Salesforce Certified Platform Developer II Preparation Details
The Salesforce Certified Platform Developer II exam validates advanced Apex, Lightning Web Components, and integration skills for experienced Salesforce developers. This guide maps every domain, task, and objective from the official exam guide to verified Salesforce documentation so you can study each topic in order. You can also explore more Salesforce certification study guides on the Salesforce Certifications category to keep building your skills.
Salesforce Certified Platform Developer II Materials
| Coursera | Salesforce Certified Apex & LWC Development Bootcamp |
| Udemy | Salesforce Certified Platform Developer II Exam : 2026 |
Advanced Developer Fundamentals: 15%
Demonstrate knowledge of localization and multi-currency features and capabilities and how they affect coding.
Given a scenario, justify using sharing objects and Apex managed sharing.
Understanding Apex Managed Sharing
Organization-Wide Sharing Defaults
Recalculate Apex Managed Sharing
Given a scenario, identify best practices for various types of custom metadata and custom settings, and how to implement required solutions.
What are Custom Metadata Types?
Access Custom Metadata Records Programmatically
Process Automation, Logic, and Integration: 27%
Given a scenario, identify the considerations of interactions between multiple processes, both declarative and programmatic.
Triggers and Order of Execution
Process Order for Salesforce Automation Rules and Apex Triggers: Key Reminders
Given a scenario, propose and justify the optimal programmatic or declarative solution.
Trigger and Bulk Request Best Practices
Demonstrate knowledge of the best practices for writing Apex triggers.
Trigger and Bulk Request Best Practices
Triggers and Order of Execution
Describe and use the Apex features available for error handling and maintaining transactional integrity.
What Happens When an Apex Exception Occurs?
Demonstrate how and where to use advanced keywords in a SOQL query structure.
Using Apex Variables in SOQL and SOSL Queries
Working with SOQL and SOSL Query Results
Analyze a set of requirements and determine the benefits of using asynchronous Apex coding.
Execution Governors and Limits
Given a scenario and requirements, identify the appropriate dynamic Apex feature to use in the solution.
Understanding Apex Describe Information
Given a scenario, identify the appropriate publish / subscribe logic for platform events.
Platform Events Developer Guide
Subscribing to Platform Events
Considerations for Publishing and Subscribing to Platform Events with Apex and APIs
Given a scenario, apply the programmatic integration techniques and platform features for inbound and outbound communication.
Exposing Apex Methods as SOAP Web Services
User Interface: 20%
Given requirements and code snippets for a LWC or Aura Component and its Apex controller class, analyze determine any changes.
Call Apex Methods Imperatively
Wire Apex Methods to Components
Identify the techniques for using Visualforce to perform actions, partial page refreshes, and asynchronous operations.
Implement Partial Page Updates with Command Links and Buttons
Apply Ajax Behavior to Events on Any Component
Given a scenario, identify best practices for displaying errors in the user interface.
Error Handling Best Practices for Lightning Web Components
Given a set of requirements, select the appropriate LWC, Aura Component, or Visualforce solution and identify its benefits.
Identify aspects of LWC or Aura Components that can cause a component’s markup to display in a responsive manner based on form factor.
Create Mobile-Ready Components
Given a scenario, implement the correct method to communicate events through Lightning Web Components or Aura Components.
Describe the purpose and benefit of static resources in Visualforce, Lightning Web Components, and Aura Components.
Testing, Debugging, and Deployment: 20%
Apply advanced techniques and tools for testing Apex classes and triggers, such as mocks and stubs.
Build a Mocking Framework with the Stub API
Testing HTTP Callouts by Implementing the HttpCalloutMock Interface
Apply techniques and tools for testing and debugging LWC, Aura Components, and Visualforce controllers and extensions, and JavaScript.
Given a scenario, Apex code, Apex trigger, or Apex tests that’s not executing as expected, apply techniques tools to identify the cause.
Given a scenario, formulate the deployment process, supporting tools, and mechanisms for source-driven development.
Explore Source-Driven Development for Salesforce Projects
Second-Generation Managed Packages
Performance: 18%
Identify the common performance issues for user interfaces and demonstrate knowledge of techniques and tools to mitigate them.
Visualforce Performance: Best Practices
Lightning Web Components Performance Best Practices
Given a scenario, choose the appropriate logic and query structure to maximize application performance and handle large data volumes.
Lightning Platform Query Optimizer
Working with Very Large SOQL Queries
Developer Console Query Plan Tool FAQ
Analyze a scenario and determine performance improvements that can be achieved with an asynchronous callout.
Make Long-Running Callouts with Continuations
Make Long-Running Callouts with Continuations
Identify scenarios where code reuse is applicable and how the reuse should be implemented.
Classes, Objects, and Interfaces
Given sample code, identify inefficiencies and demonstrate how to resolve them.
Execution Governors and Limits
Running Apex within Governor Execution Limits
Apex Transactions and Governor Limits
Trigger and Bulk Request Best Practices
Wrapping Up Salesforce Certified Platform Developer II
This guide walked through every domain of the Salesforce Certified Platform Developer II exam, from Apex sharing and asynchronous coding to Lightning Web Components, integration, testing, and performance tuning. Pair this reference with hands-on practice in a developer org to reinforce each objective before exam day. You can also explore more Salesforce certification study guides on the Salesforce Certifications category to keep building your skills. Have a question or tip? Leave a comment below.
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