PROFESSIONAL DEVELOPER PLUS TEST-01( MAGENTO 2 CERTIFIED )

Question 1 of 11

1

You need to render a product attribute’s raw value as a variable in a script tag. This value will be used to initialize an application on the frontend.

Select one of the following:

<?= $block->escapeJs($value) ?>
<?= $block->escapeJsVar($value) ?>
<?= $block->renderJs($value) ?>
<?= $block->escapeHtml($value) ?>

Explanation

Question 2 of 11

1

You need to add a new column to the sales_shipment and the sales_shipment_grid tables. Other than utilizing the default addColumn methods, what way is automatic?

Select one of the following:

Utilize the SalesSetup class’ addAttribute method.
Ensure your UpgradeSchema class extends CoreSetup and call $this->addSalesColumns().
On the ModuleDataSetupInterface, call $setup->getSales()->addColumn()
On the default EavSetup class, utilize the addColumn method.

Explanation

Question 3 of 11

1

You are creating a module that will be sold on the Magento Marketplace. You wish for this module to be easily extensible, and decide to add the capability for other developers to utilize extension attributes. What is the minimum update necessary to enable this capability?

Select one of the following:

Add the getAttributeExtensions() method and implement ExtensionAttributesInterface in each model.
Configure your models in etc/extension_attributes.xml.
Create a ExtensionAttributeInterface for each model.
Ensure each model extends Magento\Framework\Model\AbstractExtensibleModel.

Explanation

Question 4 of 11

1

You are creating a new indexer which must run after the targetrule_product_rule index process. When you run bin/magento indexer:reindex, your rule always runs first creating inaccurate data. What is the resolution?

Select one of the following:

Use a dependencies node in your indexer configuration.
Use a plugin on the IndexManager class to change load order.
Specify the sortOrder in your indexer configuration.
Create a bash script to execute each indexer in the correct order.

Explanation

Question 5 of 11

1

In your phtml template file you need to output a URL inside a JavaScript context. var url = '<?= /* code here */ ?>'; Which two methods allow you to keep the output XSS-safe?

Select one or more of the following:

escapeUrl
escapeJs
escapeHtml
escapeHtmlAttr

Explanation

Question 6 of 11

1

You are working on a custom form in the Admin and the form is too lengthy. To organize the form better, you decide to group the fields into multiple tabs. How do you achieve this?

Select one of the following:

Add the fields into a <fieldset> node in the existing form in the ui_component XML file
Add a new form for the field group in the ui_component XML file
Add the fields into <tab> nodes in the customer_account_edit.xml layout file
Create a plugin for the method
MyCompany\MyModule\Block\Adminhtml\Form\Edit\Tabs::toHtml()

Explanation

Question 7 of 11

1

You are making some changes to your existing action controller
\MyCompany\MyModule\Controller\Index\Index
public function construct( \Magento\Framework\App\Action\Context $context,
<new dependency here>, \Magento\Framework\View\Result\PageFactory $resultPageFactory){
You want to inject a new dependency to the controller, but you encounter the following error after flushing the cache and
reloading the page: Recoverable Error: Argument 2 passed to MyCompany\MyModule\Controller\Index\Index::construct() must be an instance of <new dependency class> ...How do you fix the error?

Select one of the following:

Remove the generated child class from generated/code that is calling the parent constructor with the old signature
Configure the new argument in di.xml for the controller class
Clean the config cache that contains all constructor signatures
New dependencies must be added at the end of the constructor signature because dependencies cannot be added in the middle of existing constructors

Explanation

Question 8 of 11

1

You are working with an OMS(Magento Order Management System ) that requires you to add an attribute to the order API. How do you add a field to the existing sales API?

Select one of the following:

You add an extension attribute to Magento\Sales\Api\Data\OrderInterface to include the new field
You update Magento\Sales\Api\OrderManagementInterface and
Magento\Sales\Api\Data\OrderInterface to add your field
You create an install script to add a column to the sales table and Magento will automatically pull in the information
You create an etc/webapi.xml file and add the new field as an item to the route, as shown in the following code: <route url="/V1/orders" method="GET">
<service class= "Magento\Sales\Api\OrderRepositoryInterface" method="getList"> <item name="my_new_attribute" xsi:type="string" /> </service>
<resources> <resource ref="Magento_Sales::sales" /> </resources>
</route>

Explanation

Question 9 of 11

1

You are exploring the customer segment module and find this code in frontend/di.xml: <type name="Magento\Framework\View\Layout"> <plugin name="customer-segment-session-depersonalize" type= "Magento\CustomerSegment\Model\Layout\DepersonalizePlugin" sortOrder="15"/> </type> What effect does this plugin have for customer segments?

Select one of the following:

It cleans the segment and customer related entities from the session
It cleans the intermediate data of the segment-website and the segment-customer mapping in the tables to improve performance
It passes the segment information to the HttpContext from the customer session
It passes the segment information to the Knockout JS model from the customer session

Explanation

Question 10 of 11

1

Cross-site scripting, or XSS, is a security vulnerability that can be found in web applications, Magento extension developers should be aware of these vulnerabilities to avoid introducing them in their code. In Magento mainly three types of XSS vulnerabilities:

Select one or more of the following:

Persisted XSS
Reflected (non-persistent) XSS
DOM XSS
SQL Injection
Cross Site Scripting Admin

Explanation

Question 11 of 11

1

Magento Input Processing Any request data can be manipulated by attackers and can contain malicious values such as: (Select 4)

Select one or more of the following:

form fields filled with control characters (“<”, “>” etc)
headers containg false IDs
URIs contaings fake parts/query parameters
tampered cookies
tampered KnockoutJS
tampered Cache

	Created by Miska Red about 5 years ago

This only my study notes, questions will NOT be found on the final exam. They might be similar. 60 questions 90mi 62% to pass

PROFESSIONAL DEVELOPER PLUS TEST-01( MAGENTO 2 CERTIFIED )

Question 1 of 11

You need to render a product attribute’s raw value as a variable in a script tag. This value will be used to initialize an application on the frontend.

Select one of the following:

Explanation

Question 2 of 11

You need to add a new column to the sales_shipment and the sales_shipment_grid tables. Other than utilizing the default addColumn methods, what way is automatic?

Select one of the following:

Explanation

Question 3 of 11

You are creating a module that will be sold on the Magento Marketplace. You wish for this module to be easily extensible, and decide to add the capability for other developers to utilize extension attributes. What is the minimum update necessary to enable this capability?

Select one of the following:

Explanation

Question 4 of 11

You are creating a new indexer which must run after the targetrule_product_rule index process. When you run bin/magento indexer:reindex, your rule always runs first creating inaccurate data. What is the resolution?

Select one of the following:

Explanation

Question 5 of 11

In your phtml template file you need to output a URL inside a JavaScript context. var url = '<?= /* code here */ ?>'; Which two methods allow you to keep the output XSS-safe?

Select one or more of the following:

Explanation

Question 6 of 11

You are working on a custom form in the Admin and the form is too lengthy. To organize the form better, you decide to group the fields into multiple tabs. How do you achieve this?

Select one of the following:

Explanation

Question 7 of 11

Select one of the following:

Explanation

Question 8 of 11

You are working with an OMS(Magento Order Management System ) that requires you to add an attribute to the order API. How do you add a field to the existing sales API?

Select one of the following:

Explanation

Question 9 of 11

Select one of the following:

Explanation

Question 10 of 11

Cross-site scripting, or XSS, is a security vulnerability that can be found in web applications, Magento extension developers should be aware of these vulnerabilities to avoid introducing them in their code. In Magento mainly three types of XSS vulnerabilities:

Select one or more of the following:

Explanation

Question 11 of 11

Magento Input Processing Any request data can be manipulated by attackers and can contain malicious values such as: (Select 4)

Select one or more of the following:

Explanation