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ABOUT THE EXAM

The Salesforce Certified Platform Developer I exam has the following characteristics:

 Content: 60 multiple-choice/multiple-select questions

 Time allotted to complete the exam: 110 minutes

 Passing Score: 65%



The Salesforce Certified Platform Developer I exam is intended for an individual who has
experience developing and deploying basic business logic and user interfaces using the
programmatic capabilities of the Lightning Platform- including practical application of the
skills and concepts noted in the exam objectives below.

The Salesforce Certified Platform Developer I generally has one to two years of experience as
a developer and at least six months of experience on the Lightning Platform.
The Salesforce Certified Platform Developer I candidate has the experience- skills- and
knowledge outlined below:

 Can use the fundamental programmatic capabilities of the Lightning Platform to
develop custom interfaces to extend Salesforce capabilities and develop custom
business logic.

 Can extend the Lightning Platform using Apex and Visualforce- and understands
Lightning Components.

 Is familiar with- and able to leverage relevant declarative capabilities of the platform-
where appropriate.

 Knows when to use declarative vs. programmatic methods.

 Is familiar with the development lifecycle from development to testing- and has
knowledge of the available environments.

 Is familiar with the Salesforce Mobile app capabilities and the basics of the Lightning
framework.

 Knows when to use the Lightning Process Builder vs. an Apex trigger.

 Has experience with object-oriented languages such as Java- JavaScript- C#- Ruby-
and .NET.

 Has experience with data-driven applications and relational databases.

 Has experience with Model View Controller (MVC) architecture and componentbased architecture.

 Has invested time in studying the resources listed in this exam guide and the
additional required study materials provided by Salesforce.



EXAM OUTLINE

The Salesforce Certified Platform Developer I exam measures a candidates knowledge and
skills related to the following objectives. A candidate should have hands-on experience
developing custom applications on the Lightning Platform and have demonstrated the
application of each of the features/functions below.



SALESFORCE FUNDAMENTALS

 Describe the considerations when developing in a multi-tenant environment.

 Describe how the Salesforce platform features map to the MVC pattern.

 Describe the capabilities of the core CRM objects in the Salesforce schema.

 Identify the common scenarios for extending an application's capabilities using
the AppExchange.

 Identify common use cases for declarative customization of the Lightning
Platform- and customization and features of the Heroku platform.



DATA MODELING AND MANAGEMENT

 Given a set of requirements- determine the appropriate data model.

 Describe the capabilities of the various relationship types and the implications
of each on record access- user interface (UI)- and object-oriented
programming.

 Describe the impact of schema design and modifications on Apex
Development.

 Describe how to visualize and create entity relationships.

 Describe the options for and considerations when importing and exporting
data into development environments.



LOGIC AND PROCESS AUTOMATION

 Describe how to programmatically access and utilize the object schema.

 Describe the capabilities and use cases for formula fields.

 Describe the capabilities and use cases for roll-up summary fields.

 Describe the capabilities of the declarative process automation features.

 Describe when to use declarative automation features vs. Apex classes and
triggers.

 Describe how to declare variables and constants in Apex and how to assign
values using expressions.

 Describe the primitive and complex Apex data types and when to use them.

 Describe how to use and apply Apex control flow statements.

 Describe how to write and when to use Apex classes and interfaces.

 Describe how to use basic SOSL- SOQL- and DML statements when working
with objects in Apex.

 Describe the basic patterns used in triggers and classes to process data
efficiently.

 Describe when to use and how to write triggers.

 Describe 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.

 Describe how to implement exception handling in Apex.

 Describe how to write Visualforce controllers.

 Describe when and how to use standard Visualforce controllers vs. Apex
custom controllers and controller extensions.

 Describe the programmatic techniques to prevent security vulnerabilities in
Apex and Visualforce.

 Describe how Apex impacts the ability to make declarative changes.



USER INTERFACE

 Describe how to display Salesforce data using a Visualforce page.

 Describe the types of web content that can be incorporated into Visualforce
pages.

 Describe how to incorporate Visualforce pages into Lightning Platform
applications.

 Describe the benefits of the Lightning Component framework.

 Describe the resources that can be contained in a Lightning Component.



TESTING

 Describe the testing framework and requirements for deployment.

 Describe how to write unit tests for triggers- controllers- and classes.

 Describe when and how to use various sources of test data.

 Describe how to execute one or multiple test classes.

 Describe the differences between invoking Apex in execute anonymous vs. unit
tests.



DEBUG AND DEPLOYMENT TOOLS

 Describe how to monitor and access various types of debug logs.

 Describe the capabilities and security implications of the Developer Console-
Workbench- and Force.com IDE.

 Describe the different processes for deploying metadata and business data.

 Describe how the different environments are used in the development and
deployment process.