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Salesforce Platform Developer I (PDI) : PDI
- Exam Code: PDI
- Exam Name: Platform Developer I (PDI)
- Updated: Jul 24, 2026
- Q & A: 205 Questions and Answers
About Salesforce PDI Exam
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What is the duration of the PDI Exam
- Passing Score: 65%
- Length of Examination: 110 minutes
- Format: Multiple choices, multiple answers
- Number of Questions: 60
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For more info visit:
Reference: https://trailheadacademy.salesforce.com/certificate/exam-platform-dev1---Plat-Dev-201
Who should take the PDI Exam
Salesforce Certified Platform Developer I certification is an internationally-recognized validation that identifies persons who earn it as possessing skilled as a Salesforce Certified Platform Developer I. If a candidate wants significant improvement in career growth needs enhanced knowledge, skills, and talents. The Salesforce PDI Exam provides proof of this advanced knowledge and skill. If a candidate has knowledge of associated technologies and skills that are required to pass the Salesforce PDI Exam then he should take this exam.
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Salesforce PDI Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Salesforce Fundamentals | 10% | - Given a scenario, identify the appropriate field type - Describe the capabilities of the core CRM objects in Salesforce - Describe the capabilities of the relationship types - Design the data model based on business requirements - Identify the appropriate use case for a custom visualforce versus a standard Lightning component - Describe the declarative configuration options available to customize the UI - Describe the capabilities of the Salesforce UI/Lightning Experience |
| Topic 2: Data Modeling and Management | 12% | - Describe the options for and considerations when importing and exporting data - Given a set of business requirements, design and implement a schema for custom objects and relationships - Describe the capabilities and use cases for external objects |
| Topic 3: User Interface | 13% | - Describe how to use Salesforce standard events and custom events - Given a scenario, describe how to expose Apex methods as Lightning Component events - Describe the programmatic capabilities of Visualforce and Lightning Component frameworks - Describe the differences between and use cases for Visualforce and Lightning components - Describe the capabilities and use cases for lightning web components |
| Topic 4: Process Automation and Logic | 26% | - Describe the capabilities and use cases for the Lightning Flow - Describe the capabilities and use cases for VisualFlow - Describe the capabilities and use cases for Apex managed sharing - Given a scenario, describe when and how to use Apex transaction control - Describe the capabilities of Apex and the programmatic capabilities of the Lightning Platform - Describe the features of the Salesforce exception handling mechanism - Describe the features of the sObject and Apex common library - Describe the features of the Governor Limits and describe how to write efficient Apex code - Describe the key attributes of an Apex class - Describe the syntax of Apex classes and triggers - Given a scenario, describe when and how to use formula fields, roll-up summary fields, and process automation features |
| Topic 5: Integration | 10% | - Describe when and how to use Salesforce Connect/External Objects - Describe the capabilities and use cases for Apex web services and callouts - Describe the capabilities of the Salesforce OAuth framework - Describe the capabilities and use cases for REST API and Batch API |
| Topic 6: Testing, Debugging, and Deployment | 14% | - Describe the capabilities of Salesforce metadata and describe the use cases for change set deployment and package-based deployment - Describe the use cases for Salesforce Edge and when to use sandbox vs. production environments - Describe the testing requirements for Salesforce and describe the use cases for various testing tools - Given a scenario, identify appropriate tools for debugging and monitoring errors - Describe the capabilities and use cases for the Salesforce CLI and Developer Console - Describe the frameworks and best practices for writing Apex code |
| Topic 7: Lightning Platform Architecture | 15% | - Describe the Lightning Platform architecture and explain the MVC design pattern - Describe the capabilities and use cases for the Lightning Framework and event-driven architecture - Describe the architectural considerations when building Lightning components - Describe the Salesforce lifecycle and explain how updates and new features are delivered |
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