DEX-450 Exam Practice Questions prepared by Salesforce Professionals [Q52-Q70]

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DEX-450 Exam Practice Questions prepared by Salesforce Professionals

Use Valid New DEX-450 Questions – Top choice Help You Gain Success

NO.52 A developer needs to allow users to complete a form on an Account record that will create a record for a custom object.
The form needs to display different fields depending on the user’s job role. The functionality should only be available to a small group of users.
Which three things should the developer do to satisfy these requirements?
Choose 3 answers

Create a Dynamic Form,

Add a Dynamic Action to the Account Record Page.

Create a Custom Permission for the users.

Add a Dynamic Action to the Users’ assigned Page Layouts.

Create a Lightning wet> component.

NO.53 How can a developer implement this feature?

Build an account assignment rule.

Build a workflow rule.

Build a flow with Flow Builder.

Build an account approval process.

NO.54 Universal Container wants Opportunities to no longer be editable when itreaches the Closed/Won stage. Which two strategies can a developer use to accomplish this?
Choose2 answer

Use a validation

Use a trigger

Use an after-save flow.

Use the Process Automation settings.

NO.55 A developer created a weather app that contains multiple Lightning web components.
One of the components, called Toggle, has a toggle for Fahrenheit or Celsius units. Another component, called Temperature, displays the current temperature in the unit selected in the Toggle component When a user toggles from Fahrenheit to Celsius or vice versa in the Toggle component, the information must be sent to the Temperature component so the temperature can be converted and displayed.
What is the recommend way to accomplish this?

Create a custom event to handle the communicate between the components.

Use Lightning Message Service to communicate between the component.

Use Lightning Message Service to communicate between the components.

The Toggle component should call a method in the Temperature component.

NO.56 A development team wants to use a deployment script lo automatically deploy lo a sandbox during their development cycles.
Which two tools can they use to run a script that deploys to a sandbox?
Choose 2 answers

Ant Migration Tool

SFDX CLI

Change Sets

Developer Console

NO.57 A developer needs to join data received from an integration with an external system with parent records in Salesforce. The data set does not contain the Salesforce IDs of the parent records, but it does have a foreign key attribute that can be used to identify the parent.
Which action will allow the developer to relate records in the data model without knowing the Salesforce ID?

Create and populate a custom field on the parent object marked as Unique.

Create a custom field on the child object of type External Relationship.

Create and populate a custom field on the parent object marked as an External ID.

Create a custom field on the child object of type Foreign Key.

NO.58 Which two sfdx commands can be used to add testing data to a Developer sandbox?

Forced: data:bulk:upsert

Forced: data: object :upsert

Forced: data: tree: upsert

Forced: data:async:upsert

NO.59 Universal Containers wants to back up all of the data and attachments in its Salesforce org once month. Which approach should a developer use to meet this requirement?

Use the Data Loader command line.

Create a Schedulable Apex class.

Schedule a report.

Define a Data Export scheduled job.

NO.60 Universal Containers has a support process that allows users to request support from its engineering team using a custom object, Engineering_Support__c.
Users should be able to associate multiple engineering_Support__c records to a single Opportunity record.
Additionally, aggregate Information about the Engineering_support__c records should be shown on the Opportunity record.
What should a developer Implement to support these requirements?

Master-detail field from Engineering_Support__c to Opportunity.

Master-detail field from Opportunity to Engineering_Support__c

Lookup field from Engineering_support__c to Opportunity

Lookup field from Opportunity to Engineering_Support__c

NO.61 A developer created a custom order management app that uses an Apex class. The order is represented by an Order object and an Orderltem object that has a master-detail relationship to Order. During order processing, an order may be split into multiple orders.
What should a developer do to allow their code to move some existing Orderltem records to a new Order record?

Change the master-detail relationship to an external lookup relationship.

Add without sharing to the Apex class declaration.

Create a junction object between Orderltem and Order.

Select the Allow reparenting option on the master-detail relationship.

NO.62 Universal Container uses Service Cloud with a custom field, stage_c, on the Case object.
Management wants to send a follow-up email reminder 6 hours after the stage_c field is set to ”;Waiting on customer” The …. Administrator wants to ensure the solution used is bulk safe.
Which two automation tools should a developer recommend to meet these business requirements?
Choose 2 answers

Scheduled Flow

Einstein Next Best Action

Record_Triggered Flow

Process Builder

NO.63 A developer executes the following query in Apex to retrieve a list of contacts for each account:
List<account> accounts = [Select ID, Name, (Select ID, Name from Contacts) from Account] ; Which two exceptions may occur when it executes? (Choose two.)

CPU limit exception due to the complexity of the query.

SOQL query row limit exception due to the number of contacts.

SOQL query limit exception due to the number of contacts.

SOQL query row limit exception due to the number of accounts.

NO.64 What is true of a partial sandbox that is not true of a full sandbox? Choose 2 answers

More frequent refreshes

Limited to 5 GB of data

Use of change sets

Only includes necessary meta data

NO.65 An org has different Apex Classes that provide Account -related functionality.After a new validation rule is added to the object, many of the test methods fail.What can be done to resolve the failures and reduce the number of code changes needed for future validation rules?Choose 2 answers:

Create a method that creates valid Account records, and call this method from within test methods.

Create a method that loads valid Account records from a Static Resource, and call this method within test methods.

Create a method that performs a callout for a valid Account record, and call this method from within test methods.

Create a method that queries for valid Account records, and call this method from within test methods.

NO.66 The Review_c object have a lookup relationship to the job_Application_c object. The job_Application_c object has a master detail relationship up to the position_c object. The relationship is based on the auto populated defaults?
What is the recommended way to display field data from the related Review _C records a Visualforce page for a single Position_c record? Select one of the following:

Utilize the Standard Controller for Position_c and cross-object Formula Fields on the Job_Application_c object to display Review_c data.

Utilize the Standard Controller for Position_c and a Controller Extension to query for Review_c data.

Utilize the Standard Controller for Position_c and expression syntax in the Page to display related Review_c through the Job_Applicacion_c inject.

Utilize the Standard Controller for Position_c and cross-object Formula Fields on the Review_c object to display Review_c data.

NO.67 Which type of controller should a developer use to include a list of related records for a Custom Object record on a Visualforce page without needing additional test coverage?

Controller Extension

Custom Controller

Standard Controller

List Controller

NO.68 Which three web technologies can be integrated into a Visualforce page? (Choose three.)

JavaScript

CSS

Java

PHP

HTML

NO.69 Which statement is true about a hierarchical relationship as it pertains to user records?

It uses a junction object and lookup relationships to allow many user records to be related to many other user records

It uses a junction object and master-detail relationship to allow many user records to be related to many other user records

It uses a master-detail relationship to allow one user record to be related to another user record

It uses a special lookup relationship to allow one user record to be related to another user record

NO.70 Which two combined methods should a developer use to prevent more than one open Opportunity on each Account? Choose 2 answers

Create an Account Roll-up Summary field to count open Opportunities

Create an Opportunity Validation Rule to generate an error on insert

Create an Account Trigger to generate an error on Opportunity insert

Create an Opportunity Workflow Rule to auto-close the Opportunity

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Salesforce is one of the most popular and widely used Customer Relationship Management (CRM) platforms in the world. The platform is known for its extensive features and capabilities, which allow businesses to manage their sales, marketing, customer service, and other processes seamlessly. Salesforce developers are also in high demand due to the growing need for customizations and integrations.

The DEX-450 exam is ideal for developers who have experience in Apex and Visualforce development and are familiar with the Salesforce Lightning platform. DEX-450 exam consists of 60 multiple-choice questions, which must be completed in 105 minutes. To pass the exam, candidates must achieve a score of 65% or higher. Salesforce recommends that candidates have at least six months of experience in Salesforce development before attempting the exam.

DEX-450 Exam Practice Materials Collection: https://www.examcost.com/DEX-450-practice-exam.html