Free Platform Developer II Exam PDII Exam Practice Test

Users report that a button on a custom Lightning Web Component is not working. However, there are no other details provided. What should the developer use to ensure error messages are properly displayed?

• Add the tag to the component.
• Use the Database method with allOrNone set to false.
• Add a Try/Catch block surrounding the DML statement.
• Add JavaScript and HTML to display an error message.

Consider the following code snippet:How should <c-order> component communicate to the <c-order-order> component that an order has been selected by the user?

• Created and fire an application event.
• Create and fire a standard DOM event.
• Create and fire a component event.
• Create and dispatch a custom event

An org has an existing process, built using Process Builder, on Opportunity that sets a custom field, commissionBaseAmount_ c, when an Opportunity is edited and the Opportunity's Amount changes.A developer recently deployed an Opportunity before update trigger that use the commissionBaseAmount_ c, andcomplex logic to calculate a value for a custom field, CommissionAmount_ c, when an Opporunity stage changes to Closed/Won.Users report that when they change the Opportunity stage changes to Closed/Won and also change the Amount during the same save, the commission_ c is incorrect.Which action should the developer take to correct this problem?

• Call the process from the trigger.
• Call the trigger from the process.
• Replace the process with a fast field Update record-trigger flow.

Salesforce users consistently receive a 'Maximum trigger depth exceeded' error when saving m Account.How can a developer fix this error?

• Split the trigger logic into two separate triggers.
• Modify the trigger to use the isMultiThread=true annotation.
• Convert trigger to use the future annotation, and chain any subsequent trigger invocations to the Account object.
• Use a helper class to set a Boolean to TRUE the first time a trigger is fired, and then; modify the trigger to only fire when modify the trigger to only fire when the Boolean is FALSE.

A developer is asked to replace the standard Case creation screen with a custom screen that takes users through a wizard before creating the Case. The org only has users running Lightning Experience.What should the developer override the Case New Action with to satisfy the requirements?

• Lightning Record Page
• Lightning Component
• Lightning Flow
• Lightning Page

A developer creates an application event that has triggered an infinite loop.What may have caused this problem?

• The event is fired from a custom renderer.
• An event is fired 'ontouchend' and is unhandled.
• The event has multiple registered in the project.
• The event handler calls a trigger.

A company has a native iOS app for placing orders that needs to connect to Salesforce to retrieve consolidated information from many different objects in a JSON format. Which is the optimal method to implement this in Salesforce?

• Apex SOAP Callout
• Apex REST Callout
• Apex SOAP Web Service
• Apex REST Web Service

A company uses a custom-built enterprise resource planning (ERP) system to handle order management. The company wants Sales Reps to know the status of orders so that if a customer calls to ask about their shipment, the Sales Rep can advise the customer about the order's status and tracking number if it is already shipped.Which two methods can make this ERP order data visible in Salesforce? Choose 2 answers

• Ensure real-time order data is in Salesforce using the Streaming API.
• Write a cron job In Salesforce to poll the ERP system for order updates.
• Have the ERP system push the data into Salesforce using the SOAP API.
• Use Salesforce Connect to view real-time Order data in the ERP system.

A developer needs to store variables to control the style and behavior of a Lightning Web Component. Which feature should be used to ensure that the variables are testable in both Production and all Sandboxes?

• Custom Metadata
• Custom Object
• Custom Setting
• Custom Variable

Which method should be used to convert a Date to a String in the current user's locale?

• Date.format
• Date.parse
• String.format
• String. valueOf