter on the parent class within di.xml. This way, all child classes inheriting from this parent will automatically use the parameter value unless explicitly overridden.

Option C is correct for the following reasons:

Configuring on the Parent Class (Vendor\FreeDownload\Model\Download):By setting the tracking_level parameter directly on the Download class, you ensure that all classes extending this class, such as DownloadPdf and DownloadImage, will inherit the tracking_level parameter value. This method leverages Magento's dependency injection configuration, which allows parameters set on a parent class to cascade to child classes.

Explanation: In Magento’s dependency injection system, parameters configured at the parent class level are available to all child classes unless overridden at a more specific level. Defining tracking_level in the parent class is efficient and ensures consistency across all subclasses.

References: Magento’s official developer documentation outlines that class dependencies and configuration parameters defined in di.xml at a higher level are accessible to descendant classes. This is a standard practice in Magento for setting parameters that affect a hierarchy of classes.

Avoiding Redundant Configuration:Unlike Option A, which sets the parameter on an individual child class, or Option B, which redundantly sets the parameter on multiple child classes, Option C is optimal as it centralizes the configuration. This reduces the risk of discrepancies and simplifies maintenance.

Options A and B are incorrect because:

Option A configures the parameter on a single child class, which will not affect other child classes such as DownloadImage.

Option B redundantly sets the parameter for each child class individually, which is unnecessary when the parameter can be inherited from the parent.

To allow the is_delayed EAV attribute to be used in the .phtml cart page, the developer needs to create a new file called etc/catalog_attributes.xmi. This file will contain the definition of the is_delayed attribute.

The following code shows how to create the etc/catalog_attributes.xmi file:

XML

<?xml version="1.0"?>

<attribute code="is_delayed" type="int">

Is Delayed

This attribute indicates whether the product is delayed.

10

false

</attribute>

Once the etc/catalog_attributes.xmi file has been created, the is_delayed attribute will be available in the .phtml cart page. The attribute can be accessed using the getIsDelayed() method of the Product class.

PHP

$product = $block->getProduct();

$isDelayed = $product->getIsDelayed();

The isDelayed variable will contain the value of the is_delayed attribute. If the value of the attribute is 1, then the product is delayed. If the value of the attribute is 0, then the product is not delayed.

The developer has to add a formkey for the new export option because the formkey is required for security reasons. Without the formkey, the request will be rejected and redirected to the dashboard page. Verified References: [Magento 2.4 User Guide] [Magento 2.4 DevDocs]

When adding custom export options to grids in Magento, it's crucial to include a form key for actions that involve form submission. Magento relies on form keys for CSRF (Cross-Site Request Forgery) protection, so omitting the form key can lead to redirects or failed operations.

Form Key Requirement:

In Magento, the form key is a hidden token included in forms to ensure that the request is valid. This is particularly important for actions that change the state or export data, as it helps prevent unauthorized actions.

Adding a custom export button triggers a form submission, which requires a valid form key. Without it, Magento may redirect to a default page or the admin dashboard as a security measure.

Why Option C is Correct:

Option C correctly identifies the lack of a form key as the issue. When Magento detects a missing form key in sensitive operations, it defaults to a redirect to maintain security.

Option A, concerning the URI, is less likely to cause a redirection. Similarly, Option B regarding layout cache would not directly impact CSRF validation, which is the cause of the redirection here.

Solution:

Modify the button or form submission logic to include a form key, typically by adding form_key={{formKey}} in the URL parameters or within the form data.

References:

Adobe Commerce documentation on Form Key and CSRF Protection

Magento DevDocs on Adding Buttons to Grids

 When using an integration token to access Magento’s REST API, you can authenticate requests by including the token in the Authorization header as a Bearer token. This allows the system to recognize the permissions assigned to the integration and grant access to the specified resources.

Using the Access Token as Bearer Token:

In Magento, integration tokens are treated as Bearer tokens for API authentication. Once the token is generated, you can directly use it in the Authorization header.

The access token XXXXXX will provide access to resources allowed by the Magento_Customer::customer permission.

Why Option A is Correct:

Option A shows the correct way to authenticate an API call using a pre-existing integration token by setting the header Authorization: Bearer XXXXXX. This is a straightforward way to search for customers without additional steps.

Options B and C describe methods that are not necessary for this scenario. The access token already has the necessary permissions, so there’s no need to re-authenticate or obtain an admin token.

Example Command:

curl -X GET "https://magentourl/rest/V1/customers/search?searchCriteria[filterGroups][0] [filters][0][field]=email&searchCriteria[filterGroups][0][filters][0][value]=example@example.com" -H "Authorization: Bearer XXXXXX"

References:

Adobe Commerce REST API documentation on Authentication

Magento Integration Tokens Guide on Using Tokens

The best practice to add a surcharge in Magento is to create a custom total collector that calculates and applies the surcharge. This approach integrates smoothly with Magento’s sales and checkout processes.

Total Collector for Surcharge:

Creating a new total collector class allows Magento to calculate a custom surcharge and display it in the appropriate sections of the checkout and order summaries.

Registering this in etc/sales.xml ensures that Magento includes this total during order processing and ensures it’s displayed properly on the frontend and backend.

Why Option A is Correct:

This approach follows Magento’s framework for managing additional charges. It ensures the surcharge is correctly applied and displayed.

Options B and C involve less maintainable and less integrated approaches. Option B misuses a Cart Price Rule, and Option C uses an observer, which does not fit well with Magento’s total calculation architecture.

References:

Adobe Commerce DevDocs on Custom Total Collectors

Magento Sales Documentation on Total Calculations

According to the Plugins (Interceptors) guide for Magento 2 developers, plugins are class methods that modify the behavior of public class methods by intercepting them and running code before, after, or around them. However, some classes in Magento 2 implement the NoninterceptableInterface interface, which prevents plugins from being generated for them. The Magento\Framework\App\cache\Proxy class is one of them, as it extends from Magento\Framework\ObjectManager\NoninterceptableInterface. Therefore, the plugin is not executing as expected because the target class implements NoninterceptableInterface. Verified References: https://devdocs.magento.com/guides/v2.3/extension-dev-guide/plugins.html

The startEnvironmentEmulation() method resets the translation locale to the one of the emulated stores, which overrides the locale the developer has set when the order of setLocale() and startEnvironmentEmulation() is used as displayed above.

The correct way to achieve the desired result is to use the emulate() method to temporarily modify the translation locale. The following code shows how to do this:

PHP

$this->_translate->emulate('en_US');

// Render the template

$this->_translate->revert();

This code will set the translation locale to English before rendering the template, and then revert the locale back to the default value after the template has been rendered.

The startEnvironmentEmulation() method is used to emulate a different store view or website. This can be useful for testing purposes, or for developing features that need to work in different environments.

The emulate() method is used to temporarily modify the translation locale. This can be useful for rendering templates in a specific language, or for testing features that need to work in different languages.

Upgrading to Enhanced Integration Environments in Adobe Commerce Cloud requires specific steps to ensure that the environment is prepared for the upgrade, which includes managing integration branch limits and coordinating with Adobe support.

Limiting Integration Branches:

Adobe Commerce Cloud’s Enhanced Integration Environments only support up to two active integration branches. This requirement must be met prior to the upgrade.

Submitting a Support Ticket:

Since this involves infrastructure changes, submitting a support ticket is necessary to request the upgrade and get assistance from Adobe’s support team.

Why Option A is Correct:

This option outlines the appropriate steps, including the two-branch limit and the support ticket process. Options B and C suggest altering .magento.env.yaml or configuring through the GUI, which are not applicable in this scenario as the upgrade requires direct support from Adobe.

References:

Adobe Commerce Cloud documentation on Enhanced Integration Environments