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Salesforce CRT-450 Salesforce Certified Platform Developer I (SU24) Exam Practice Test

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Total 174 questions

Salesforce Certified Platform Developer I (SU24) Questions and Answers

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Question 1

Refer to the following Apex code:

What is the value of x when it is written to the debug log?

Options:

A.

0

B.

1

C.

2

D.

3

Question 2

What Is the result of the following code snippet?

Options:

A.

Accounts are inserted.

B.

Account is inserted.

C.

200 Accounts are inserted,

D.

201 Accounts are inserted.

Question 3

A developer Is designing a new application on the Salesforce platform and wants to ensure it can support multiple tenants effectively.

Which design framework should the developer consider to ensure scalability and maintainability?

Options:

A.

Agile Development

B.

Model-View-Controller (MVC)

C.

Flux (view, action, dispatcher, and store)

D.

Waterfall Model

Question 4

What should a developer use to script the deployment and unit test execution as part of continuous integration?

Options:

A.

VS Code

B.

Developer Console

C.

Execute Anonymous

D.

Salesforce CLI

Question 5

A developer considers the following snippet of code:

Based on this code, what is the value of x?

Options:

A.

1

B.

2

C.

4

D.

3

Question 6

Universal Containers has a Visualforce page that displays a table of every Container___c being rented by a given Account. Recently this page is failing with a view state limit because some of the customers rent over 10,000 containers.

What should a developer change about the Visualforce page to help with the page load errors?

Options:

A.

Implement pagination with an OffsetController.

B.

Use JavaScript remoting with SOQL Offset.

C.

Implement pagination with a StandardSetController.

D.

Use lazy loading and a transient List variable.

Question 7

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?

Options:

A.

Use with 8ECTOITYJ2WFORCED in the SOQL that fetches the data for the component.

B.

Use Lightning Locker Service to enforce sharing rules and field-level security.

C.

Use Lightning Data Service to get the collection of sales records.

D.

Use security.stripinaccessible to remove fields inaccessible to the current user.

Question 8

Which two are best practices when it comes to Aura component and application event handling?

Choose 2 answers

Options:

A.

Try to use application events as opposed to component events.

B.

Use component events to communicate actions that should be handled at the application level.

C.

Handle low-level events in the event handler and re-fire them as higher-level events.

D.

Reuse the event logic in a component bundle, by putting the fogic in the helper.

Question 9

A developer needs to allow users to complete a form on an Account record that will create 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

Options:

A.

Create a Custom Permission for the users.

B.

Create a Lightning web component,

C.

Add a Dynamic Action to the Account Record Page.

D.

Add a Dynamic Action to the Users' assigned Page Layouts,

E.

Create a Dynamic Form.

Question 10

A developer is creating an app that contains multiple Lightning web components.

One of the child components is used for navigation purposes. When a user clicks a button called Next in the child component, the parent component must be alerted so it can navigate to the next page.

How should this be accomplished?

Options:

A.

Update a property on the parent.

B.

Fire a notification.

C.

Create a custom event,

D.

Call a method in the Apex controller.

Question 11

What should a developer do to check the code coverage of a class after running all tests?

Options:

A.

View the Class Test Percentage tab on the Apex Class list view in Salesforce Setup.

B.

View the code coverage percentage for the class using the Overall Code Coverage panel in the Developer Console Tests tab,

C.

View the Code Coverage column in the list view on the Apex Classes page.

D.

Select and run the class on the Apex Test Execution page in the Developer Console.

Question 12

developer must provide custom user interfaces when users edit a Contact either Salesforce Classic or Lightning Experience.

What should the developer use to override the Contact's Edit button and provide this functionality?

Options:

A.

A Lightning component in Salesforce Classic and a Lightning component in Lightning Experience

B.

A Lightning page in Salesforce Classic and a Visualforce page in Lightning Experience

C.

A Visualforce page in Salesforce Classic and a Lightning component in Lightning Experience

D.

A Visualforce page in Salesforce Classic and a Lightning page In Lightning Experience

Question 13

An Apex method, getAccounts, that returns a list of Accounts given a searchTerm, is available for Lightning Web Components to use.

What is the correct definition of a Lightning Web Component property that uses the getAccounts method?

A)

B)

C)

D)

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 14

For which three items can a trace flag be configured? Choose 3 answers

Options:

A.

Visualforce

B.

Apex Trigger

C.

Apex Class

D.

Flow

E.

User

Question 15

While working in a sandbox, an Apex test fails when run in the Test Runner. However, executing the Apex logic in the Execute Anonymous window succeeds with no exceptions or errors. Why did the method fail in the sandbox test framework but succeed in the Developer Console?

Options:

A.

The test method is calling an @future method.

B.

The test method relies on existing data in the sandbox.

C.

The test method has a syntax error in the code.

D.

The test method does not use Sysetem.runas= to execute as a specific user.

Question 16

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?

Options:

A.

Create a junction object between OrderItem and Order.

B.

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

C.

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

D.

Add without sharing to the Apex class declaration.

Question 17

An org has an existing flow that edits an Opportunity with an Update Records element. A developer must update the flow to also create a Contact and store the created Contact’s ID on the Opportunity.

Which update must the developer make in the flow?

Options:

A.

Add a new Update Records element.

B.

Add a new Get Records element.

C.

Add a new Roll Back Records element.

D.

Add a new Create Records element.

Question 18

When using Salesforce DX, what does a developer need to enable to create and manage scratch orgs?

Options:

A.

Dev Hub

B.

Production

C.

Environment Hub

D.

Sandbox

Question 19

A developer at AW Computing is tasked to create the supporting test class for programmatic customization that leverages records stored within the custom object, Pricing_Structure__c. AW Computing has a complex pricing structure for each item on the store, spanning more than 500 records,

Which two approaches can the developer use to ensure Pricing Strucrture_c records are available when the test class is executed?

Choose 2 answers

Options:

A.

Use a Test Data Factory class.

B.

Use the Test.loadTesc() method.

C.

Use the @T=Test (SeefAllDaca=rru=) annotation.

D.

Use without sharing on the class declaration.

Question 20

Which two operations affect the number of times a trigger can fire?

Choose 2 answers

Options:

A.

After-save record-triggered flow

B.

Criteria-based sharing calculations

C.

Email messages

D.

Roll-up summary fields

Question 21

The following code snippet is executed by a Lightning web component in an environment with more than 2,000 lead records:

Which governor limit will likely be exceeded within the Apex transaction?

Options:

A.

Total number of SOQL queries issued

B.

Total number of DML statements issued

C.

Total number of records processed as a result of DML statements

D.

Total number of records retrieved by SOQL queries

Question 22

A credit card company needs to implement the functionality for a service agent to process damaged or stolen credit cards. When the customers call in, the service agent must gather many pieces of information. A developer is tasked to implement this functionality.

What should the developer use to satisfy this requirement in the most efficient manner?

Options:

A.

Screen-based flow

B.

Lightning Component

C.

Approval process

D.

Apex trigger

Question 23

Which exception type cannot be caught?

Options:

A.

NoAccessException

B.

LimitException

C.

CalloutException

D.

A custom exception

Question 24

Since Aura application events follow the traditional publish- subscribe model, which method is used to fire an event?

Options:

A.

registerEvent

B.

fireEvent ()

C.

emit{)

D.

fire()

Question 25

Universal Containers needs to create a custom user interface component that allows users to enter information about their accounts. The component should be able to validate the user input before saving the information to the database.

What is the best technology to create this component?

Options:

A.

Lightning Web Components

B.

Visualforce

C.

Flow

D.

VUE JavaScript framework

Question 26

Universal Hiring uses Salesforce to capture job applications. A salesforce administrator created two custom objects; Job__c acting as the master object, Job_Application__c acting as the detail.

Within the Job__c object, a custom multi-select picklist, Preferred Locations__c, contains a list of approved states for the position. Each Job_Application__c record relates to a Contact within the system through a master-detail relationship.

Recruiters have requested the ability to view whether the Contact's Mailing State value matches a value selected on the Preferred_Locations_ c field, within the Job_Application__c record. Recruiters would like this value to be kept in sync if changes occur to the Contact's Mailing State.

What is the recommended tool a developer should use to meet the business requirement?

Options:

A.

Roll-up summary field

B.

Record-triggered flow

C.

Formula field

D.

Apex trigger

Question 27

Which two actions may cause triggers to fire?

Choose 2 answers

Options:

A.

Cascading delete operations

B.

Changing a user's default division when the transfer division option is checked

C.

Updates to FeedItem

D.

Renaming or replacing a picklist entry

Question 28

A developer wants to improve runtime performance of Apex calls by caching results on the client.

What is the most efficient way to implement this and follow best practices?

Options:

A.

Call the setStorable () method on the action in the JavaScript client-side code.

B.

Set a cookie in the browser for use upon return to the page.

C.

Decorate the server-side method with @AuraEnsbled(storable=true).

D.

Decorate the server-side method with @AuraZnabled(cacheable=true).

Question 29

A developer is migrating a Visualforce page into a Lightning web component.

Salesforce Certified Platform Developer I

The Visualforce page shows information about a single record. The developer decides to use Lightning Data Service to access record data.

Which security consideration should the developer be aware of?

Options:

A.

The isaccessisle() method must be used for field-level access checks.

B.

Lightning Data Service ignores field-level security.

C.

The with sharing keyword must be used to enforce sharing rules.

D.

Lightning Data Service handles sharing rules and field-level security.

Question 30

Universal Containers wants to ensure that all new leads created in the system have a valid email address. They have already created a validation rule to enforce this requirement, but want to add an additional

layer of validation using automation.

What would be the best solution for this requirement?

Options:

A.

Use an Approval Process to enforce the completion of a valid email address using an outbound message action,

B.

Submit a REST API Callout with a JSON payload and validate the fields on a third party system

C.

Use a custom Lightning Web component to make a callout to validate the fields on a third party system.

D.

Use a before-save Apex trigger on the Lead object to validate the email address and display an error message if it is invalid

Question 31

A developer created a trigger on a custom object. This custom object also has some dependent pick lists.

According to the order of execution rules, which step happens first?

Options:

A.

Old values are overwritten with the new record values.

B.

JavaScript validation is run in the browser,

C.

System validation is run for maximum field lengths,

D.

The original record Is loaded from the database.

Question 32

What are three considerations when using the @InvocableMethod annotation in Apex?

Choose 3 answers

Options:

A.

Only one method using the @InvocableMethod annotation can be defined per Apex class.

B.

A method using the @InvocableMathod annotation must define a return value,

C.

A method using the @InvocableMethod annotation can have multiple input parameters.

D.

A method using the @InvocablsMethod annotation must be declared as static.

E.

A method using the @InvocableMathod annotation can be declared as Public Global.

Question 33

How does the Lightning Component framework help developers implement solutions faster?

Options:

A.

By providing change history and version control

B.

By providing an Agile process with default steps

C.

By providing device-awareness for mobile and desktops

D.

By providing code review standards and processes

Question 34

Which Lightning Web Component custom event property settings enable the event to bubble up the containment hierarchy and cross the Shadow DOM boundary?

Options:

A.

bubbles: true, composed: true

B.

bubbles: true, composed: false

C.

bubbles: false, composed: false

D.

bubbles: false, composed: true

Question 35

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?

Options:

A.

Controller extension

B.

Custom controller

C.

Apex trigger

D.

Validation rule

Question 36

A developer needs to create a baseline set of data (Accounts, Contacts, Products, Assets) for an entire suite of tests allowing them to test independent requirements for various types of Salesforce Cases.

Which approach can efficiently generate the required data for each unit test?

Options:

A.

Use @TestSetup with a void method.

B.

Create test data before Test.startTest {} in the unit test,

C.

Add @TsTest (seeAllData=true) at the start of the unit test class.

D.

Create a mock using the Stub API.

Question 37

A developer needs to implement a custom SOAP Web Service that is used by an external Web Application. The developer chooses to include helper methods that are not used by the Web Application in the implementation of the Web Service Class.

Which code segment shows the correct declaration of the class and methods?

A)

B)

C)

D)

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 38

A company has a custom object, order__ ¢, that has a required, unique external ID field called crder_number_c.

Which statement should be used to perform the DML necessary to insert new records and update existing records in a list of order_c records using the external ID field?

Options:

A.

merge orders;

B.

merge orders Order_Number_ c;

C.

upsert orders:

D.

upserrc orders Order Number_c;

Question 39

A developer is creating a page that allows users to create multiple Opportunities. The developer is asked to verify the current user's default Opportunity record type, and set certain default values based on the record type before inserting the record.

How can the developer find the current user's default record type?

Options:

A.

Use Opportunity.SObjectType.gethescribe () .getRaecordlypaInsos () to get a list of record types, and iterate through them until 2sDefaultRecordTypeMapping () is true.

B.

Query the Profile where the ID equals uzexInfo.getProfilelD () and then use the profile.Cpportunity.gesDefaultRecordTyp= () method.

C.

Use the Schema.userInfo.Cpportunity.getlefaultRecordIype () method.

D.

Create the opportunity and check the opportunity. recordTyp=, which will have the record ID of the current user's default record type, before inserting.

Question 40

A developer has a single custom controller class that works with a Visualforce Wizard to support creating and editing multiple sObjects. The wizard accepts data from user inputs across multiple Visualforce pages and from a parameter on the initial URL.

Which three statements are useful inside the unit test to effectively test the custom controller? Choose 2 answers

A)

B)

C)

D)

E)

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

E.

Option E

Question 41

Universal Containers has implemented an order management application. Each Order can have one or more Order Line items. The Order Line object is related to the Order via a master-detail relationship. For each Order Line item, the total price is calculated by multiplying the Order Line item price with the quantity ordered.

What is the best practice to get the sum of all Order Line item totals on the Order record?

Options:

A.

Quick action

B.

Apex trigger

C.

Roll-up summary field

D.

Formula field

Question 42

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

Options:

A.

list of newly created sObjects without IDs

B.

Undefined

C.

null

D.

An empty list of sObjects

Question 43

Universal Containers decided to transition from Classic to Lightning Experience. They asked a developer to replace a JavaScript button that was being used to create records with prepopulated values.

What can the developer use to accomplish this?

Options:

A.

Quick Actions

B.

Validation rules

C.

Record triggered flows

D.

Apex triggers

Question 44

What are three capabilities of the tag when loading JavaScript resources in Aura components?

Choose 3 answers

Options:

A.

Specifying loading order

B.

One-time loading for duplicate scripts

C.

Loading files from Documents

D.

Loading externally hosted scripts

E.

Loading scripts in parallel

Question 45

A developer wants to get access to the standard price book in the org while writing a test class that covers an OpportunitylLineltem trigger.

Which method allows access to the price book?

Options:

A.

Use @IaTest (SeeAllData=true) and delete the existing standard price book,

B.

Use Test.loadData() and a static resource to load a standard price book,

C.

Use @TestVisible to allow the test method to see the standard price book.

D.

Use Teat.getStandardPricebookId() to get the standard price book 1D.

Question 46

Given the following Anonymous block:

What should a developer consider for an environment that has over 10,000 Case records?

Options:

A.

The try-catch block will handle any DML exceptions thrown.

B.

The transaction will fail due to exceeding the governor limit.

C.

The try-catch block will handle exceptions thrown by governor limits.

D.

The transaction will succeed and changes will be committed.

Question 47

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.

Which relationship field should be implemented to support these requirements?

Options:

A.

Lookup field from Opportunity to Engineering_Support__c

B.

Master-detail field from Engine=ring Support__c to Opportunity

C.

Master-detail field from Opportunity to Engineering_Supports__c

D.

Lookup field from Engineering Support__c to Opportunity

Question 48

What are two benefits of using External IDs? Choose 2 answers

Options:

A.

An External ID field can be used to reference an ID from another external system.

B.

External ID is indexed and can improve the performance of SOQL queries.

C.

An External ID can be used with Salesforce Mobile to make external data visible.

D.

An External ID can be a formula field to help create a unique key from two fields in Salesforce.

Question 49

A Developer Edition org has five existing accounts. A developer wants to add 10 more accounts for testing purposes.

The following code is executed in the Developer Console using the Execute Anonymous window:

How many total accounts will be in the org after this code Is executed?

Options:

A.

5

B.

6

C.

10

D.

15

Question 50

Universal Containers wants to assess the advantages of declarative development versus programmatic customization for specific use cases in its Salesforce implementation.

What are two characteristics of declarative development over programmatic customization?

Choose 2 answers

Options:

A.

Declarative code logic does not require maintenance or review.

B.

Declarative development has higher design limits and query limits.

C.

Declarative development does not require Apex test classes.

D.

Declarative development can be done using the Setup menu.

Question 51

Which three data types can a SOQL query return?

Choose 3 answers

Options:

A.

sObject

B.

Double

C.

Long

D.

List

E.

Integer

Question 52

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

Options:

A.

VSCode

B.

Developer Console

C.

Change Sets

D.

SFOX CLI

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Total 174 questions