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Salesforce DEX-450 Exam Syllabus

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Before starting your DEX-450 exam preparation, it is recommended to review the complete Salesforce Build Applications Programmatically on the Salesforce Platform exam syllabus and carefully go through the exam objectives listed below. Once you understand the exam structure and objectives, you should practice using our free DEX-450 questions. We also provide premium DEX-450 practice test, fully updated according to the latest exam objectives, to help you accurately assess your preparedness for the actual exam.

Salesforce
Vendor
DEX-450
Exam Code
201
Total Questions
11
Total Exam Domains

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DEX-450 EXAM QUESTIONS

Salesforce DEX-450 Exam Objectives

Section 1: Apex Coding
Weight:
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  • Define Apex
  • Identify Key Characteristics of Apex Coding Languages
  • Examine how Transactions and Governor Limits Impact Apex Writing
  • Build Simple Apex
  • Discover sObjects, Primitive Data Types, and Basic Control Statements
Section 2: Org Data Retrieval Using SOQL & SOSL
Weight:
-
  • Define SOQL
  • Write a Basic SOQL Query
  • Process Query Results with Apex
  • Create a Query Dynamically at Run-Time
  • Define a Relationship Query
  • Query Parent-Child Relationships Using SOQL
  • Write Child-to-Parent and Parent-to-Child Relationship Queries
  • Define SOSL
  • Search Data with SOSL
Section 3: Org Data Manipulation Using DML
Weight:
-
  • Define DML
  • Identify Methods for Invoking DML Operations
  • Use Apex To Invoke DML Operations and Handle DML Errors
Section 4: Deployment
Weight:
-
  • Define Deployment
  • Deploy Code Using Change Sets
  • Examine Managed, Unmanaged, and Unlocked Packages
  • Explore Salesforce DX
  • Discover the Salesforce DevOps Center
Section 5: Apex Trigger Essentials
Weight:
-
  • Define Apex Triggers
  • Review Apex Trigger Use Cases
  • Examine Trigger Definition Syntax
  • Use Trigger Context Variables
Section 6: Apex Class Essentials
Weight:
-
  • Define Apex Classes
  • Review Apex Class Use Cases
  • Identify Apex Class Data Access Capabilities
  • Explore Apex Annotations
Section 7: Order of Execution, Apex Transactions, & Platform Events
Weight:
-
  • Define the Salesforce Order of Execution
  • Discover how the Order of Execution Affects Triggers
  • Examine the Apex Transaction Lifecycle
  • Implement Error Logging Using Platform Events
Section 8: Apex Testing
Weight:
-
  • Define the Apex Testing Framework
  • Create Apex Test Data
  • Write and Run an Apex Test
  • Review Apex Testing Best Practices
Section 9: Design Strategies for Efficient Apex Solutions
Weight:
-
  • Identify Apex Code-Writing Best Practices
  • Write Efficient Database Querying and DML Code
  • Design Apex Triggers
  • Design Apex Classes
Section 10: Apex Trigger Design Strategies
Weight:
-
  • Implement Complex Business Logic by Defining No-Code Solutions
  • Improve Pro-Code Solutions Using No-Code Functionality
Section 11: User Interface Development
Weight:
-
  • Review the Lightning Component Framework
  • Create Custom Lightning Web Components
  • Retrieve and Display Record Data
  • Utilize Lightning Web Component Events
  • Perform a DML Operation
  • Surface Custom Lightning Web Components
Info
https://trailhead.salesforce.com/en/academy/classes/dex450-build-applications-programmatically-on-the-salesforce-platform/