Salesforce Certified Platform Developer Exam Prep

The Salesforce Platform Developer Exam is your key to validating expertise in building powerful, custom applications on the Lightning Platform. This certification focuses on essential Salesforce development skills, specifically Apex, Visualforce, and Lightning Components, enabling you to create custom business logic and engaging user interfaces that extend Salesforce's standard capabilities.

Earning this Salesforce Platform Developer certification is a significant achievement for any aspiring or current developer. It demonstrates your proficiency in Salesforce development and serves as a crucial stepping stone towards the advanced Salesforce Platform Developer II certification.

Who Should Take the Salesforce Platform Developer Exam?

This exam is ideal for developers who have:

• Experience in creating and deploying business logic and user interfaces on the Lightning Platform.
• Approximately 1–2 years of general development experience, including at least 6 months of hands-on work with the Lightning Platform.
• A solid understanding of the concepts and skills outlined in the official Salesforce exam guide.

Skills You'll Be Tested On:

Candidates are expected to demonstrate proficiency in:

• Working with relational databases and data-driven applications.
• Utilizing object-oriented languages such as Apex, JavaScript, Java, C#, or Ruby.
• Understanding governor limits and their impact on code design.
• Applying MVC (Model-View-Controller) and component-based architectural patterns.
• Mastering core Salesforce schema objects, formula fields, and roll-up summary fields.
• Knowing when to leverage declarative tools versus programmatic solutions.
• Writing efficient Apex code following best practices.
• Building applications with Apex, Lightning Components, and Visualforce to extend the platform.
• Confidently testing, debugging, and deploying applications.

Note: The exam does not cover administering standard Salesforce apps, mobile app development, AppExchange managed packages, performance tuning, or designing integrations such as callouts and APIs.

Exam Snapshot:

• Format: 60 multiple-choice/multiple-select questions (+ up to 5 unscored items)
• Time Limit: 105 minutes
• Passing Score: 68%
• Release Version: Winter ’25
• Registration Fee: US $200 (+ applicable taxes)
• Retake Fee: US $100 (+ applicable taxes)
• Delivery: Online proctored or at a test center
• Prerequisite: None (course attendance is highly recommended)
• Tip: Utilize the ability to leave comments and feedback on individual questions during the exam.

Exam Outline:

The Salesforce Platform Developer Exam assesses your knowledge and skills across the following key objectives. You should have practical experience developing custom applications on the Lightning Platform and be able to apply the concepts below.

Developer Fundamentals (23%):

• Understand multi-tenant concepts and design frameworks like MVC architecture and the Lightning Component Framework.
• Identify common use cases and best practices for declarative versus programmatic customizations, including governor limits, formula fields, and roll-up summaries.
• Determine, create, and access the appropriate data model (objects, fields, relationships, external IDs).
• Understand options and considerations for importing and exporting data into development environments.

Process Automation and Logic (30%):

• Identify the capabilities of declarative process automation features.
• Declare variables, constants, methods, and use modifiers and Apex interfaces.
• Apply Apex control flow statements effectively.
• Write SOSL, SOQL, and DML statements in Apex.
• Follow best practices for writing Apex classes and triggers.
• Understand the implications of governor limits on Apex transactions.
• Describe the relationship between Apex transactions, save order of execution, and potential for recursion/cascading.
• Implement exception handling in Apex, including custom exceptions.
• Combine declarative functionality and Apex to automate business logic.

User Interface (25%):

• Display content and modify Salesforce data using Visualforce pages and appropriate controllers/extensions.
• Describe the Lightning Component Framework, its benefits, and the types of content within Lightning web components.
• Prevent user interface and data access security vulnerabilities.
• Display and utilize custom user interface components, including Lightning components, Flow, and