Salesforce Certified Platform Developer I Exam Questions

Salesforce Certified Platform Developer I Exam Questions free download

UPDATED for 2025: Exam-Based Questions to Help You Earn the Certification on Your First Attempt

About the Salesforce Platform Developer I Certification
The Salesforce Platform Developer I certification is aimed at individuals who possess the knowledge and practical experience required to build custom applications on the Lightning Platform.

This certification covers the core programming features of the Lightning Platform, allowing candidates to create custom business logic and user interfaces through tools such as Apex, Visualforce, and Lightning components. Earning this credential requires passing the Salesforce Platform Developer I exam, which also serves as a prerequisite for attempting the multiple-choice section of the Salesforce Platform Developer II exam.

Target Audience: Salesforce Platform Developer I
This exam is designed for individuals who have hands-on experience in developing and deploying user interfaces and basic business logic using the programmatic tools provided by the Lightning Platform. The knowledge and skills outlined in the exam objectives should be familiar to the candidate.

Typically, those taking the exam have one to two years of general development experience, with at least six months working on the Lightning Platform. Candidates are expected to have reviewed and studied the materials referenced in the exam guide.

Ideal candidates for this exam usually:

• Have worked with relational databases and data-driven applications

• Are experienced with object-oriented programming languages like Apex, JavaScript, Java, C#, or Ruby

• Understand Salesforce governor limits and how they affect development

• Know the basics of MVC architecture and component-based design

• Are familiar with the core objects in the Salesforce data model

• Understand when and how to use formula fields and roll-up summary fields

• Can determine when to apply declarative versus programmatic solutions

• Utilize the platform’s declarative features when appropriate

• Write Apex code following best practices to extend platform functionality

• Create custom interfaces and logic using Apex, Lightning components, and Visualforce

• Have skills in writing, testing, debugging, and deploying code within Salesforce environments

Candidates are not expected to manage standard Salesforce apps, build mobile applications, publish apps to the AppExchange, perform system tuning, or design integrations such as APIs, callouts, or email services.

Exam Overview
Here are the key details about the Salesforce Platform Developer I exam:

• Format: 60 scored multiple-choice or multiple-select questions, with up to 5 unscored questions

• Duration: 105 minutes

• Passing Score: 68%

• Version: Content based on the Winter '25 release

• Registration Fee: USD $200, plus any applicable taxes

• Retake Fee: USD $100, plus applicable taxes

• Delivery Method: Can be taken in person at a testing center or online with remote proctoring

• Reference Materials: No notes, books, or online resources may be used during the exam

• Prerequisites: No formal requirements; however, completing related training is strongly recommended

Note: Exam participants have the opportunity to leave comments and feedback on specific questions during the test.