Magento Magento Certification MAGENTO2-CERTIFIED-ASSOCIATE-DEVELOPER Questions & Answers

• Question 91:

  How does Magento store customer address attribute values?

  A. Customer address is a flat entity, so all values are stored in the customer_address_entity table

  B. Customer address is not an entity, so its properties are customer attributes

  C. Customer address is an attribute of the customer, so it doesn't have its own attributes

  D. Customer address is an EAV entity, so all values are stored in the customer_address_entity table and related values tables

  Correct Answer: D

• Question 92:

  Magento 2's architecture uses code to bootstrap a custom module that resides in app/code.

  What two files are required to make a module usable? (Choose two.)

  A. Helper/Data.php

  B. etc/config.xml

  C. etc/module.xml

  D. registration.php

  Correct Answer: CD

  Reference: https://inchoo.net/magento-2/how-to-create-a-basic-module-in-magento-2/

• Question 93:

  You have to install a new module on the production environment. All the module is adding a new product attribute. You enabled maintenance mode, copied the module code, run bin/magento setup:upgrade and disabled maintenance mode.

  What two risks does this process pose? (Choose two.)

  A. It will clean all caches which will cause a performance degradation

  B. The new attribute will be invisible on the storefront until the cache is cleaned manually

  C. It will void all active sessions

  D. It will clean static assets from the pub/static folder

  Correct Answer: BC

• Question 94:

  While reviewing a layout file named sales_order_view.xml you notice the element

  What is the purpose of this element?

  A. Replaces the customer_account handle with sales_order_view

  B. Nothing, this element has been deprecated

  C. Adds the customer_account handle to the page's handles list

  D. Updates the current page handle to customer_account

  Correct Answer: D

  Reference: https://magento.stackexchange.com/questions/236009/what-is-update-handle-customeraccount

• Question 95:

  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. $collection->addFieldToFilter(`record_id',[`in'=>$ids]);

  

  B.

  C. $collection->in($ids);

  D. $collection->filterIn($ids);

  Correct Answer: A

  Reference: https://magento.stackexchange.com/questions/121040/how-to-get-product-collections-by-setof-ids-in-magento-2

• Question 96:

  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.

  B.

  C.

  D.

  Correct Answer: BC

  Reference: https://magento.stackexchange.com/questions/202403/creating-a-new-container-and-placingit-where-i-want-in-magento-2

• Question 97:

  How can you access the select query of a collection?

  A. You can only access the select query after the collection has been loaded by calling the public method query()

  B. It is stored in a protected variable $query and can only be accessed from the inside of a collection class

  C. You can get it by using public method getSelect() which returns an instance of Magento\Framework\DB \Select

  D. The select query is not available in the collection class, it will be generated by the MySQL adapter right before executing a query

  Correct Answer: C

  Reference: https://mage2.pro/t/topic/610

• Question 98:

  What is the connection between product attribute sets and categories?

  A. Categories have no connection to product attribute sets, and any product can be assigned to any category

  B. Each category is linked to a single product attribute set, and only products from that attribute set are allowed in the category

  C. Each category is linked to a single product attribute set, and only products from that category's set or any of its parent categories'

  D. Categories can be connected to multiple product attribute sets, and only products from one of those sets are allowed in the category

  Correct Answer: D

  Reference: https://www.cloudways.com/blog/configuring-product-attribute-sets-in-magento/

• Question 99:

  A module you are working on needs to send a newsletter to all subscribed customers at predefined intervals.

  Which two actions do you take to make sure the newsletter is sent? (Choose two.)

  A. Implement \MyCompany\MyModule\Cron\NewsLetterSender::execute and register it in etc/crontab/ di.xml

  B. Implement \MyCompany\MyModule\Cron\NewsLetterSender::execute and register it in etc/crontab/.xml

  C. Make sure bin/magento cron:run is added to the system crontab

  D. Register the plugin for \Magento\Customer\Model\Customer::authenticate in etc/crontab.xml

  Correct Answer: BC

• Question 100:

  You have created a new section in system configuration under the Catalog tab:

  

  How do you restrict an access to the section using Magento ACL?

  

  A. B. C. D.

  Correct Answer: B

  Reference: https://www.mageplaza.com/magento-2-module-development/magento-2-acl-access-controllists.html