Exam Name: Declarative Development for Platform App Builders in Lightning- Extended
Certification Provider: Salesforce
Corresponding Certification: Salesforce Platform APP Builder
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- Total Questions: 432
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In 2026, efficiency in study comes from precision: questions that target the syllabus and answers you can trust. Actual4dump delivers that precision for the Salesforce Declarative Development for Platform App Builders in Lightning- Extended exam with 432 verified practice questions.
Salesforce DEX-403E Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: User Interface Development | 10% - 15% | - Lightning App Builder - Page layouts and record-type configuration - Mobile app customization |
| Topic 2: App Deployment | 10% - 15% | - Package management basics - Change sets and deployment planning - Sandbox types and use cases |
| Topic 3: Business Logic and Process Automation | 26% - 30% | - Automation with Flow Builder - Screen and record-triggered flows - Workflow and Process Builder use cases - Order of execution and debugging |
| Topic 4: Salesforce Fundamentals | 20% - 24% | - Declarative customization boundaries - Sharing and security fundamentals - AppExchange extension use cases - Reports and dashboards basics |
| Topic 5: Data Modeling and Management | 20% - 24% | - Record access solutions - Relationship types and implications - Designing data models - Custom fields and objects |
DEX-403E Exam FAQ
The Salesforce Declarative Development for Platform App Builders in Lightning- Extended exam requires a score of 63% to pass, and the official registration fee is USD 200 (standard Salesforce certification fee, varies by region). Knowing these numbers in advance keeps your planning honest.
Each round of the DEX-403E question bank starts from the official exam objectives: experts map the syllabus, draft questions to cover it with precision, and review the result before release. When new exam points appear, the bank is updated accordingly — deliberate coverage, not guesswork.
Any details you leave with us during browsing or purchase are guarded against misuse and external threats, and they are used only to deliver your order and support. Your DEX-403E purchase stays between you and us — that is a standing commitment, not a marketing line.
The Salesforce Declarative Development for Platform App Builders in Lightning- Extended exam contains 60 questions, and you will have 105 minutes minutes to complete them. Practicing under the same constraints makes exam-day pacing feel rehearsed.
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}
You can confirm the current eligibility requirements on the official DEX-403E exam page before you register.
This package includes 432 practice questions for the Salesforce Declarative Development for Platform App Builders in Lightning- Extended exam. Every answer is verified by an experienced team of experts, so you can trust what you study.
The Salesforce Declarative Development for Platform App Builders in Lightning- Extended practice questions are organized around the official exam objectives. Key topics include:
- User Interface Development (10% - 15%)
- Data Modeling and Management (20% - 24%)
- App Deployment (10% - 15%)
Syllabus-driven coverage means no wasted practice on irrelevant material.
Salesforce Declarative Development for Platform App Builders in Lightning- Extended Sample Questions:
An App Builder wants to deploy a new version of an auto launched flow to production in an active state so that the new functionality Is immediately available to users
What should the App Builder rake Into consideration when planning the deployment?
- A. Include the Process Builder calling the Flow In the deployment
- B. Manually activate the Flow after deployment
- C. Verify there is an Apex test that provides test coverage for the Flow.
- D. Grant user access to the Flow.
Correct Answer: C 🗳️
Universal Containers has deployed custom tabs to Production via changes sets, without including the profile settings or permission sets.
What is the settings for the visibility of custom tabs?
- A. Custom tabs are default on for all uses.
- B. Custom tabs are NOT deployed.
- C. Custom tabs are hidden for all users.
- D. Custom tabs are default off for all users.
Correct Answer: C 🗳️
UVC wants to optimize routes for its traveling service personnel. What is recommended solution?
- A. Use an AppExchange partner product
- B. Configure Territory hierarchy and rules for routes based on territory
- C. Use geolocation fields with Distance and Geolocation formulas
- D. Configure routing options in a custom object
Correct Answer: A 🗳️
Which sandbox type allows for the use of a sandbox template?
- A. Developer Sandbox
- B. Config Sandbox
- C. Partial Sandbox
- D. Developer Pro Sandbox
Correct Answer: C 🗳️
Field type conversion. Which of the following are true: (2)
- A. Data can be lost when converting from simple picklist to multi picklist
- B. Data can be lost when converting from auto-number to text
- C. Information can be lost when converting from text area (rich) to text area (long)
- D. Data can be lost when converting from number to currency (assuming that field lengths are identical)
Correct Answer: B,C 🗳️
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