salesforce platform developer 1 practice exam Practice Exam 2025: Latest Questions

A developer needs to enforce a business rule: when an Opportunity is set to Closed Won, the custom field Contract_Signed__c must be true. Which solution follows best practice and works for all data entry methods (UI, API, and imports)?

A developer is writing Apex that queries Accounts and related Contacts. The requirement is to retrieve each Account with its Contacts in a single query. Which SOQL pattern should be used?

A Lightning App Builder page includes a custom Lightning Web Component (LWC). Users report they cannot see it. The component is correctly deployed. What is the most likely reason?

A developer wants to inspect the value of variables while stepping through Apex code during development. Which tool should be used?

A custom object Invoice__c has a master-detail relationship to Account. The business wants the Invoice__c records to have independent ownership and not be deleted when the Account is deleted. What should the developer do?

A developer creates an Apex trigger on Case to update a related Account field whenever many Cases are inserted at once from an integration. The code works for single record inserts but fails with governor limit errors for bulk loads. What is the best fix?

A company wants to display a list of related child records with inline editing on a Lightning record page, using standard functionality with minimal code. Which approach should a developer recommend?

A developer is deploying changes from a sandbox to production. The deployment fails because unit tests are failing in production, even though all tests passed in the sandbox. What is the most likely reason?

An after-insert trigger on Opportunity creates related records and also updates fields on the same Opportunity based on complex calculations. Users sometimes see the error "maximum trigger depth exceeded". What architecture best prevents recursion while keeping the logic maintainable?

An org has a custom object Document_Request__c. When a user clicks a custom button, the system must generate a PDF, store it as a file, and email it to an external recipient. The process must work in Lightning Experience. Which solution is most appropriate?

A developer needs to enforce a consistent format for a custom text field (e.g., remove leading/trailing spaces and convert to uppercase) whenever users edit records. Which approach is best practice?

A Lightning record page contains a custom Lightning Web Component used by sales reps on mobile and desktop. The component should only render when the Opportunity Stage is 'Negotiation'. Where should the developer configure this behavior with the least code?

A developer needs to create related records from Apex and ensure the relationship is enforced. Which relationship type should be used when the child must not exist without the parent and should inherit the parent's sharing behavior?

A batch Apex job is updating 50,000 Account records. The developer notices many failures due to validation rules that should be bypassed only for this job. What is the recommended design pattern to achieve this?

A developer writes a SOQL query in Apex that retrieves all Contacts matching a filter. In testing, it sometimes hits a 'Too many query rows' exception. Which change best addresses this issue?

A Lightning Web Component needs to display a list of Accounts and allow users to refresh the data after an update. The data is retrieved from an Apex method. Which approach supports caching while still allowing refresh on demand?

A developer deploys Apex code that compiles successfully in a sandbox but fails in production due to missing fields referenced in a SOQL query. What should the developer do to prevent this issue in future deployments?

An Apex trigger on Case creates a Task for each new Case. When bulk importing Cases, the trigger intermittently fails with 'Too many DML statements'. What change most directly resolves the issue?

A developer is building a reusable service class that will be called from triggers, Batch Apex, and future enhancements. The service must be easy to unit test and should not directly perform DML so callers can control transaction boundaries. Which design approach best meets these goals?

A Lightning Web Component calls an Apex method to update records and sometimes users receive an 'insufficient access rights on cross-reference id' error only in production. What is the most likely cause and correct resolution?

A developer needs to add a computed value to a Lightning Web Component that is only used for display and should not be stored in Salesforce. Which approach is recommended?

A custom object uses a Master-Detail relationship to Account. Users report they cannot manually share child records to a specific user even though they have access to the Account. What is the reason?

An Apex method called from a Lightning Web Component must retrieve data and handle errors gracefully. Which Apex annotation and pattern is most appropriate?

A developer wrote an Apex trigger that queries related records inside a for-loop and sometimes fails with governor limits when processing bulk updates. What is the best way to fix this?

A team is deploying Apex changes. In the target org, deployment fails because unit tests that are not related to the changed classes are failing. The team needs to understand which tests will execute during a production deployment and how to control test execution. Which statement is correct?