Free Platform Developer I CRT-450 Exam Practice Test

A developer created a trigger on the Account object. While testing the trigger, the developer sees the error message 'Maximum trigger depth exceeded’.What could be the possible causes?

• The developer does not have the correct user permission.
• The trigger is too long and should be refactored into a helper class.
• The trigger is getting executed multiple times.
• The trigger does not have sufficient code coverage.

What are two use cases for executing Anonymous Apex code? Choose 2 answers

• To run a batch Apex class to update all Contacts
• To delete 15,000 inactive Accounts in a single transaction after a deployment
• To add unit test code coverage to an org
• To schedule an Apex class to run periodically

A developer Is designing a new application on the Salesforce platform and wants to ensure it can support multiple tenants effectively.Which design framework should the developer consider to ensure scalability and maintainability?

• Agile Development
• Model-View-Controller (MVC)
• Flux (view, action, dispatcher, and store)
• Waterfall Model

Which code statement includes an Apex method named updateaccounts in the class accountcontreoller for use in a Lightning web component?

• import updatelccounts from '@aalesforce/apeax/AccountController':
• import updateiccounta from 'AccountConctroller':
• import updatelccounta from ‘RAccountContraller,updateiccounta’;
• import updase’Accounts from '@=salesforce/apex/AccountController ., updateaccounts’;

A developer created a new after insert trigger on the Lead object that creates Task records for each Lead.After deploying to production, an existing outside integration that inserts Lead records in batches to Salesforce is occasionally reporting total batch failures being caused by the Task insert statement.This causes the integration process in the outside system to stop, requiring a manual restart.Which change should the developer make to allow the integration to continue when some records in a batch cause failure due to the Task insert statement, so that manual restarts are not needed?

• Deactivate the trigger before the integration runs.
• Remove the Apex class from the integration user's profile,
• Use a try-catch block after the insert statement,
• Use the Database method with allOrNone set to false.

Universal Containers has developed custom Apex code and Lightning Components in a Sandbox environment. They need to deploy the code and associated configurations to the Production environment.What is the recommended process for deploying the code and configurations to Production?

• Use the Force.com IDE to deploy the Apex code and Lightning Components.
• Use the Ant Migration Tool to deploy the Apex code and Lightning Components.
• Use a change set to deploy the Apex code and Lightning Components.
• Use Salesforce CLI to deploy the Apex code and Lightning Components.

• Declarative customization* automatically generate test classes.
• Declarative customizations cannot generate run time errors.
• Declarative customizations automatically update with each Salesforce release.
• Declarative customizations generally require less maintenance.

Which two characteristics are true for Lightning Web Component custom events? Choose 2 answers

• Data may be passed in the payload of a custom event using a property called detail.
• By default a custom event only propagates to its immediate container and to its immediate child component.
• Data may be passed in the payload of a custom event using @wire decorated properties.
• By default a custom event only propagates to its immediate container.

Which two settings must be defined in order to update a record of a junction object? Choose 2 answers

• Read/Write access on the primary relationship
• Read/Write access on the secondary relationship
• Read/Write access on the junction object
• Read access on the primary relationship

Universal Containers (UC) uses out-of-the-box order management, that has a Master-Detail relationship between Order and Order Line Item.UC stores the availability date on each Order Line Item and Orders are only shipped when all of the Order Line Items are available.Which method should be used to calculate the estimated ship date for an Order?

• Use a MAX Roll-Up Summary field on the latest availability date fields.
• Use a CEILING formula on each of the latest availability date fields.
• Use a LATEST formula on each of the latest availability date fields.
• Use a DAYS formula on each of the availability date fields and a COUNT Roll-Up Summary field on the Order.