Salesforce Platform Developer I
The Salesforce Platform Developer I certification validates building custom applications on the Lightning Platform: the declarative data model and automation, programmatic logic with Apex (triggers, SOQL/SOSL, governor limits), building user interfaces with Lightning Web Components and Visualforce, and testing, debugging and deployment.
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Start PDI examSkills measured
Salesforce Fundamentals and Data Modeling
23%MVC on the platform, objects, fields and relationships, schema design, and declarative vs programmatic trade-offs.
Process Automation and Logic
30%Apex classes and triggers, trigger context variables, the order of execution, SOQL and SOSL, DML and governor limits, and asynchronous Apex.
User Interface
25%Lightning Web Components, component communication and events, Visualforce, wire vs imperative Apex, and Lightning App Builder.
Testing, Debugging and Deployment
22%Unit tests and test data, assertions and code coverage, debug logs, and change sets and metadata deployment.