Salesforce B2B-Commerce-Developer - Salesforce Accredited B2B Commerce Developer (SP25)

 The correct way to demonstrate the passing of a message from the grandchild component to the grandparentcomponent in LWC is to use the PubSub library. The PubSub library is a utility that enables Lightning web components to communicate across the DOM tree without using intermediaries. The grandchild component can publish a message to a channel, and the grandparent component can subscribe to that channel and receive the message. This way, the communication is decoupled and does not depend on the component hierarchy. Option B shows the correct syntax for using the PubSub library to pass a message from the grandchild component to the grandparent component. Option A is incorrect because it uses the @api decorator to expose a property on the grandchild component, which is not a valid way to communicate with the grandparent component. Option C is incorrect becauseit uses the @wire decorator to wire a property on the grandchild component to a function on the grandparent component, which is also not a valid way to communicate with the grandparent component. Option D is incorrect because it uses the @track decorator to track a property on the grandchild component, which is not a valid way to communicate with the grandparent component. References: Communicate Across the DOM |Lightning Web Components Developer Guide, Child to grandparent communication in LWC, PubSub Library for Lightning Web Components

The method that is used to override when extending the Salesforce B2B Commerce logic providers is doLogic. This method is responsible for executing the business logic for each logic provider class, such as validating inputs, performing calculations, applying rules, or updating data. By overriding this method, the user can modify or extend the existing logic or add their own custom logic. Salesforce References: B2B Commerce and D2C Commerce Developer Guide, Logic Classes

Two advantages of using Lightning Data Service are that it combines and de-duplicatesserver calls and that it loads record data progressively. Lightning Data Service is a service that provides access to Salesforce data and metadata in Lightning web components. It optimizes performance and minimizes server round trips by caching data on theclient side and sharing data across components. It also combines and de-duplicates server calls by batching requests for the same record or object and returning a single response. It also loads record data progressively by returning available cached datafirst and then fetching updated data from the server asynchronously. Communicating with other components and converting between different data formats are not advantages of using Lightning Data Service, as they are not related to its functionality or features. Salesforce References: Lightning Web Components Developer Guide: Lightning Data Service, Lightning Web Components Developer Guide: Work with Salesforce Data

 The developer should implement the custom component so that it subscribes to events on the lightning_commerce_cartChanged channel using the Lightning Message Service. This is the recommended way to communicate between custom and standard components on the Cart page, as it allows the custom component to receive updates from the standard cart component whenever the cart items or quantities change. The Lightning Message Service is a pub/sub mechanism that enables components to communicate across the DOM, regardless of their namespace, technology, or source. The lightning_commerce_cartChanged channel is a predefined channel that carries information about the cart state, such as the cart ID, the cart items, and the cart total. References: Custom Component APIs, Lightning Message Service, Communicate Across the DOM with Lightning Message Service

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The event that is invoked by anyCCRZ Salesforce B2B Commerce View after the view is rendered is view:*:rendered. This event is triggered by the render method of the CCRZ.View class, which is the base class for all views in the framework. The event can be used to perform any actions or logic that depend on the view being rendered, such as initializing widgets, binding events, or updating the user interface. Salesforce References: B2B Commerce and D2C Commerce Developer Guide, Events, View Class

The REST APIs in Salesforce B2BCommerce support pass-through parameter handling by passing parameters through the service handlers. This means that any parameters that are not recognized by the REST API framework will be passed to the service handler class that implements the API logic.The service handler class can then use these parameters for custom logic or validation.

The API-based record creation is generally handled in the service-layer responsible for the entity in Salesforce B2B Commerce. The service-layer is a set of classes that provide methods for interacting with the data layer and performing business logic. Each entity, such as product, cart, or order, has a corresponding service class that handles the create, read, update, and delete operations for that entity. For example, ccrz.ccServiceProduct provides methods for creating and retrieving products. SalesforceReferences: B2B Commerce and D2C Commerce Developer Guide, Service Classes

When creating a tax provider, three things that a developer should consider first are: steps to complete in the tax service, how to handle results, and what to implement. Steps to complete in the tax service are the actions that the developer needs to perform to connect to and use the third-party tax service provider’s API or service. These steps may include authentication, authorization, request formatting, response parsing, error handling, and logging. How to handle results are the actions that the developer needs to perform to process and apply the tax calculation results from the tax service to the cart or order. These actions may include creating or updating cart items with type of Charge and charge type of Tax, applying tax adjustments or exemptions, and displaying tax amounts and details on the storefront. What to implement are the methods that the developer needs to define in their custom Apex class that implements the sfdc_checkout.TaxCalculations interface. The interface provides methods for customizing the tax calculation logic for a cart or an order, such as getTaxRatesAndRules, applyTaxAmountsAndAdjustments, and handleTaxErrorsAndExceptions. Whether to use JSON or XML is not something that the developer should consider first, as it is not a critical or relevant factor for creating a tax provider. It may depend on the format that the tax service provider supports or prefers, but itdoes not affect the overall functionality or performance of the tax integration. What events to fire in the Lightning web component is not something that the developer should consider first either, as it is not related to creating a tax provider. It may bean optional feature that the developer can add to enhance the user interface or user experience of their storefront, but it does not affect the core logic or functionality of the tax integration. Salesforce References: B2B Commerce Developer Guide: Tax Integration, [B2B Commerce Developer Guide: Tax Calculations Interface]

The developer should use the getPicklistValues wire adapterto retrieve metadata about a specific picklist. This wire adapter allows the developer to get the picklist values for a specified field on a given object and record type. The wire adapter returns an object that contains the picklist values, the default value, and the controlling field (if any). The developer can use this wire adapter to populate a custom picklist component with the appropriate values based on the object and record type context. The other options are incorrect because they are not valid wireadapters for retrieving picklist metadata. References: getPicklistValues, Retrieving Picklist Values Without Using Apex, B2B Commerce and D2C Commerce Developer Guide

The correct answer for how to export data from Salesforce or import data into Salesforce using Salesforce CLI commands is running a command like: sfdx force:data:tree:export -q “SELECT Id, Name FROM Product2” -u “” and sfdx force:data:tree:import -f Product2.json -u “”. The sfdx force:data:tree:export command is a Salesforce CLI command that exports data from an org into JSON files that conform to the SObject Tree API specification. The SObject Tree API specification is a format that defines how records are represented in JSON files for data import or export. The -q flag specifies the SOQL query that selects the records and fields to be exported. The -u flag specifies the username or alias of the org where the data will be exported from. Running this command will generate JSON files that contain the data from the org based on the SOQL query. The sfdx force:data:tree:import command is a Salesforce CLI commandthat imports data into an org using JSON files that conform to the SObject Tree API specification. The -f flag specifies the path of the JSON file that contains the data to be imported. The -u flag specifies the username or alias of the org where the datawill be imported to. Running this command will create records in the org based on the data in the JSON file. Running a command like: sfdx force:data:bulk:export -Product2 -all 0 and sfdx force:data:bulk:import -f Product2.json -all is not a correct answer, as it uses invalid syntax and flags for the sfdx force:data:bulk:export and sfdx force:data:bulk:import commands. The correct syntax and flags for these commands are sfdx force:data:bulk:upsert -s Product2 -f Product2.csv -w 10 -u and sfdx force:data:bulk:status -i -u . Running a command like: sfdx force:data;tree:export -Product2 -all q and sfdx force:data:tree:import -f Product2.json -all is not a correct answer either, as it uses invalid syntax and flags for thesfdx force:data:tree:export and sfdx force:data:tree:import commands. The correct syntax and flags for these commands are sfdx force:data:tree:export -q “SELECT Id, Name FROM Product2” -u and sfdx force:data:tree:import -f Product2.json -u. Running a command like: sfdx force:tree:data:export -q “SELECT Id, Name FROM Product2” -u ® and sfdx force:tree:data:import -f Product2Json -all is not a correct answer either, as there is no such command as sfdx force:tree:data:export or sfdx force:tree:data:import. The correct commands are sfdx force:data:tree:export and sfdx force:data:tree:import. Salesforce References: [Salesforce CLI Command Reference: force:data:tree:export], [Salesforce CLI Command Reference: force:data:tree:import], [Salesforce CLI Command Reference: force:data:bulk], [Salesforce Developer Tools for Visual Studio Code]