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Adobe AD0-E702 Exam Syllabus Topics:

Adobe Certified Professional Magento Commerce Developer Sample Questions:

1. 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) Magento only supports one observer per event. These observers will need to be combined into a single point of customization.
B) Event observers are fired in alphabetical order of the observer name. There is no risk here.
C) There is no risk posed as long as each event observer specifies a correct sortOrder. Nothing needs to be changed.
D) Order of listener execution cannot be guaranteed, resulting in a fragile implementation. This code should be re-worked using plugins

2. 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) Deploy static content
B) Clean the <magento_root>/generated/ folder
C) Clean the config cache
D) Clean the page cache

3. Which entity in Magento supports scoped attributes?

A) CMS Page
B) Customer
C) Category
D) Customer Address

4. 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 static assets from the pub/static folder
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 all caches which will cause a performance degradation

5. How do you add a new link into the My Account sidebar?

A) By using a layout update
B) By creating a child of the My Account UI component
C) By adding the new section into the customer_account table in the database
D) By creating a new UI component

Solutions: