High Pass Rate DEX-450 Exam Questions to Pass DEX-450 Exam

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Salesforce DEX-450 is a reputable certification exam that validates the skills and knowledge of developers who want to design, develop, and deploy Salesforce solutions using Apex and Visualforce in Lightning Experience. DEX-450 exam is designed for individuals who have already acquired the skills required to develop and deploy custom business logic and interfaces in Salesforce. The Salesforce DEX-450 Exam is a critical step for developers who want to advance their careers and demonstrate their ability to handle complex Salesforce projects.

Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Sample Questions (Q196-Q201):

NEW QUESTION # 196
A developer wants to create a custom object to track Customer Invoices.How should Invoices and Accounts be related to ensure that all Invoices are visible to everyone with access to an Account?

A. The Invoice should have a Master-Detail relationship to the Account
B. The Account should have a Lookup relationship to the Invoice
C. The Account should have a Master-Detail relationship to the Invoice.
D. The Invoice should have a Lookup relationship to the Account Previous

Answer: A

NEW QUESTION # 197
Which code in a Visualforce page and/or controller might present a security vulnerability?

A. <apex:outputText escape="false" value=" {!$CurrentPage.parameters.userInput}" />
B. <apex:outputText value="{!£CurrentPage.parameters.userInput}" />
C. <apex:outputField escape="false" value="{!ctrl.userInput}" />
D. <apex:outputField value="{!ctrl.userInput}" />

Answer: A

NEW QUESTION # 198
A developer has to Identify a method in an 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 DML statement to save the changes to the database. Which two techniques should the developer implement as a best practice to esure transaction control and avoid exceeding governor limits? Choose 2 answers

A. Use the System.Limit class to monitor the current CPU governor limit consuption. (Missed)
B. Use the Database.Savepoint method to enforce database integrity. (Missed)
C. Use the @ReadOnly annotation to bypass the number of rows returned by a SOQL.
D. Use Partial DML statements to ensure only valid data is committed.

Answer: A,B

NEW QUESTION # 199
A developer is asked to create a Visualforce page for Opportunities that allows users to save or merge the current record.
Which approach should the developer to meet this requirement?

A. A custom controller
B. Visualforce page JavaScript
C. A custom controller extension
D. Standard controller methods

Answer: A

NEW QUESTION # 200
A developer is creating a Lightning web component to show a list of sales records.
The Sales Representative user should be able to see the commission field on each record. The Sales Assistant user should be able to see all fields on the record except the commission field.
How should this be enforced so that the component works for both users without showing any errors?

A. Use Lightning Data Service to get the collection of sales records.
B. Use Security.stripInaccessible Le to remove fields inaccessible to the current user.
C. Use WITH SECURITY_ENFORCED In the SOQL that fetches the data for the component,
D. Use Lightning Locker Service to enforce sharing rules and field-level security.

Answer: B

NEW QUESTION # 201
......

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High Pass Rate DEX-450 Exam Questions to Pass DEX-450 Exam

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Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Sample Questions (Q196-Q201):

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