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NEW QUESTION 17
You added a new constructor argument to an existing action controller class.
When you reload the page you get a PHP error that the wrong argument is passed to the class.
How do you fix this?
- A. Clean the config cache
- B. Deploy static content
- C. Clean the <magento_root>/generated/ folder
- D. Clean the page cache
Answer: C
Explanation:
Explanation
https://magento.stackexchange.com/questions/78826/creating-custom-module-in-magento2-show-fatal-error
NEW QUESTION 18
Which entity in Magento supports scoped attributes?
- A. Customer
- B. CMS Page
- C. Category
- D. Customer Address
Answer: C
NEW QUESTION 19
You have created a module to show manufacturer-list, but in your page need to show Pagination that already ready in your block. Keeping maintainability in mind, where you call echo $block->getPagerHtml();?
- A. /Manufacturer/Controller/Index/Index.php
- B. /Manufacturer/view/frontend/layout/manufacturer_index_index.xml
- C. /Manufacturer/view/frontend/templates/content.phtml
- D. /Manufacturer/Block/Index.php
Answer: C
NEW QUESTION 20
The module MyCompany_MyModule provides custom admin interface pages.
Access to these pages should only be granted to specific users.
You add the required configuration to the module's acl.xml file, but the setting does not seem to work as expected.
How do you visually check if Magento evaluates your ACL resource as expected?
- A. Inspect
the response of a GET request to the webapi endpoint http://example.com/rest/V1/acl/resources - B. Inspect the output of the CLI command bin/magento admin:role:resources - all
- C. In the browser, open the admin User Roles page. Choose a role and inspect the tree of available resources
- D. Write a plugin for the class \Magento\Framework\Acl\LoaderInterface::populateAcl() and echo out the loaded roles
Answer: C
NEW QUESTION 21
You need to render a product attribute's raw value as a variable in a script tag. This value will be used to initialize an application on the frontend. How do you render this value?
- A. <?= $block->escapeHtml($value) ?>
- B. <?= $block->escapeJsVar($value) ?>
- C. <?= $block->renderJs($value) ?>
- D. <?= $block->escapeJs($value) ?>
Answer: D
NEW QUESTION 22
You are adding a new menu item to the admin backend which will link to a custom backend page.
The declaration of the route:
What do you specify as the menu item action attribute value so it links to /admin/mycompany/mymodule/?
- A. action="mycompany/mymodule/"
- B. action="admin/mycompany/mymodule/"
- C. It is not possible without extending the adminhtml route in routes.xml
- D. action="adminhtml/mycompany/mymodule/"
Answer: A
NEW QUESTION 23
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
NEW QUESTION 24
Products may be accessed using SEO friendly URLs like /my-product instead of /catalog/product/view/id/{ID} How is this one?
- A. Using a URL Rewrite stored in the database connecting the request path with the target path
- B. Magento\Catalog\Controller\Product\View::loadByUrlKey loads product pages using the url_key attribute value
- C. An event observer adds RewriteRules to .htaccess on product save
- D. A plugin on \Magento\UrlRewrite\Controller\Router::match loads products by the url_key attribute
Answer: A
NEW QUESTION 25
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?
- A. Repository
- B. Resource model
- C. Model
- D. Helper
Answer: B
NEW QUESTION 26
Assume that $collection is a new instance of a class that extends
Magento\Framework\Model\ResourceModel\Db\Collection\AbstractCollection, and $ids is an array of ids.
How do you select a list of records from the database where the record ids are in the $ids list?
- A. Option D
- B. Option B
- C. Option A
- D. Option C
Answer: C
NEW QUESTION 27
You have created a new product type, sample, and need to customize how it renders on the shopping cart page.
Keeping maintainability in mind, how do you add a new renderer?
- A. Create the layout file, checkout_cart_index.xml, and reference the checkout.cart.renderers block and add a block with the as="sample" attribute.
- B. Override the cart/form.phtml template and add logic for the sample product type.
- C. Create the layout file, checkout_cart_item_renderers.xml, reference the checkout.cart.item.renderers block and add a new block with an as="sample" attribute.
- D. Create the layout file, checkout_cart_index.xml, and update the cart page's uiComponent to appropriately render the sample product type.
Answer: C
NEW QUESTION 28
Your module adds a new controller class which will return a JSON response.
What will be the return type of the execute method?
- A. No return needed, an object that can be converted to JSON must be set as the Response body
- B. You should implement a new API endpoint instead of returning JSON from a controller
- C. An instance of \Magento\Framework\Controller\Result\Json
- D. The string value of \Zend_Json::encode()
Answer: C
NEW QUESTION 29
You are creating a new page layout for your custom module.
What is the primary difference between container and block elements?
- A. A block's position within the layout can be altered
- B. Only containers can be removed by name or alias
- C. A container's children are rendered automatically
- D. They extend different abstract classes
Answer: C
NEW QUESTION 30
How do you add a foreign key to an existing table created by another module?
- A. This can only be done with raw SQL in a Schema Patch file
- B. Create etc/db_schema.xml file with the table node and constraint child node
- C. Create the etc/db_constraints.xml file and specify foreign key there in the constraint node
- D. Run the command bin/magento setup:db-schema:upgrade <table> <constraint declaration>
Answer: B
Explanation:
Explanation
https://magento.stackexchange.com/questions/192317/magento-2-how-to-add-foreign-key-in-update-schema
NEW QUESTION 31
You are updating a module to add extra functionality to the Magento application, Where would Magento look for modules?
- A. app/vendor/vendor-name/module-name
- B. app/code/VendorName/ModuleName
- C. lib/vendor-name/module-name
- D. vendor/vendor-name/module-name
Answer: B,D
NEW QUESTION 32
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.)
- A. <block class="\Magento\Framework\View\Element\Text\ListText" name="shop.info.details"/>
- B. <block class="\Magento\Framework\View\Element\AbstractBlock" name="shop.info.details"/>
- C. <block class="\Magento\Framework\View\Element\Template" name="shop.info.details"/>
- D. <container name="shop.info.details"/>
Answer: A,D
NEW QUESTION 33
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