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Magento Dependency Injection Configuration

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Magento Dependency Injection Configuration

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Questions and Answers

What is the purpose of configuring the class constructor arguments in di.xml?

To specify the lifestyle of a created instance

To inject the configured arguments into the class during creation (correct)

To define the abstraction-implementation mappings

To determine the default implementation of an interface

What type of value can be passed as an argument in the Node Format {typeName}?

Only string values

Only numeric values

Only class name or interface name

Any class name, interface name, or virtual type (correct)

What happens when the application loads a new configuration with array arguments?

The application throws an error

The new configuration replaces the loaded config (correct)

The application ignores the new configuration

The new configuration merges with the loaded config

What is the purpose of the abstraction-implementation mappings?

To determine the default implementation of an interface Signup and view all the answers

What is the result of configuring the shared property of a created instance?

The lifestyle of the created instance is defined Signup and view all the answers

What is the purpose of the /etc/extension_attributes.xml file?

To define a module's extension attributes Signup and view all the answers

What happens when the system uses a join directive to add external attributes to a collection?

It makes the collection filterable Signup and view all the answers

What is the purpose of restricting individual fields defined as extension attributes?

To restrict access to data Signup and view all the answers

What happens when an authenticated user with the Magento_CatalogInventory::cataloginventory permission issues a GET /rest//V1/products/ request?

They receive product information with the stock_item attribute Signup and view all the answers

What is the purpose of the stock_item attribute in the example?

To add an external attribute to a collection Signup and view all the answers