Magento-2-Certified-Associate-Developer Exam Questions Instant Access

Question 1

You are working on a jewelry store that sells rings. Each ring allows an adjustment in size. The customer specifies finger size in inches and the merchant physically adjusts the stocked ring to the required size.

How is this represented in Magento?

AUsing custom options, with rings as simple products

BUsing categories, with each ring size as a separate product

CUsing configurable products, with ring size as an attributive value

DUsing custom options, with rings as bundle products

Answer : C

Question 2

You are working on a new entity called vendor. You implemented the model, resource model and collection. You want to ensure that standard model events will be fired for your model, so an observer can be created for the events vendor_save_after, vendor_save_commit_after and others.

How do you do that?

ACreate an entry in etc/di.xml and add the argument eventPrefix with the value of vendor

BDeclare the $_eventPrefix property in your vendor model and set it to vendor

CYou must implement all appropriate methods and fire the events manually

DEnsure that the primary key in the corresponding table is named vendor_id

Answer : B

Question 3

You have created a custom module which must perform an action immediately after an order is placed, but only on the store front of the merchant site. You have selected the checkout_submit_all_after as the target event which the module will observe.

In which file will the event observer be declared?

Aetc/frontend.xml

Betc/events.xml

Cetc/config.xml

Detc/frontend/events.xml

Answer : D

Question 4

You got a notification about error that occurred on a production environment. The merchant gave you the error identifier.

How do you find the error message based on the identifier?

AAn error is written to the var/log/exception.log file including the identifier

BThe error is sent to the pre-configured error email with the identifier in the subject

CA file with a name matching the identifier is written to the var/report folder

DAn error message is written to the database table error_log with an error_id field matching the identifier

Answer : B

Question 5

While developing a module you need to modify an existing Data Patch.

How can you force Magento to execute an existing Data Patch file again?

ABy removing the Data Patch, running the command: bin/magento setup:db-data:upgrade, then copying the file back and running the command again

BBy deleting the record with the Data Patch class name from the table patch_list table

CBy changing the version of the Data Patch in the getVersion method

DBy modifying the data_version value in the setup_module table

Answer : B

Question 6

You need to find all orders in the processing state. You have written the code:

How do you resolve the exception?

AUse dependency injection to load an instance of the SearchCriteria class

BChange the getList parameter to: $searchCriteraBuilder->addFilter('state','processing')->create()

CClear generated code to get a new version of SearchCriteriaBuilder

DSpecify a preference in di.xml to map SearchCriteriaBuilder to SearchCriteriaInterface

Answer : B

Question 7

\Magento\Sales\Model\Api\OrderRepositoryInterface::getList accepts a SearchCriteriaInterface to filter and sort information.

What class assists in creating an instance for SearchCriteriaInterface?

A\Magento\Framework\Api\SearchCriteriaFactory

B\Magento\Framework\Api\SearchCriteriaBuilder

C\Magento\Sales\Model\Order\SearchCriteria

D\Magento\Backend\Api\SearchCriteriaGenerator

Answer : B

Magento 2 Certified Associate Developer Magento-2-Certified-Associate-Developer Exam Questions