- Exam Code: DEX-403E
- Exam Name: Declarative Development for Platform App Builders in Lightning- Extended
- Updated: Oct 10, 2026
- Q & A: 432 Questions and Answers
Salesforce Declarative Development for Platform App Builders in Lightning- Extended : DEX-403E valid dump
PDF Version DemoAbout Salesforce DEX-403ELatest exam Dumps
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Salesforce DEX-403E Exam Overview:
| Certification Vendor: | Salesforce |
|---|---|
| Exam Name: | Declarative Development for Platform App Builders in Lightning-Extended |
| Exam Number: | DEX-403E |
| Exam Price: | USD 200 (standard Salesforce certification fee, varies by region) |
| Exam Duration: | 105 minutes |
| Available Languages: | English |
| Exam Format: | Multiple Response, Multiple Choice |
| Certificate Validity Period: | Current Salesforce certification policies with maintenance requirements via release updates |
| Passing Score: | 63% |
| Real Exam Qty: | 60 |
| Related Certifications: | Salesforce Certified Platform App Builder |
| 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% | - Order of execution and debugging - Automation with Flow Builder - Workflow and Process Builder use cases - Screen and record-triggered flows |
| App Deployment | 10% - 15% | - Package management basics - Change sets and deployment planning - Sandbox types and use cases |
| Salesforce Fundamentals | 20% - 24% | - Sharing and security fundamentals - AppExchange extension use cases - Reports and dashboards basics - Declarative customization boundaries |
| Data Modeling and Management | 20% - 24% | - Designing data models - Record access solutions - Relationship types and implications - Custom fields and objects |
| User Interface Development | 10% - 15% | - Lightning App Builder - Page layouts and record-type configuration - Mobile app customization |
Salesforce Declarative Development for Platform App Builders in Lightning- Extended Exam: Try It, Then Trust It
The Salesforce Declarative Development for Platform App Builders in Lightning- Extended exam contains 60 to complete within 105 minutes. Timed simulation in the Actual4Dumps Desktop Test Engine teaches that rhythm before exam day does.
Delivered through Salesforce's testing partners and proctored online testing via the Salesforce Certification platform.:contentReference[oaicite:1]{index=1} Register for the Salesforce Declarative Development for Platform App Builders in Lightning- Extended exam through these official channels:
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The DEX-403E exam is a Salesforce certification exam validating the Salesforce Declarative Development for Platform App Builders in Lightning- Extended syllabus shown above. It belongs to these credential paths: Salesforce Certified Platform App Builder. Candidates in 2026 start with Actual4Dumps's 432 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
The official Salesforce Declarative Development for Platform App Builders in Lightning- Extended outline defines 5 domains. The leading three are App Deployment (10% - 15%), Data Modeling and Management (20% - 24%), and User Interface Development (10% - 15%). The full list is in the topics section above, and Actual4Dumps's 432 practice questions cover each one.
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} Since requirements change over time, confirm the latest on the official Salesforce exam page before scheduling.
Salesforce recommends these training resources for the Salesforce Declarative Development for Platform App Builders in Lightning- Extended exam:
Follow the training with steady self-testing — the 432 practice questions from Actual4Dumps help you apply theory and fill any gaps the training leaves.
The Salesforce Declarative Development for Platform App Builders in Lightning- Extended exam requires 63% to pass, and registration costs USD 200 (standard Salesforce certification fee, varies by region). A failed attempt means paying the same fee again — a readiness check with the Actual4Dumps engines before booking is the cheaper option.
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows with customizable simulation and timed modes that works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 432 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
Salesforce Declarative Development for Platform App Builders in Lightning- Extended Sample Questions:
Question #1
An app builder wants to limit the amount of fields users are required to fill out when creating a new Opportunity. Once they fill out the required fields and save, the full record page with additional fields relevant to the Opportunity type becomes available.
How could this be accomplished?
- A. Hide additional sections on the page layout and show the users how to manually expand them when they want to fill in the fields in the hidden sections.
- B. Once the required fields are populated, use a sharing rule to share the new fields with the user.
- C. Use different page layouts for Opportunity types based on the user profile.
- D. Make the Opportunity type a required field on the initial Opportunity page layout and use
automation to fill in the type field to a record type.
Correct Answer: D 🗳️
Question #2
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. Record Types
- B. Page Layouts
- C. Publisher Actions
- D. Visualforce
Correct Answer: D 🗳️
Question #3
Universal Containers conduct evaluations of their sales reps using a custom object consisting of numerical scores and executive comments. The company wants to ensure that only the sales reps, and their manager's executive can view the rep's evaluation record but the reps should not be able to view the executive comment field on their review. How can these requirement be met?
- A. Use a private sharing model granting record access using hierarchy; manage field access with field-level security
- B. Use a private sharing model granting record access using hierarchy; manage field access with record types and field-level security
- C. Use a private sharing model granting record access using custom setting; manage field access with page layouts and field level security
- D. Use a private sharing model granting record access using custom setting; manage field access with record types and page layouts
Correct Answer: A 🗳️
Question #4
A custom field contains a feedback score which is on a scale of one to five. Endusers would like a visual indicator of one to five stars based on the number found inthe feedback score customer field.
- A. Text
- B. Formula
- C. Number
- D. Use a custom image
Correct Answer: B 🗳️
Question #5
Which two field types can be referenced by a Roll-Up Summary field using MIN or MAX?
Choose 2 answers
- A. Checkbox
- B. Percent
- C. Formula
- D. Date/time
Correct Answer: B,D 🗳️
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