Magento Magento-2-Associate-Developer 問題集

質問 1：
Which method of a Magento resource model will remove a record from the database?
A. delete
B. erase
C. remove
D. clean
正解：A

質問 2：
You have configured an event observer to watch the checkout_submit_all_after event using this XML:

What is the required class definition for the event observer?

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

質問 3：
A merchant tasks you to keep sales managers out of the system configuration backend pages.
How do you do that using the admin interface?
A. You create a role with access to the system configuration pages and assign it to all users except the sales managers
B. You create a role with limited permissions and assign all sales manager users to the new role
C. This is not possible in a native Magento instance and requires customization
D. You remove access to the restricted pages from each user's ACL settings
正解：B

質問 4：
Your module adds a new controller class which will return a JSON response.
What will be the return type of the execute method?
A. You should implement a new API endpoint instead of returning JSON from a controller
B. The string value of \Zend_Json::encode()
C. An instance of \Magento\Framework\Controller\Result\Json
D. No return needed, an object that can be converted to JSON must be set as the Response body
正解：C

質問 5：
You are adding a child node to the product.info block using the XML:

How will this block be rendered?
A. By calling $block->getChildHtml('mynewblock') in the parent block's template
B. Child block nodes are automatically rendered as HTML
C. Automatically if the block class Custom implements the _toHtml method
D. The layout is invalid since block elements cannot be nested
正解：A

質問 6：
You have been given the task of importing products from an external source. You decide to create a custom module to do this. The class handling the import creates a product for each record, sets the data on it and saves it to the database.
What do you inject into a constructor to represent each product you create?
A. \Magento\Catalog\Api\Data\ProductInterface
B. \Magento\Catalog\Model\Product
C. \Magento\Catalog\Model\ProductBuilder
D. \Magento\Catalog\Api\Data\ProductInterfaceFactory
正解：D