Exam 4: Magento 2 Certified Associate Developer

You are working on a Magento store which will be selling in two countries. Each country has its own set of payment methods. How do you organize the project to support this requirement?

A merchant sells shoes with multiple variations such as a color and size. A shoe is represented by a configurable product. There are seven different colors and four sizes. What is the minimal amount of simple products that represent a combination of color and size needs to be created in order to make a shoe salable?

A module MyModule needs to send notifications to customers only when the account was modified from a mobile app using the REST web APIs. You decided to implement an observer for customer_save_after_data_object event. In which file do you declare the observer?

How can you access the select query of a collection?

In a code review of a merchant's site you have discovered that there are multiple observers for the checkout_submit_all_after event. After closer inspection, you notice one of these observers is relying on the others being executed before it is called. What risk does this pose, and how can it be mitigated?

You are building a report using complex SQL aggregations to locate the required data. In what type of class do you put these SQL statements?

What is the relationship between products and categories in Magento?

You have created a new section in system configuration under the Catalog tab: How do you restrict an access to the section using Magento ACL?

How do you obtain customer information in a JavaScript module?

Which two ways does Magento persist category relationships in the database? (Choose two.)

\Magento\Sales\Model\Api\OrderRepositoryInterface::getList accepts a SearchCriteriaInterface to filter and sort information. What class assists in creating an instance for SearchCriteriaInterface?

Your module, MyCompany_MyModule, is using the frontName mymodule. You need to locate the class responsible for the frontend path /mymodule/custom. What file contains the controller class for the frontend path /mymodule/custom?

In layout files you can change an element's order on a page. This can be done using one of the following: <move> instruction before and after element attributes? How are two methods different?

You are developing a module MyCompany_StoreInfo to display information about brick and mortar stores on a frontend page. The displayed information varies based on the country of a given store. What two elements automatically render their children? (Choose two.)

You are implementing a before plugin in MyCompany_Magic . It will intercept the same method that MyCompany_Admission is already intercepting using a before plugin: Topmenu::getBlockHtml Which two actions are required to ensure the new plugin will execute last? (Choose two.)

Products may be accessed using SEO friendly URLs like /my-product instead of /catalog/product/view/id/{ID} How is this one?

Which two tasks are supported by Magento CLI? (Choose two.)

What is the connection between product attribute sets and categories?

You are tasked to install an extension to the merchant's Magento instance. The extension is developed by the company called MyCompany and its codebase is available from all four locations listed below. Which two installations options do you choose from to prevent version conflicts during upgrade? (Choose two.)

Magento 2's architecture uses code to bootstrap a custom module that resides in app/code. What two files are required to make a module usable? (Choose two.)