Adobe AD0-E717 Adobe Commerce Developer Professional Exam Practice Test

A URL Rewrite in Magento changes the way a URL appears in the browser. This is particularly useful for improving the readability and SEO of a URL. For example, a URL rewrite can be used to transform a long and complex URL into a shorter and more user-friendly version. It's important to note that while a URL rewrite changes the URL's appearance in the browser, it doesn't change the actual location of the resource on the server. This distinction is crucial for understanding how Magento handles URL rewrites and redirects, facilitating a more intuitive navigation structure within the store without altering the underlying server resources​​.

The controller responsible for handling the /checkout URL is located in Controller/Checkout/Index.php in the Magento.Checkout module1. This controller extends from \Magento\Checkout\Controller\Index\Index, which implements the execute() method that renders the checkout page1.

In the Magento_Checkout module, the responsible controller for the /checkout URL can be found inController/Checkout/Index.php. This controller handles the index action for the checkout process, initiating the checkout page when a customer navigates to /checkout. The organization of controllers in Magento follows a convention where the URL path corresponds to the directory structure within the module, making it easier to locate and understand the functionality associated with specific routes​​.

The correct way to inject a CMS block into a layout in Adobe Commerce is by using the<block>element with the classMagento\Cms\Block\Blockand specifying the block identifier through an<argument>element with the name "block_id". This is shown in option A. The<block>tag defines the block class and name, and the<arguments>tag contains child<argument>tags for each argument, where the "block_id" argument specifies the identifier of the CMS block to be injected.

 The data-mage-init HTML attribute is used to initialize the jQuery UI widget for a specific HTML tag. This attribute specifies the name of the widget and its configuration options as a JSON object.

The x-magento-init HTML attribute is used to initialize RequireJS modules for a specific HTML tag. The data-ui HTML attribute does not exist in Adobe Commerce.

Verified References: [Adobe Commerce Developer Guide - Initialize JavaScript components using the data-mage-init attribute]

To initialize the jQuery UI widget in Adobe Commerce, thedata-mage-initattribute is used in the HTML tag. This attribute allows specifying the widget's component and its configuration in a JSON format. Thex-magento-initis used for initializing JavaScript components in a similar manner but is typically used within<script>tags. There's no standarddata-uiattribute used for this purpose in Magento 2.

On the Adobe Commerce Cloud Project Web Interface, clicking on the "Delete" button of an integration environment will completely delete the environment, including the associated git branch and database. This action is irreversible and is used to remove an environment that is no longer needed. The environment, once deleted, frees up resources for the project and cannot be restored.

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.

The two methods that add sorting to collections inherited from the \Magento\Framework\Model\ResourceModel\Db\Collection\AbstractCollection class are setOrder and addOrder. These methods allow adding one or more order clauses to a collection query.

The setSorting and addSorting methods do not exist in Adobe Commerce.

Verified References: [Adobe Commerce Developer Guide - Collections]

In Magento 2, collections inherited from\Magento\Framework\Model\ResourceModel\Db\Collection\AbstractCollectionclass can be sorted using thesetOrderandaddOrdermethods. ThesetOrdermethod is used to set the order for a field in the collection, specifying the field by which to sort and the direction of the sorting (ASC or DESC). TheaddOrdermethod is similar but allows for adding multiple sorting orders to the collection, enabling more complex sorting scenarios. There are nosetSortingoraddSortingmethods in the standard Magento 2 collection classes.

According to the Adobe Commerce Developer Documentation, one way a developer can upgrade the ECE-Tools package on an Adobe Commerce Cloud project is by using Composer, which is a dependency management tool for PHP projects. The ECE-Tools package contains scripts and tools that help manage and deploy Adobe Commerce Cloud projects on the cloud infrastructure. To upgrade the ECE-Tools package using Composer, the developer needs to run the following command in the project root directory:

composer update magento/ece-tools --with-dependencies

On an Adobe Commerce Cloud project, the recommended way to upgrade the ECE-Tools package is through Composer, a dependency manager for PHP. Composer is used to managethe dependencies of the project, including ECE-Tools, and it provides the necessary commands to update packages to their latest versions or to specific versions as required.

In Magento, the default store ID for the admin panel is 0. This is used as a fallback mechanism where, if the current store view's ID is not 0, Magento automatically adds 0 as a fallback. This ensures that the admin panel has a unique identifier, differentiating it from the frontend store views, which typically start with IDs higher than 0. This setup is crucial for Magento's multi-store architecture, allowing for distinct configurations and behaviors between the admin and frontend contexts​​.

The Pub/ directory is the recommended webroot for the web server in Magento. This is because it contains all of the static content that is used by the Magento store, such as images, CSS, and JavaScript files.

The recommended webroot for the web server in a Magento project is thepub/directory. This directory is used to access Magento static files and is the safer option for webroot as it minimizes security risks by not exposing the entire application structure to the web​​.

Thepub/directory in Magento is designed to be the root directory for web servers. This design choice is intended to enhance security and efficiency by serving static files directly from this location, thereby reducing the need for PHP processing for these files. By setting the webroot topub/, it ensures that only the necessary files are publicly accessible, protecting the application's core code and structure from external access. This setup is a recommended best practice in Magento development for maintaining a secure and well-organized file system structure​​.

The two attribute input types that Adobe Commerce already has by default are Multiple Select and Text Field. Multiple Select allows the user to select multiple values from a list of options. Text Field allows the user to enter text in a single line.

The Geographic coordinate and Numeric Field input types do not exist in Adobe Commerce.

Verified References: [Adobe Commerce User Guide - Create a product attribute]

Magento, by default, provides various attribute input types to accommodate different data entry needs for product and customer attributes. The "Text Field" input type allows for single-line text input, suitable for short, textual data such as names, titles, or any other brief information. The "Multiple Select" input type enables the selection of multiple options from a predefined list, useful for attributes with multiple applicable values like colors, sizes, or features. These input types are part of Magento's flexible attribute system, allowing for customizable data entry fields that cater to diverse product and customer data requirements.

In Magento, plugins (Interceptors) can only intercept public methods. This is because the plugin system relies on Magento's object manager to dynamically create proxy classes that can intercept method calls. Since private and final methods are not accessible from outside the class they are defined in, and static methods are not called on an object instance, these method types cannot be intercepted. This mechanism allows for the extension and customization of Magento's core behavior in a transparent and non-intrusive manner​​.

To update the Staging environment with the latest code from the Production environment on an Adobe Commerce Cloud project, the developer would log in to the Project Web Interface, choose the Staging environment, and then click Sync. This action synchronizes the environments, bringing the latest changes from Production into Staging.

The two attribute input types that can be used for a date are Date and Time and Date. These input types allow the user to select a date or a date and time from a calendar widget.

The Timezone and Schedule input types do not exist in Adobe Commerce.

Verified References: [Adobe Commerce User Guide - Create a product attribute]

In Magento, attribute input types define the type of data an attribute can hold and how it should be inputted or displayed in the UI. For dates, Magento provides specific input types to handle date-related data efficiently. The "Date" input type is used for attributes that require only a date, without a time component, suitable for birthdays, anniversaries, or any date-specific information. The "Date and Time" input type, on the other hand, includes both date and time components, ideal for events, promotions, or any scenario where the time of day is relevant. These input types ensure data consistency and provide a user-friendly interface for selecting dates and times.

Thecatalog_product_view_type_downloadablelayout can be used to customize a product page layout for a downloadable product. This layout includes the product details, the product reviews, and the download links for the product's files.

For selling electronic versions of albums with individual songs, the downloadable product type in Adobe Commerce is appropriate. To customize the product page layout specifically for downloadable items, the layout handlecatalog_product_view_type_downloadableis used. This layout handle allows developers to target downloadable products specifically and apply custom layouts or templates, making option A correct.

To override the current parent theme styles in a custom theme being developed for Adobe Commerce, the developer should use the_theme.lessfile. This file is specifically designed for customizing and overriding the default styles provided by the parent theme, making option B the correct choice. The_theme.lessfile is a central place for theme-specific customizations.

Multiple EAV attributes belonging to the same entity are grouped in the database based on their data types, such as datetime, decimal, int, text, or varchar. For example, all attributes with datetime values are stored in one table, while all attributes with text values are stored in another table.

The sizes or numeric/text values of attributes do not determine how they are grouped in the database.

Verified References: [Adobe Commerce Developer Guide - EAV data model]

Magento's EAV (Entity-Attribute-Value) model organizes attributes based on their data types to optimize storage and retrieval. Attributes are grouped into different tables based on whether they store values of types such as integer, varchar (text), decimal, datetime, etc. This organization allows Magento to efficiently manage the diverse data types associated with products, customers, and other entities, ensuring data integrity and optimizing database performance by using appropriate indexing and storage mechanisms for each data type.

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.

The read-only core file system on Adobe Commerce Cloud ensures that all changes to the production environment are tracked. This is because any changes to the code must go through version control, and the deployment pipeline, which includes stages like build, staging, and production. This approach helps maintain consistency across environments, ensures deployment best practices, and reduces human error by preventing direct changes on production servers.

Theview/{area}/web/css/source/main.lessfile is the default less file that is included by default. This file contains the main styles for the module.

In a custom module in Adobe Commerce, the default location for including custom LESS styles is typicallyview/{area}/web/css/source/_module.less. However, the most commonly used file for adding global styles isview/{area}/web/css/source/_extend.less. Theview/{area}/web/css/style.lessfile is not standard, and themain.lessfile is used as an entry point for compilation but typically does not contain custom styles directly.

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.

Informing the Adobe Support team about a planned traffic surge allows them to monitor the website during that time. With prior notice, the support team can ensure that they are prepared to quickly respond to any issues that arise due to the surge. While extra server resources or an upgraded Fastly plan may be possible outcomes, the primary advantage of advance notice is proactive monitoring and support during expected high traffic events.

The database engine that is part of the infrastructure of Adobe Commerce Cloud projects is MariaDB. MariaDB is a fork of MySQL that offers improved performance, scalability, and security features.

The database engine that is part of the infrastructure of Adobe Commerce Cloud projects is MariaDB. Adobe Commerce Cloud is configured to use MariaDB, which is a binary drop-in replacement for MySQL and is chosen for its performance, reliability, and feature set.