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Salesforce Certified Platform Developer II Practice Test - Questions Answers, Page 32

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Question 311

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Which technique can run custom logic when a Lightning web component is loaded?

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Question 312

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When developing a Lightning web component, which setting displays lightning-layout-items in one column on small devices, such as mobile phones, and in two columns on tablet-size and desktop-size screens?

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Question 313

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A company accepts orders for customers in their enterprise resource planning (ERP) crder__c records with a lookup field to Account. The Account object has an External ID field, ERP_Customer_ID__c.

What should the integration use to create new Order__c records that will automatically be related to the correct Account?

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Question 314

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Given the following containment hierarchy:

Salesforce Certified Platform Developer II image Question 314 67961 09232024003105000000

What is the correct way to communicate the new value of a property named "passthrough" to myparent component if the property is defined within my-child-component?

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Question 315

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Salesforce Certified Platform Developer II image Question 315 67962 09232024003105000000

A developer receives complaints that the component loads slowly.

Which change can the developer implement to make the component perform faster?

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Question 316

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Which two queries are selective SOQL queries and can be used for a large data set of 200,000 Account records? Choose 2 answers

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Question 317

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A company wants to run different logic based on an Opportunity's record type. Which code segment handles this request and follows best practices?

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Question 318

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After a Platform Event Is defined in a Salesforce org, events can be published via which two mechanisms?

Choose 2 answers

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Question 319

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A lead developer for a Salesforce organization needs to develop a page-centric application that allows the user to interact with multiple objects related to a Contact The application needs to implement a third-party JavaScript framework such as Angular, and must be made available in both Classic and Lightning Experience.

Given these requirements, what is the recommended solution to develop the application?

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Question 320

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Refer to the code snippet below:

Salesforce Certified Platform Developer II image Question 320 67967 09232024003105000000

As part of an Integration development effort, a developer is tasked to create an Apex method mat solely relies on the use of foreign identifiers In order to relate new contact records to existing Accounts in Salesforce. The account object contains a field marked as an external ID, the API Name of this field is Legacy_Id_c.

What Is the most efficient way to instantiate the parentAccount: variable on line 02 to ensure the newly created contact is properly related to the Account?

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A developer is experiencing issues with a Lightning web component. The component must surface information about Opportunity owned by the currently logged-in user. When the component is rendered, the following message is displayed: "Error retrieving data" Which modification should be implemented to the Apex class to overcome the issue?
A company uses Opportunism to track sales to their customers and their org has millions of Opportunities. They want to begging to track revenue over time through a related Revenue object. As part of their initial implementation, they want to perform a one-time seeding of their data by automatically creating and populating Revenue records for Opportunities, based on complex logic. They estimate that roughly 100,000 Opportunities will have revenue records and populated. What is the optimal way to automate this?
Given the following containment hierarchy: What is the correct way to communicate the new value of a property named "passthrough" to myparent component if the property is defined within my-child-component?
A developer has a Batch Apex process, Batch_Account_Sales, that updates the sales amount for 10,000 Accounts on a nightly basis. The Batch Apex works as designed In the sandbox. However, the developer cannot get code coverage on the Batch Apex class. The test class is below: What is causing the code coverage problem?
Just prior to a new deployment, the Salesforce Administrator who configured a new order fulfillment process in a developer sandbox suddenly left the company. The users had fully tested all of the changes in the sandbox and signed off on them. Unfortunately, although a Change Set was started, it was not complete. A developer is brought in to help finish the deployment. What should the developer do to identify the configuration changes that need to be moved into production?
A Visualforce page loads slowly due to the large amount of data it displays. Which strategy can a developer use to improve the performance?
Refer to the following code snippet: A developer created a JavaScript function as part of a Lightning web component (LWC) that surfaces information about Leads by wire calling geyFetchLeadList whencertain criteria are met. Which three changes should the developer implement in the Apex class above to ensure the LWC can display data efficiently while preserving security? Choose 3 answers
As part of a new integration, a developer is asked to implement a new custom search functionality that is capable of performing unrestricted queries and can account for all values within a custom picklist field, type__z, on the Opportunity object. The search feature must also account for NULL values. The organization-wide default for the Opportunity object is set to Public Read-Only, and a new custom index has. been created for the Type__c field. There are more than 5 million Opportunity records within the environment. and a considerable amount of the existing records have NULL values for the picklist Which technique should the developer implement to maximize performance when querying NULL values?
Universal Containers wants to use a Customer Community with Customer Community Plus licenses to allow their customers access to track how many containers they have rented and when they are due back. Universal Containers uses a Private sharing model for External users. Many of their customers are multi-national corporations with complex Account hierarchies. Each account on the hierarchy represents a department within the same business. One of the requirements is to allow certain community users within the same Account hierarchy to see several departments' containers, based on a custom junction object that relates the Contact to the various Account records that represent the departments. Which solution solves these requirements?
What is the transaction limit for SOQL queries?