Magento Magento-2-Certified-Associate-Developer 問題集

質問 1：
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.)
A. $notesAttribute->setData('used_in_forms', ['adminhtml_customer']);
B. $customerSetup->addAttribute('customer', 'notes', $options);
C. $customerSetup->addAttributeToSet('customer', $attributeSetIdCustomer, $groupId, 'notes');
D. $customerSetup->getConnection()->addColumn('customer_entity', 'notes', $columnSpecs);
E. $cache->clean(['eav', 'db_ddl']);
正解：A,B,E

質問 2：
What is a valid use case for an around plugin?
A. The execution of the pluginized method must be suppressed
B. The execution of the before and after plugins must be suppressed
C. The arguments of the before plugins must be modified
D. The arguments of the after plugins must be modified
正解：B

質問 3：
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. They are the same, both provide access to the same functionality
C. Elements are renamed by default when using the move instruction
D. Before and after attributes can only be used with referenceContainer and referenceBlock
正解：A

質問 4：
You are adding an entry to the backend menu. To do so you open a core etc/adminhtml/menu.xml file as a reference. In the file you see the node:

What is the result of specifying resource="Magento_Catalog::catalog"?
A. The menu item will only be visible if the class method specified by the resource returns a true value
B. The last selected menu item for a user is stored in the DB so the previously visited page can be restored on the next login
C. The menu item will only be visible to users who are assigned to a role with access to the matching ACL resource
D. The resource is used to locate the correct translation for the attributes listed in title="..."
正解：C

質問 5：
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 A
B. Option C
C. Option D
D. Option B
正解：A

質問 6：
Products may be accessed using SEO friendly URLs like /my-product instead of /catalog/product/view/id/{ID} How is this one?
A. Magento\Catalog\Controller\Product\View::loadByUrlKey loads product pages using the url_key attribute value
B. A plugin on \Magento\UrlRewrite\Controller\Router::match loads products by the url_key attribute
C. An event observer adds RewriteRules to .htaccess on product save
D. Using a URL Rewrite stored in the database connecting the request path with the target path
正解：D