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Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Exam (DEX-450日本語版) : DEX-450日本語

DEX-450日本語

Exam Code: DEX-450J

Exam Name: Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Exam (DEX-450日本語版)

Updated: Sep 11, 2026

Q & A: 202 Questions and Answers

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How much Salesforce DEX-450 Exam Cost

The price of the Salesforce DEX-450 certification is $375 USD, for more information related to the Salesforce DEX-450 Exam please visit Salesforce website.

Salesforce DEX-450日本語 Exam Syllabus Topics:
TopicDetails
Topic 1
  • Describe how triggers fit into and can be impacted by the Order of Execution
  • Building a Data Model on the Salesforce Platform
Topic 2
  • Process the result of a query in Apex
  • Understanding Record Types
  • Use trigger context variables
Topic 3
  • Write a query that traverses a child-to-parent and parent-to-child relationship
  • Creating Roll-Up Summary Fields
Topic 4
  • Describe strategies for Testing Visualforce controllers
  • Use SOQL to Query Parent-Child Relationships
Topic 5
  • Write a basic query using Salesforce’s query language, SOQL
  • Write Apex to invoke DML operations and handle DML errors
Topic 6
  • Describe the memory lifecycle for static attributes
  • Use Platform Events for Immediate Error Logging
Topic 7
  • Describe practices for writing code that is easy to maintain and extend
  • Write triggers and classes that assume batches of data as input

Reference: https://trailhead.salesforce.com/en/academy/classes/dex450-build-applications-programmatically-on-the-salesforce-platform/

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