Free Salesforce DEX-450 Exam Questions
Absolute Free DEX-450 Exam Practice for Comprehensive Preparation
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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: Jan 15, 2026
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Rated: 4.9 |
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Online Users: 774
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Question 1
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Assuming that naze is 8 String obtained by an <apex:inpotText> tag on 8 Visualforce page, which two SOQL queries performed are safe from SOQL injection?'Choose 2 answers
Answer: C,D
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Question 2
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What are three considerations when using the @InvocableMethod annotation in Apex?Choose 3 answers
Answer: A,C,D
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Question 3
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What is the maximum number of SOQL queries used by the following code? List<Account> aList = [SELECT Id FROM Account LIMIT 5]; for (Account a : aList){ List<Contact> cList = [SELECT Id FROM Contact WHERE AccountId = :a.Id); }
Answer: B
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What is the maximum number of SOQL queries used by the following code? List<Account> aList = [SELECT Id FROM Account LIMIT 5]; for (Account a : aList){ List<Contact> cList = [SELECT Id FROM Contact WHERE AccountId = :a.Id); }
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Question 4
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Universal Containers wants Opportunities to be locked from editing when reaching the Closed/Won stage.Which two strategies should a developer use to accomplish this? Choose 2 answers
Answer: A,B
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Question 5
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A developer must provide a custom user interface when users edit a Contact. Users must be able to use the interface in Salesforce Classic and Lightning Experience.What should the developer do to provide the custom user interface?
Answer: A
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