Salesforce DEX-403E Exam Information and Actual Questions

  • Exam Code/Number: DEX-403E
  • Exam Name/Title: Declarative Development for Platform App Builders in Lightning- Extended
  • Certification Provider: Salesforce
  • Corresponding Certification: Salesforce Platform APP Builder
  • Exam Questions: 432
  • Updated On: Oct 29, 2026

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

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

To prepare for the Salesforce DEX-403E certification exam, candidates should have a strong understanding of the Salesforce Lightning platform and its various declarative tools. They should also have experience in designing and building custom applications using these tools. Candidates can prepare for the exam by taking online courses, attending training sessions, and studying the exam guide and other resources provided by Salesforce.

Salesforce DEX-403E Exam Overview:

Certification Vendor:Salesforce
Exam Name:Declarative Development for Platform App Builders in Lightning - Extended (DEX-403E)
Exam Number:DEX-403E
Exam Price:$200 USD
Real Exam Qty:60
Passing Score:63%
Exam Format:Multiple Select, Multiple Choice
Available Languages:English, Portuguese (Brazil), Japanese, Spanish, German, French
Certificate Validity Period:3 years
Related Certifications:Salesforce Certified Administrator
Salesforce Certified Advanced Administrator
Salesforce Certified Platform Developer I
Exam Duration:105 minutes
Recommended Training:Trailhead Platform App Builder Modules
Exam Registration:Salesforce Certification Registration
Sample Questions:Salesforce DEX-403E Sample Questions
Exam Way:Online proctored or onsite testing center
Pre Condition:No formal prerequisites required, but Salesforce Administrator certification is strongly recommended.
Official Syllabus URL:https://trailhead.salesforce.com/credentials/platformappbuilder

Salesforce DEX-403E certification exam is an ideal certification for those who are looking to enhance their skills and knowledge in Salesforce Lightning. It is also beneficial for those who want to demonstrate their abilities to potential employers and clients. DEX-403E exam is designed to test the candidate's knowledge of the Salesforce platform and their ability to build custom applications using the Lightning platform, which is Salesforce's modern, intuitive, and user-friendly interface.

Salesforce DEX-403E certification exam is designed for individuals who want to demonstrate their expertise in declarative development for platform app builders in the Lightning platform. Declarative Development for Platform App Builders in Lightning- Extended certification exam focuses on the skills and knowledge required to design, build, and deploy custom applications using declarative tools and techniques in Salesforce. DEX-403E exam covers a range of topics, including data modeling, user interface design, business logic, security and access, and integration.

Salesforce DEX-403E Exam Syllabus Topics:

TopicDetails
Topic 1
  • Create master-detail relationships
  • Describe the difference between immediate and scheduled actions
Topic 2
  • Describe the types of Data Manipulation Language (DML) available in Salesforce
  • View and customize the Salesforce mobile app
Topic 3
  • Contrast the differences between the various types of sandboxes
  • Create an escalation using scheduled actions
Topic 4
  • Assign organization-wide defaults
  • Describe tools available for data management
Topic 5
  • Identify common problems that can occur with flow loops
  • List the components of a multi-step approval process
Topic 6
  • View and edit your schema graphically
  • Determine the appropriate deployment plan given a scenario

Reference: https://trailheadacademy.salesforce.com/classes/dex403e-declarative-development-for-platform-app-builders-in-lightning--extended#

Salesforce DEX-403E certification exam is designed for platform app builders who want to demonstrate their skills and knowledge of Salesforce Lightning development. DEX-403E exam covers a wide range of topics and requires a deep understanding of declarative development techniques, Salesforce security, data modeling, and integration. Passing DEX-403E exam is a great way to showcase your expertise in building custom applications on the Salesforce Lightning platform.



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