Salesforce DEX-403 Exam Information and Actual Questions

  • Exam Code/Number: DEX-403
  • Exam Name/Title: Declarative Development for Platform App Builders in Lightning Experience
  • Certification Provider: Salesforce
  • Corresponding Certification: Salesforce Platform APP Builder
  • Exam Questions: 291
  • Updated On: Jul 09, 2026

DEX-403
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Salesforce
DEX-403 Exam
Declarative Development for Platform App Builders in Lightning Experience

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All the information you need to pass Salesforce Declarative Development for Platform App Builders in Lightning Experience DEX-403 exam and free practice exam verified by ExamDiscuss exam experts.

Salesforce DEX-403 Exam Overview:

Certification Vendor:Salesforce
Exam Name:Declarative Development for Platform App Builders in Lightning Experience (DEX-403)
Exam Number:DEX-403
Real Exam Qty:60
Exam Format:Multiple Choice, Multiple Select
Certificate Validity Period:1 year (maintenance required annually)
Exam Price:$200 USD
Related Certifications:Salesforce Certified Administrator
Salesforce Certified Platform Developer I
Available Languages:English, Japanese, French, German, Spanish
Passing Score:63%
Exam Duration:105 minutes
Sample Questions:Salesforce DEX-403 Sample Questions
Exam Way:Online proctored exam or test center delivery
Pre Condition:No mandatory prerequisites; Salesforce Administrator certification or equivalent experience is recommended.
Official Syllabus URL:https://trailhead.salesforce.com/credentials/platformappbuilder

Salesforce DEX-403 certification exam is an essential credential for individuals who want to showcase their expertise in developing custom applications on the Salesforce platform. Declarative Development for Platform App Builders in Lightning Experience certification is recognized globally and provides individuals with access to a vast community of Salesforce developers. If you are looking to enhance your skills in Salesforce development and advance your career, then the Salesforce DEX-403 certification exam is the right choice for you.

Salesforce Certified Platform App Builder certification, also known as the DEX-403 exam, is designed for IT professionals who want to build custom applications on the Salesforce platform. Declarative Development for Platform App Builders in Lightning Experience certification validates the skills and knowledge required to design, build, and deploy custom applications using the Salesforce platform. To earn this certification, candidates must pass a 105-minute exam that consists of 60 multiple-choice questions.

Salesforce DEX-403 certification exam is an excellent way to demonstrate your skills and knowledge in designing, building, and deploying custom applications using Salesforce. Declarative Development for Platform App Builders in Lightning Experience certification provides a competitive edge in the job market and is ideal for individuals who have experience in Salesforce and want to take their skills to the next level. With the right preparation and study, passing the Salesforce DEX-403 certification exam can be an attainable goal.

Salesforce DEX-403 Exam Syllabus Topics:

TopicDetails
Topic 1
  • Automating Business Processes with Approvals
  • Enforcing Proper Data Format
Topic 2
  • Automating with Lightning Process Builder and Workflow
  • Deciding When Declarative Isn't Enough
Topic 3
  • Exploring the Save Order of Execution
  • Working with Transactions
Topic 4
  • Custom Applications and Custom Tabs
  • Tools for Data Management
Topic 5
  • Auditing Configuration Changes
  • Building Your User Interface
Topic 6
  • Automating Business Processes Using Flow
  • Record Types and the User Interface
Topic 7
  • Controlling Access to Records
  • Defining Approval Processes
Topic 8
  • Lightning App, Record, and Home Page
  • Enforcing Conditionally Required Fields
Topic 9
  • Understanding Objects on the Lightning Platform
  • Keeping Track of Unauthorized Changes
Topic 10
  • Building Your Data Model
  • Organization Wide Defaults

Reference: https://trailhead.salesforce.com/en/academy/classes/dex403-declarative-development-for-platform-app-builders-in-lightning-experience/

Salesforce DEX-403 exam is a challenging test that requires a significant amount of preparation and study. DEX-403 exam consists of 60 multiple-choice questions and is timed at 105 minutes. To pass the exam, candidates must achieve a score of 63% or higher. DEX-403 exam is administered by Salesforce and can be taken online or in-person at a proctored testing center.



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