Salesforce DEX-450 Exam Syllabus

Salesforce DEX-450 Exam

Build Applications Programmatically on the Salesforce Platform

Total Questions: 169

Last Updated : 23-11-2023

What is Included in the Salesforce DEX-450 Exam?

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Salesforce DEX-450 Exam Overview :

Exam Name	Build Applications Programmatically on the Salesforce Platform
Exam Code	DEX-450
Expected no. of Questions in Actual Exam	211
Official Information	https://trailhead.salesforce.com/en/academy/classes/dex450-build-applications-programmatically-on-the-salesforce-platform/
See Expected Questions	Salesforce DEX-450 Expected Questions in Actual Exam
Take Self-Assessment	Use Salesforce DEX-450 Practice Test to Assess your preparation - Save Time and Reduce Chances of Failure

Salesforce DEX-450 Exam Topics :

Section	Weight	Objectives
Declarative Automation		Create Formula Fields Create Roll-Up Summary Fields Understand Record Types Review Other Automation Tools Build a Data Model on the Salesforce Platform
Programming with Apex		Describe Key Aspects of Apex That Differentiate It from Other Languages, Such as Java and C# Describe Why Apex Transactions and Governor Limits Must Be Considered When Writing Apex Execute Simple Apex Use the sObject Data Type, the Primitive Data Types, and Basic Control Statements in Apex
Using SOQL and SOSL to Retrieve Your Org’s Data		Write a Basic Query Using Salesforce’s Query Language, SOQL Process the Result of a Query in Apex Create a Query Dynamically at Run-Time Use SOQL to Query Parent-Child Relationships Describe a Relationship Query Write a Query That Traverses a Child-to-Parent Relationship Write a Query That Traverses a Parent-to-Child Relationship Use SOSL to Search Data
Using DML to Manipulate Your Org’s Data		List the Differences Between the Ways You Can Invoke DML Operations Write Apex to Invoke DML Operations and Handle DML Errors
Deployment		What Is Deployment? Deploy Code Using Change Sets Use the Ant Migration Tool Review Managed and Unmanaged Packages Explore Salesforce DX
Trigger Essentials		Describe What a Trigger Is Used For Describe the Syntax of a Trigger Definition Use Trigger Context Variables
Apex Class Essentials		Describe How Apex Classes Are Used Define an Apex Class Determine What Data an Apex Class Can Access
The Save Order of Execution, Apex Transactions, and Platform Events		Describe Key Points in the Order of Execution Describe How Triggers Fit Into and Can Be Impacted by the Order of Execution Describe the Lifecycle of an Apex Transaction Describe the Memory Lifecycle for Static Attributes Use Platform Events for Immediate Error Logging
Apex Testing		Describe the Apex Testing Framework Create Test Data Write and Run an Apex Test Test Best Practices
Strategies for Designing Efficient Apex Solutions		Describe Best Practices for Writing Code That Is Easy to Maintain and Extend Write Triggers and Classes That Assume Batches of Data as Input Write Code That Works Efficiently with the Database, Both in Querying and Using DML
Trigger Design Strategies		List Declarative Mechanisms You Can Use to Implement Complex Business Logic, What Types of Problems They’re Best Used for, and Their Limitations Describe Ways in Which You Can Use Declarative Functionality to Improve Your Programmatic Solutions
Working with Visualforce		Create a Visualforce Page Reference a Standard Controller Launch a Visualforce Page Using a Custom Button Display Data from a Record in a Visualforce Page Reference Custom Controllers and Controller Extensions Work with List Controllers
Visualforce Development Considerations and Testing		Describe Common Limit Issues and Security Concerns Describe Strategies for Testing Visualforce Controllers Write Tests for Controller Constructors Write Tests for Action Methods, Getters, Setters, and Properties
Lightning Components		Create and Surface an Aura Component Create and Surface a Lightning Web Component

Updates in the Salesforce DEX-450 Exam Syllabus:

Salesforce DEX-450 exam questions and practice test are the best ways to get fully prepared. Study4exam's trusted preparation material consists of both practice questions and practice test. To pass the actual Platform Developer I DEX-450 exam on the first attempt, you need to put in hard work on these Salesforce DEX-450 questions that provide updated information about the entire exam syllabus. Besides studying actual questions, you should take the Salesforce DEX-450 practice test for self-assessment and actual exam simulation. Revise actual exam questions and remove your mistakes with the Build Applications Programmatically on the Salesforce Platform DEX-450 exam practice test. Online and windows-based formats of the DEX-450 exam practice test are available for self-assessment.

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