Free Magento 2 Certified Associate Developer Exam Magento-2-Certified-Associate-Developer Exam Practice Test

What is the connection between product attribute sets and categories?

• Categories have no connection to product attribute sets, and any product can be assigned to any category
  
• Each category is linked to a single product attribute set, and only products from that attribute set are allowed in the category
  
• Each category is linked to a single product attribute set, and only products from that category's set or any of its parent categories'
  
• Categories can be connected to multiple product attribute sets, and only products from one of those sets are allowed in the category
  

You have created a module controller that responds to the following URL: /mycompany/product/load/id/123.Which two methods will load the product model by ID as specified in the URL? (Choose two.)

• \Magento\Catalog\Model\ResourceModel\Product::load($productModel, $id)
  
• \Magento\Catalog\Model\ResourceModel\Product\Collection::load()->fetchById($id)
  
• \Magento\Catalog\Model\ResourceModel\Product\Collection::fetchItemById($id)
  
• \Magento\Catalog\Api\ProductRepositoryInterface::getById($id)
  

A custom module must make changes to the schema following each setup:upgrade run. This must be done after all other module's schema updates have been applied.How is this accomplished?

• Write a plugin intercepting \Magento\Setup\Model\Installer::handleDBSchemaData
  
• Create an UpgradeSchemaAfter class which implements InstallSchemaInterface
  
• Update the module's setup_priority in etc/modules.xml
  
• Create a Recurring class which implements InstallSchemaInterface
  

While developing a module you need to modify an existing Data Patch.How can you force Magento to execute an existing Data Patch file again?

• By removing the Data Patch, running the command: bin/magento setup:db-data:upgrade, then copying the file back and running the command again
  
• By deleting the record with the Data Patch class name from the table patch_list table
  
• By changing the version of the Data Patch in the getVersion method
  
• By modifying the data_version value in the setup_module table
  

How does Magento store customer address attribute values?

• Customer address is a flat entity, so all values are stored in the customer_address_entity table
  
• Customer address is not an entity, so its properties are customer attributes
  
• Customer address is an attribute of the customer, so it doesn't have its own attributes
  
• Customer address is an EAV entity, so all values are stored in the customer_address_entity table and related values tables
  

In a custom module you are adding a new field to the store configuration. The field will set the value for the configuration path mycompany/mymodule/myoption.How do you supply the default value for that configuration option?

• In the config/default/mycompany/mymodule/myoption node in the etc/config.xml file
  
• In the system/mycompany/group/mymodule/field/myoption node in the etc/system.xml file
  
• In the menu/default/section/group/field node in the file etc/adminhtml/menu.xml
  
• In the system/section/group/field/value node in the etc/adminhtml/system.xml file
  

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?

• etc/webapi_rest/events.xml
  
• etc/adminhtml/events.xml
  
• etc/webapi/rest_events.xml
  
• etc/events.xml
  

A merchant tasked you to add an input field for notes to the Customer Account Information backend page.Which three actions do you specify in a module's Data Patch to add a customer notes attribute? (Choose three.)

• $cache->clean(['eav', 'db_ddl']);
  
• $customerSetup->addAttribute('customer', 'notes', $options);
  
• $customerSetup->getConnection()->addColumn('customer_entity', 'notes', $columnSpecs);
  
• $notesAttribute->setData('used_in_forms', ['adminhtml_customer']);
  
• $customerSetup->addAttributeToSet('customer', $attributeSetIdCustomer, $groupId, 'notes');
  

Assume that a customer's cart only includes one downloadable product.What effect will it cause on the quote object?

• The quote object will have a downloadable URL instead of an address
  
• The quote object will not have shipping address
  
• The quote object will not have any address
  
• The quote object will not have a billing address
  

A merchant gives you the module MyCompany_MyModule to install.How do you identify which REST endpoints are supported by the module?

• REST endpoints are declared in etc/webapi_rest/di.xml
  
• Every public method of every interface in the Api folder automatically is exposed as a REST endpoint
  
• REST endpoints are declared in etc/rest.xml
  
• REST endpoints are declared in etc/webapi.xml