Salesforce DEX-403E Exam Details & Actual Exam 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: Jul,09 2026
- Certification Level: Professional
Salesforce Declarative Development for Platform App Builders in Lightning- Extended Exam Questions
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(22 Up Votes)Salesforce DEX-403E Exam Overview:
| Certification Vendor: | Salesforce |
| Exam Name: | Declarative Development for Platform App Builders in Lightning-Extended |
| Exam Number: | DEX-403E |
| Real Exam Qty: | 60 |
| Exam Duration: | 105 minutes |
| Related Certifications: | Salesforce Certified Platform App Builder |
| Exam Format: | Multiple Choice, Multiple Response |
| Certificate Validity Period: | Current Salesforce certification policies with maintenance requirements via release updates |
| Passing Score: | 63% |
| Available Languages: | English |
| Exam Price: | USD 200 (standard Salesforce certification fee, varies by region) |
| Sample Questions: | Salesforce DEX-403E Sample Questions |
| Exam Way: | Delivered through Salesforce's testing partners and proctored online testing via the Salesforce Certification platform.:contentReference[oaicite:1]{index=1} |
| Pre Condition: | Recommended experience: 6+ months building declarative custom applications on the Salesforce Lightning Platform, and knowledge of Salesforce data model and automation concepts.:contentReference[oaicite:0]{index=0} |
| Official Syllabus URL: | https://help.salesforce.com/s/articleView?id=005298964&language=en_US&type=1 |
Salesforce DEX-403E Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Business Logic and Process Automation | 26% - 30% | - Screen and record-triggered flows - Workflow and Process Builder use cases - Order of execution and debugging - Automation with Flow Builder |
| Data Modeling and Management | 20% - 24% | - Record access solutions - Custom fields and objects - Relationship types and implications - Designing data models |
| App Deployment | 10% - 15% | - Sandbox types and use cases - Package management basics - Change sets and deployment planning |
| Salesforce Fundamentals | 20% - 24% | - AppExchange extension use cases - Sharing and security fundamentals - Declarative customization boundaries - Reports and dashboards basics |
| User Interface Development | 10% - 15% | - Lightning App Builder - Page layouts and record-type configuration - Mobile app customization |
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