Free Salesforce DEX-450 Exam Questions
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Salesforce DEX-450 Exam Questions
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Provided By: Salesforce
- Exam: Programmatic Development using Apex and Visualforce in Lightning Experience (WI25)
- Certification: Salesforce Platform Developer I
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Total Questions: 387
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Updated On: Jun 03, 2025
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Rated: 4.9 |
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Online Users: 774
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Question 1
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A developer has to identify a method in en Apex class that performs resource intensive actions in memory by iterating over the result set of a SOQL statement on the account. The method also performs a SOQL statement to save the changes to the database.Which two techniques should the developer implement as a best practice to ensure transaction control and avoid exceeding governor limits?Choose 2 answers
Answer: C,D
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Question 2
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A developer completed modifications feature that is comprised of two elements:* Apex trigger* Trigger handler Apex classWhat are two factors that the developer must take into account to properly deploy them to the productionenvironment?Choose 2 answers
Answer: A,C
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A developer completed modifications feature that is comprised of two elements:* Apex trigger* Trigger handler Apex classWhat are two factors that the developer must take into account to properly deploy them to the productionenvironment?Choose 2 answers
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Question 3
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A developer has requirement to write Apex code to update a large number of account records on a nightly basis. The system administrator needs to be able to schedule the class to run after business hours on an as-needed basis.Which class definition should be used to successfully implement this requirement?
Answer: C
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Question 4
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What are two ways a developer can get the status of an enquered job for a class that queueable interface? Choose 2 answers
Answer: A,C
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Question 5
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Managers at Universal Containers want to ensure that only decommissioned containers are able to be deletedin the system. To meet the business requirement a Salesforce developer adds "Decommissioned" as a picklistvalue for the Status _c custom field within the Container _c object.Which two approaches could a developer use to enforce only Container records with a status of"Decommissioned" can be deleted?Choose 2 answers
Answer: B,D
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Managers at Universal Containers want to ensure that only decommissioned containers are able to be deletedin the system. To meet the business requirement a Salesforce developer adds "Decommissioned" as a picklistvalue for the Status _c custom field within the Container _c object.Which two approaches could a developer use to enforce only Container records with a status of"Decommissioned" can be deleted?Choose 2 answers