DEX-403 Exam Details

  • Exam Code
    :DEX-403
  • Exam Name
    :Declarative Development for Platform App Builders in Lightning
  • Certification
    :Salesforce Certifications
  • Vendor
    :Salesforce
  • Total Questions
    :474 Q&As
  • Last Updated
    :Jul 10, 2026

Salesforce DEX-403 Online Questions & Answers

  • Question 81:

    Which of the following can you create safely in a production organization?

    A. Apex Classes
    B. Triggers
    C. Custom Apex Controllers for Visualforce Pages
    D. Reports and dashboards

  • Question 82:

    Which two will prevent a formula field from being referenced by a Roll-Up Summary field? (Choose two.)

    A. A cross-object workflow updating a field referenced by the formula field.
    B. The CASE() function in the formula field.
    C. The NOW() function in the formula field
    D. A cross-object field reference in the formula field.

  • Question 83:

    What is true about Case Assignment rules? (Choose three.)

    A. They allow cases to be assigned to queues.
    B. They allow more than one active assignment rule.
    C. Create a complex business logic assignment rules.
    D. Predefined Case Team is mandatory for each entry rule.
    E. They allow more than one rule entry per rule.

  • Question 84:

    Universal Containers has purchased a Lightning Component on the AppExchange. In which two areas can these Components be utilized? (Choose two.)

    A. Standalone Lightning App
    B. Flow Builder
    C. Process Builder
    D. Salesforce Mobile App

  • Question 85:

    An admin is trying to add a custom VF page to the mobile app quick navigation menu but can't. What might be the problem?

    A. The VF page references / fields that the user can't access
    B. The menu configuration has not been set up correctly for the VF page
    C. The smart search is not enabled for the VF page
    D. A tab has not been created for the VF page

  • Question 86:

    What is the maximum number of external IDs an object may have?

    A. 5
    B. 1
    C. 3
    D. 7

  • Question 87:

    The recruiters at Universal Containers have requested that the candidate list view match the look and feel of the employee referral web page. What can be used to accomplish this?

    A. Page Layouts
    B. Visualforce
    C. Record Types
    D. Publisher Actions

  • Question 88:

    When is it recommended to refresh a Full sandbox?

    A. Whenever a new Production user is added.
    B. Within 3 hours of when it is needed.
    C. After a major Production release.
    D. After UAT sign-off.

  • Question 89:

    Universal Containers has two types of customer support processes: Platinum and Diamond. The app builder created separate record types for each process on the Case object. The customer support team should not be able to create new cases with the Diamond record type.

    How can this requirement be met?

    A. Update the profile to remove the Diamond record type from the support team.
    B. Remove the ability for the support team to create new case records.
    C. Make the record type hidden to all users and then use sharing rules to share it.
    D. Update the organization-wide defaults to private.

  • Question 90:

    Universal Containers has a junction object called Invoices with a primary Master-Detail relationship with Accounts and a secondary Master-Detail relationship with Contacts. The app builder has a requirement to change the primary Master-Detail relationship to Lookup. What happens to the Master-Detail relationship with Contacts?

    A. The Contacts Master-Detail values are cleared from invoices.
    B. The Contacts Master-Detail also converts to Lookup.
    C. The Contacts Master-Detail field is deleted from the object
    D. The Contacts Master-Detail becomes the primary.

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