Free Salesforce DEX-450 Exam Questions

Absolute Free DEX-450 Exam Practice for Comprehensive Preparation 

  • Salesforce DEX-450 Exam Questions
  • Provided By: Salesforce
  • Exam: Programmatic Development using Apex and Visualforce in Lightning Experience (WI25)
  • Certification: Salesforce Platform Developer I
  • Total Questions: 387
  • Updated On: May 21, 2026
  • Rated: 4.9 |
  • Online Users: 774
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  • Question 1
    • When a user edits the Postal Code on an Account, a custom Account text field named ''Timezone'' must be

      updated based on the values another custom object object called.

      What is the optimal way to Implement this feature?


      Answer: A
  • Question 2
    • Cloud kicks has a multi-screen flow that its call center agents use when handling inbound service desk calls.
      At one of the steps in the flow, the agents should be presented with a list of order numbers and dates that are retrieved from an external order management system in real time and displayed on the screen.
      What should a developer use to satisfy this requirement?

      Answer: B
  • Question 3
    • A developer completed modifications feature that is comprised of two elements:

      * Apex trigger

      * Trigger handler Apex class

      What are two factors that the developer must take into account to properly deploy them to the production

      environment?

      Choose 2 answers


      Answer: A,C
  • Question 4
    • A developer is designing a new application on the Salesforce platform and wants to ensure it can support

      multiple tenants effectively.

      Which design framework should the developer consider to ensure scalability and maintainability?


      Answer: D
  • Question 5
    • A developer wants to invoke on outbound message when a record meets a specific criteria.
      Which three features satisfy this use case?
      Choose 3 answer

      Answer: A,B,C
PAGE: 1 - 78
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