Salesforce Certified Platform Developer I

The Salesforce Platform Developer I credential is intended for individuals who have knowledge, skills, and experience in building custom applications on the Lightning Platform. 

Key Facts

  • 60 multiple-choice questions
  • 105 minutes to complete the exam
  • 68% score to pass (41 good answers)
  • 200 USD registration fee (plus applicable taxes)
  • 100 USD retake fee (plus applicable taxes)
  • No prerequisite
  • Proctored exam delivered onsite a a testing center or in an online proctored environment
  • No hard-copy or online materials may be referenced during the exam.
salesforce certified platform developer I

Salesforce Platform Developer I exam sections

Below are all the sections, which will be tested during the exam.

A candidate should have a hands-on experience and deep understanding of the following areas.

Developer Fundamentals: 23%

  • Understand multi-tenant concepts and design frameworks, such as MVC architecture and Lightning Component Framework.
  • Given a scenario, identify common use cases and best practices for declarative versus programmatic customizations, including governor limits, formula fields, and roll-up summaries.
  • Given a scenario, determine, create, and access the appropriate data model including objects, fields, relationships, and external IDs.
  • Given a scenario, identify the options and considerations when importing and exporting data into development environments.

Process Automation and Logic: 30%

  • Identify the capabilities of the declarative process automation features.
  • Declare variables, constants, methods, and use modifiers and Apex interfaces.
  • Given a scenario, use and apply Apex control flow statements.
  • Given a scenario, write SOSL, SOQL, and DML statements in Apex.
  • Given a scenario, follow best practices to write Apex classes and triggers.
  • Given a scenario, identify the implications of governor limits on Apex transactions.
  • Describe the relationship between Apex transactions, the save order of execution, and the potential for recursion and/or cascading.
  • Implement exception handling in Apex, including custom exceptions as needed.
  • Given a scenario, use declarative functionality and Apex together to automate business logic.

User Interface: 25%

  • Given a scenario, display content or modify Salesforce data using a Visualforce page and the appropriate controllers or extensions as needed.
  • Describe the Lightning Component framework, its benefits, and the types of content that can be contained in a Lightning web component.
  • Given a scenario, prevent user interface and data access security vulnerabilities. Given a scenario, display and use a custom user interface components, including Lightning Components, Flow, and Visualforce.
  • Describe the use cases for Lightning Web Component events.
  • Given a scenario, implement Apex to work with various types of page components, including Lightning Components, Flow, Next Best Actions, etc.

Testing, Debugging, and Deployment: 22%

  • Write and execute tests for triggers, controllers, classes, flows, and processes using various sources of test data.
  • Given a scenario, know how and when to use the Salesforce Developer tools such as Salesforce DX, Salesforce CLI, and Developer Console.
  • Describe how to approach debugging system issues and monitoring flows, processes, and asynchronous and batch jobs, etc.
  • Describe the environments, requirements, and process for deploying code and associated configurations.

For the reference: Check Salesforce official Exam Guide.

What’s included in our course?

  • 120 questions, covering all certification areas
  • Detailed explanation of each question
  • Real-a-like exam environment to test your knowledge
  • References to official Salesforce materials

Sneak peak to our course content

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