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You are making some changes to your existing action controller \MyCompany\MyModule\Controller\Index\Index public function construct( \Magento\Framework\App\Action\Context $context, , \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 ...How do you fix the error?

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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?

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

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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?

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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?

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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?

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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.

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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?

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URL Processing: Base Router URL Composition For example, the URL: http://magento-installation.com/catalog/product/view/id/1 Write structure of the URL, as accepted by the router?

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What is the default router in Magento 2?

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Where CMS router, which processes CMS pages in Magento 2.?

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Front Controller: Creating the List of Routers . Where is located in -----?

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You are building a customization for Magento sites that must change the template for the customer account order history view. How do you accomplish this?

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For fraud prevention purposes, you need to notate the IP address from which a user adds an item to their cart. Which event will allow you access to every cart addition?

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You need to locate several products. You run this code: $productRepository->getList($criteriaBuilder->addFilter(‘type_id’, ‘bundle’)->getItems(); However, you get an error: Type SearchCriteriaInterface expected. What is the solution?

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You have injected \Magento\Framework\Api\SearchCriteria into the constructor method. You then wrote the following code in a method: 1: $search = $this->searchCriteria->setSortOrders([‘entity_id ASC’]); 2: $this->productRepository>getList($search); When running this code, you get an error: Fatal error: Uncaught TypeError: Argument 1 must be an instance of SortOrder, string given. What are two errors present in the examples given?

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How do you make a new category attribute available to be edited in the admin panel?

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You are customizing a Magento website that will be connected to an ERP through the REST API. Also on this website, you have written a way for a customer to add comments to the order. These comments need to be sent to the ERP. Keeping maintainability in mind, how do you accomplish this?

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You are tasked with creating a new EAV attribute. What steps do you take to be able to call the addAttribute method?

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You are assisting a merchant setting up a Cart Price Rule. They wish to apply free shipping to specific items in the cart (and not the entire cart). How do you implement the filter for the specific products?

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You are connecting Magento customers with a Customer Relationship Manager (CRM). You need to associate each customer’s CRM unique ID, CRM notes and a list of their current opportunities. This information must always available for each Customer object. You have configured the interface, class implementation and set up extension_attributes.xml What two steps remain to access this data?

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You are customizing a third-party module and need to prevent an event handler from triggering. Keeping upgradeability in mind, how do you do this?

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Magento 2 Custom Checkout Fields Extension | Add Custom Field to Order

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Installation is incomplete. Check the console log for errors before trying again.

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A field name was provided without a field value in zend-http/src/Headers.php:192

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