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Jan-2025 Pass Salesforce DEX-450 Exam in First Attempt Easily

Free DEX-450 Exam Files Downloaded Instantly 100% Dumps & Practice Exam

Salesforce DEX-450 exam covers a wide range of topics related to programmatic development using Apex and Visualforce in Lightning Experience. Some of the topics covered in the exam include Apex classes and triggers, Visualforce pages and components, Lightning Component Framework, and Salesforce Object Query Language (SOQL). DEX-450 exam also covers topics such as debugging and testing Apex code, managing data with Apex, and managing the user interface with Visualforce.

 

Q28. A development team wants to use a deployment script to automatically deploy to a sandbox during their development cycles.
Which two tools can they use to run a script that deploys to a sandbox?
Choose 2 answers

 
 
 
 

Q29. A developer is asked to create a PDF quote document formatted using the company’s branding guidelines, and automatically save it to the Opportunity record.
Which two ways should a developer create this functionality? (Choose two.)

 
 
 
 

Q30. A developer is tasked with building a custom Lightning web component to collect Contact information.
The form will be shared among many different types of users in the org. There are security requirements that only certain fields should be edited and viewed by certain groups of users.
What should the developer use in their Lightning Web Component to support the security requirements?

 
 
 
 

Q31. Which three options can be accomplished with formula fields? (Choose three.)

 
 
 
 
 

Q32. What is a benefit of using an after insert trigger over using a before insert trigger?

 
 
 
 

Q33. A development team wants to use a deployment script to automatically deploy to a sandbox during their development cycles. Which tool should they use to deploy to the sandbox?

 
 
 
 

Q34. A developer creates a Lightning web component that imports a method within an Apex class. When a Validate button is pressed, the method runs to execute complex validations.
In this implementation scenario, which two options are.. of the Controller according to the MVC architecture?
Choose 2 answers

 
 
 
 

Q35. Which three tools can deploy metadata to production? (Choose three.)

 
 
 
 
 

Q36. Universal Containers implemented a private sharing model for the Account object. A custom Account search tool was developed with Apex to help sales representatives find accounts that match multiple criteria they specify. Since its release, users of the tool report they can see Accounts they do not own. What should the developer use to enforce sharing permission for the currently logged-in user while using the custom search tool?

 
 
 
 

Q37. What is the result of the following code snippet?

 
 
 
 

Q38. Which one do you like?
What should a developer consider for an environment that has over 10,000 Case records?

 
 
 
 

Q39. A developer Is Integrating with a legacy on-premise SQL database.
What should the developer use to ensure the data being Integrated is matched to the right records in Salesforce?

 
 
 
 

Q40. What is the value of the Trigger.old context variable in a before insert trigger?

 
 
 
 

Q41. Universal Containers decides to use exclusively declarative development to build out a new Salesforce application. Which three options should be used to build out the database layer for the application? Choose 3 answers

 
 
 
 
 

Q42. A developer needs to include a Visualforce page in the detail section of a page layout for the Account object, but does not see the page as an available option in the Page Layout Editor. Which attribute must the developer include in the <apex:page> tag to ensure the Visualforce page can be embedded in a page layout?

 
 
 
 

Q43. A developer uses a loop to check each Contact in a list. When a Contact with the Title of
“Boss” is found, the Apex method should jump to the first line of code outside of the for loop.
Which Apex solution will let the developer implement this requirement?

 
 
 
 

Q44. A developer created these three Rollup Summary fields in the custom object, Project__c:

The developer is asked to create a new field that shows the ratio between rejected and approved timesheets for a given project.
Which should the developer use to implement the business requirement in order to minimize maintenance overhead?

 
 
 
 

Q45. Which two statements are true about Apex code executed in Anonymous Blocks? Choose 2 answers

 
 
 
 
 

Q46. A developer must modify the following code snippet to prevent the number of SOQL queries issued from exceeding the platform governor limit. public class without sharing OpportunityService( public static List<OpportunityLineItem> getOpportunityProducts(Set<Id> opportunityIds){ List<OpportunitylineItem> oppLineItems = new List<OpportunityLineItem>(); for(Id thisOppId : opportunityIds){ oppLineItems.addAll([Select Id FROM OpportunityLineItems WHERE OpportunityId = :thisOppId)]; } return oppLineItems; } } The above method might be called during a trigger execution via a Lightning component. Which technique should be implemented to avoid reaching the governor limit?

 
 
 
 

Q47. A developer created a trigger on the Account object and wants to test if the trigger is properly bulkified. The developer team decided that the trigger should be tested with 200 account records with unique names.
What two things should be done to create the test data within the unit test with the least amount of code?
Choose 2 answers

 
 
 
 

Q48. Which statement should a developer avoid using inside procedural loops? (Choose 2)

 
 
 
 

Q49. Consider the following code snippet for a Visualforce page that is launched using a Custom Button on the Account detail page layout.

When the Save button is pressed the developer must perform a complex validation that involves multiple objects and, upon success, redirect the user to another Visualforce page.
What can the developer use to meet this business requirement?

 
 
 
 

Q50. A developer is debugging the following code to determinate why Accounts are not being created Account a = new Account(Name = ‘A’); Database.insert(a, false); How should the code be altered to help debug the issue?

 
 
 
 

Salesforce DEX-450 exam covers a wide range of topics, including Apex classes and triggers, Visualforce pages and components, Lightning Components, data modeling, and testing. Candidates are expected to have a deep understanding of the Apex programming language and its syntax, as well as the Salesforce data model and how to work with it programmatically. They should also be proficient in using the Salesforce development tools, such as the Apex Data Loader and the Developer Console.

 

Free Exam Updates DEX-450 dumps with test Engine Practice: https://www.braindumpsit.com/DEX-450_real-exam.html

         

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