[Jan-2022] Latest Magento Magento-2-Associate-Developer Certification Practice Test Questions
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NEW QUESTION 62
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. A product may be purchased even without any combination available. The color and size may be adjusted during order fulfillment
- B. One simple product that represents a combination of color and size is enough
- C. A simple product for every combination must be created
- D. Each color and size must have at least one representation, so a minimum of seven products is needed
Answer: B
NEW QUESTION 63
How do you add a new link into the My Account sidebar?
- A. By creating a child of the My Account UI component
- B. By using a layout update
- C. By creating a new UI component
- D. By adding the new section into the customer_account table in the database
Answer: D
Explanation:
Explanation/Reference: https://webkul.com/blog/account-navigation-link-magento2/
NEW QUESTION 64
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?
- A. Event observers are fired in alphabetical order of the observer name. There is no risk here.
- B. Magento only supports one observer per event. These observers will need to be combined into a single point of customization.
- C. Order of listener execution cannot be guaranteed, resulting in a fragile implementation. This code should be re-worked using plugins
- D. There is no risk posed as long as each event observer specifies a correct sortOrder. Nothing needs to be changed.
Answer: A
Explanation:
Explanation/Reference: https://magento.stackexchange.com/questions/373/magento-observer-events-order-of-operations
NEW QUESTION 65
You are working on a new entity called vendor. You implemented the model, resource model and collection. You want to ensure that standard model events will be fired for your model, so an observer can be created for the events vendor_save_after, vendor_save_commit_after and others.
How do you do that?
- A. You must implement all appropriate methods and fire the events manually
- B. Declare the $_eventPrefix property in your vendor model and set it to vendor
- C. Ensure that the primary key in the corresponding table is named vendor_id
- D. Create an entry in etc/di.xml and add the argument eventPrefix with the value of vendor
Answer: B
NEW QUESTION 66
While reviewing a layout file named sales_order_view.xml you notice the element
<update handle="customer_account"/>
What is the purpose of this element?
- A. Adds the customer_account handle to the page's handles list
- B. Updates the current page handle to customer_account
- C. Replaces the customer_account handle with sales_order_view
- D. Nothing, this element has been deprecated
Answer: A
NEW QUESTION 67
You are implementing a custom module MyModule, which provides an implementation of
\Psr\Log\LoggerInterface called \MyCompany\MyModule\Logger.
The LoggerInterface has the default preference declared in app/etc/di.xml.
Keeping upgradability in mind, how do you make \MyCompany\MyModule\Logger the default implementation of the LoggerInterface globally?
- A. Declare a new preference for the LoggerInterface in
app/code/MyCompany/MyModule/etc/global/di.xml - B. Declare a new preference for the LoggerInterface in
app/code/myCompany/MyModule/etc/frontend/di.xml - C. Declare a new preference for the LoggerInterface in MyCompany/MyModule/etc/di.xml
- D. Overwrite the existing preference for the LoggerInterface in app/etc/di.xml
Answer: C
NEW QUESTION 68
You need to find all orders in the processing state. You have written the code:
How do you resolve the exception?
- A. Use dependency injection to load an instance of the SearchCriteria class
- B. Specify a preference in di.xml to map SearchCriteriaBuilder to SearchCriteriaInterface
- C. Clear generated code to get a new version of SearchCriteriaBuilder
- D. Change the getList parameter to: $searchCriteraBuilder->addFilter('state','processing')->create()
Answer: D
NEW QUESTION 69
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?
- A. Controller/Custom/Index.php
- B. Controller/Custom.php
- C. Controller/Frontend/MyModule/Custom.php
- D. Controller/MyModule/Custom/Index.php
Answer: A
NEW QUESTION 70
What order operation is available in the My Account section in the storefront?
- A. Invoice
- B. Reorder
- C. Edit order
- D. Refund
Answer: A
NEW QUESTION 71
A merchant gives you the module MyCompany_MyModule to install.
How do you identify which REST endpoints are supported by the module?
- A. REST endpoints are declared in etc/webapi.xml
- B. Every public method of every interface in the Api folder automatically is exposed as a REST endpoint
- C. REST endpoints are declared in etc/webapi_rest/di.xml
- D. REST endpoints are declared in etc/rest.xml
Answer: A
NEW QUESTION 72
You are implementing a custom module MyModule, which provides an implementation of
\Psr\Log\LoggerInterface called \MyCompany\MyModule\Logger.
The LoggerInterface has the default preference declared in app/etc/di.xml.
Keeping upgradability in mind, how do you make \MyCompany\MyModule\Logger the default implementation of the LoggerInterface globally?
- A. Declare a new preference for the LoggerInterface in
app/code/MyCompany/MyModule/etc/global/di.xml - B. Declare a new preference for the LoggerInterface in MyCompany/MyModule/etc/di.xml
- C. Overwrite the existing preference for the LoggerInterface in app/etc/di.xml
- D. Declare a new preference for the LoggerInterface in
app/code/myCompany/MyModule/etc/frontend/di.xml
Answer: C
NEW QUESTION 73
You have been asked to display details from the customer's latest order on the customer's account dashboard (customer/account/). You create a new custom template to show the information.
How do you obtain an order repository so you can fetch an order?
- A. In your template, add the following:
$orderRepository = ObjectManager::getInstance()->get(OrderRepositoryInterface::class); - B. In your template, add the following:
$orderRepository = new OrderRepository(); - C. In your block, add a method with the following:
return ObjectManager::getInstance()->get(OrderRepositoryInterface::class); - D. Create a view model and specify an OrderRepositoryInterface argument in the _construct method
Answer: C
NEW QUESTION 74
A module declares the route:
What is the layout handle of the storefront path /custom/feature/?
- A. custom_feature_index
- B. mymodule_feature
- C. custom_feature
- D. mymodule_feature_index
Answer: C
NEW QUESTION 75
You are debugging a problem resulting from a recently deployed around plugin. The plugin is intercepting the doSomething method. The aroundDoSomething plugin method is called successfully, but the original doSomething method is no longer being executed as expected.
What is causing this?
- A. The plugin implementation is skipping the execution of its callable argument
- B. The sort order of the plugin is too high and supersedes the priority of the intercepted method
- C. The plugin implementation overlooked using the AbstractPlugin parent class
- D. The plugin implementation returned something other than its callable argument
Answer: A
Explanation:
Explanation
Explanation/Reference: https://github.com/magento/magento2/issues/11699
NEW QUESTION 76
In layout files you can change al 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?
- A. The move instruction allows altering an element's parent node
- B. Elements are renamed by default when using the move instruction
- C. They are the same, both provide access to the same functionality
- D. Before and after attributes can only be used with referenceContainer and referenceBlock
Answer: A
NEW QUESTION 77
You added a plugin declaration to MyCompany/MyModule/etc/di.xml:
What will be the effect of this declaration?
- A. An exception because plugins must not be applied to the interfaces
- B. An exception because of the syntax error in the declaration
- C. The plugin will be ignored because ActionInterface will never be instantiated directly
- D. The plugin will be applied to all implementors of the ActionInterface
Answer: B
NEW QUESTION 78
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?
- A. By modifying the data_version value in the setup_module table
- B. By deleting the record with the Data Patch class name from the table patch_list table
- C. By changing the version of the Data Patch in the getVersion method
- D. By removing the Data Patch, running the command: bin/magento setup:db-data:upgrade, then copying the file back and running the command again
Answer: B
NEW QUESTION 79
You are reviewing a theme in app/design/frontend/MyCompany/MyTheme and see the file etc/view.xml.
What is the function of this file?
- A. It stores theme and image configuration values
- B. It informs Magento that the theme is present and available for use
- C. It configures Grunt to compile assets for the theme
- D. It specifies the applicable CSS files for the theme
Answer: A
Explanation:
Explanation/Reference: https://dev.to/asrar7787/magento-2-theme-what-is-etc-view-xml-3hki
NEW QUESTION 80
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