DEX-403 Exam Preparation Material | Declarative Development for Platform App Builders in Lightning Experience

Prepare for the DEX-403 with reliable study materials, practice questions, and key exam insights.

Prepare for the DEX-403 Declarative Development for Platform App Builders in Lightning Experience exam with CertQueen's independently developed study resources. Review important concepts, practice scenario-based questions, and use clear explanations to identify areas that require further study.

Question#1

universal containers has several large customers that sell their products through dealers. Each customer and dealer has an individual rep who works directly with uc and each is billed separately.
How can an app builder implement these requirements?

A. Create a single account record, add each rep as a contact and create a custom dealer object
B. Create both customer and dealer as accounts, add each rep as a contact on the corresponding account and create an account hierarchy.
C. Create a single parent record, add each rep as a contact to the parent account and add each dealer as a child record
D. Create both customer and dealer as accounts, create account teams on each account and associate the dealer records with the parent account.

Question#2

The director of marketing has asked the app builder to create a formula field that tracks how many days have elapsed since a contact was sent a marketing communication. The director is only interested in whole units.
Which function should be used to calculate the difference?

A. Datevalue()
B. Now()
C. Date()
D. Today()

Question#3

When configuring a record type, an App Builder can configure the available value of a picklist field for the page layout.
Which opportunity standard field is available to be configured directly in the Opportunity record type? Choose 2 answers

A. Forecast Category
B. Lead Source
C. Type
D. Stage

Question#4

Universal containers requires that all users specify a contract is sent on each opportunity prior to marking it as closed won. uc wants to be able to report on how many opportunities have sent contracts compared to how many have a missing contract when the opportunities closed.
What type of field should an app builder configure to fulfill this requirement?

A. Text
B. Picklist
C. Checkbox
D. Text Area

Question#5

A business user wants a quick way to edit a record's status and enter a custom due date field from the record's feed in Salesforce1 Mobile App.
What could be used to accomplish this?

A. Custom Button
B. Custom URL formula field
C. Custom Action
D. Custom quick access link

Exam Code: DEX-403
Q & A: 323 Q&As         Updated:  Oct 08,2026

 

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What This DEX-403 Study Resource Helps You Do

Review Key Concepts

Review the technologies, products, processes, and practical skills covered by the current DEX-403 exam objectives.

Practice Scenario-Based Questions

Work through independently developed questions designed to strengthen your understanding of technical scenarios and decision-making.

Identify Knowledge Gaps

Use your results and the provided explanations to find weaker areas and focus your study more effectively.

How to Use This DEX-403 Preparation Material

Review the Exam Scope

Start by reviewing the topics covered by the DEX-403 exam. Compare them with the official exam objectives to understand the required technologies, operational tasks, and practical skills, then identify the areas that deserve the most attention.

Practice Independently

Complete a focused set of practice questions for each topic. On your first attempt, avoid referring to notes, answers, or other study resources so that you can evaluate your current understanding more accurately.

Study the Explanations

Review the answers and explanations after completing each practice session. Understand why the correct option is appropriate for the given scenario and why the other options may be incorrect or less suitable.

Close Knowledge Gaps

Keep track of incorrect answers, unfamiliar concepts, and weaker knowledge areas. Review these topics using official documentation and practical experience, then answer the related questions again to reinforce your understanding and monitor your progress.

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Exam Code: DEX-403
Q & A: 323 Q&As
Updated:  Oct 08,2026

 

 Access Complete DEX-403 Preparation Material