Latest May 31, 2022 TVB-450 Brain Dump A Study Guide with Tips & Tricks for passing Exam [Q115-Q131]

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Latest May 31, 2022 TVB-450 Brain Dump: A Study Guide with Tips & Tricks for passing Exam

TVB-450 Question Bank: Free PDF Download Recently Updated Questions

Q115. 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.

Q116. A developer needs to have records with specific field values in order to test a new Apex class.
What should the developer do to ensure the data is available to the test?

Use Anonymous Apex to create the required data.

Use Test.loadDataO < > and reference a CSV file in a static resource.

Use SOQL to query the org for the required data.

Use Test.loadDataO and reference a JSON file in Documents.

Q117. A developer created a trigger on the Account object and wants to test if the trigger is properly bulklfield. 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 A developer created a trigger on the Account object and wants to test if the trigger is properly bulklfield. 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

Use the @isTest(isParallel=true) annotation in the test class.

Use Test.loadData to populate data in your test methods.

Use the @isTest(seeAllData=true) annotation in the test class.

Create a static resource containing test data.

Q118. A developer observes that an Apex test method fails in the Sandbox. To identify the issue, the developer copies the code inside the test method and executes it via the Execute Anonymous tool in the Developer Console. The code then executes with no exceptions or errors. Why did the test method fail in the sandbox and pass in the Developer Console?

The test method has a syntax error in the code.

The test method relies on existing data in the sandbox.

The test method is calling an @future method.

The test method does not use System.runAs to execute as a specific user.

Q119. Which process automation should be used to send an outbound message without using Apex code?

Workflow Rule

Process Builder

Approval Process

Flow Builder

Q120. Which two are best practices when it comes to component and application event handling? (Choose two.)

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

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

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

Try to use application events as opposed to component events.

Q121. A third-party vendor created an unmanaged Lightning web component. The Salesforce Administrator wishes to expose the component only on Record Page Layouts.
Which two actions should the developer take to accomplish this business objective?
Choose 2 answers

Specify lightningCommunity_Page as a target in the XML file.

Ensure isExposed is set to true on the XML file.

Specify lightningCommunity_Page_Layout as a target in the XML file.

Specify lightning_RecordPage as a target in the XML file.

Q122. A developer needs to create a baseline set of data (Accounts, Contacts, Products, Assets) for an entire suite of test allowing them to test independent requirements various types of Salesforce Cases.
Which approach can efficiently generate the required data for each unit test?

Use @TestSetup with a viod method.

Create test data before Test.startTest() in the unit test.

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

Create a nock using the Stud API

Q123. Which process automation should be used to post a message to Chatter without using Apex code?

Outbound Message

Entitlement Process

Strategy Builder

Flow Builder

Q124. A lead developer creates an Apex interface called “Laptop”. Consider the following code snippet:

How can a developer use the Laptop Interface within the Silvertaptop class?

@Extends(class=Laptop”)
public class SilverLaptop

public calss SilverLaptop extends Laptop

@Interface (class=”Laptop”)
public class SilverLaptop

public class Silverlaptop implements Laptop

Q125. AW Computing (AWC) handles orders In Salesforce and stores Its product Inventory In a fter, inventory__c, on a custom object, Product__c. When en order for a Product__c Is placed, the inventory__c field Is reduced by the quantity of the order using an Apex trigger.

AWC wants the real-time inventory reduction for a product to be sent to many of Its external systems, Including some future systems the company Is currently planning.
What should a developer add to the code at the placeholder to meet these requirements?
A)

B)

C)

D)

Option

Q126. 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)

Option A

Option B

Option C

Option D

Q127. A developer receives an error when trying to call a global server-side method using the remoteAction decorator.
How can the developer resolve the error?

Change the function signature to be private static.

Add static to the server-side method signature.

A Decorate the server-side method with (static=true).

Decorate the server-side method with (static=false).

Q128. A custom picklist field, Food_Preference__c, exist on a custom object. The picklist contains the following options: ‘Vegan’,’Kosher’,’No Preference’. The developer must ensure a value is populated every time a record is created or updated. What is the most efficient way to ensure a value is selected every time a record is saved?

Set “Use the first value in the list as the default value” as True.

Set a validation rule to enforce a value is selected.

Mark the field as Required on the field definition.

Mark the field as Required on the object’s page layout.

Q129. Which two operations can be performed using a formula field? Choose 2 answers

Displaying the last four digits of an encrypted Social Security number

Triggering a Process Builder

Displaying an Image based on the Opportunity Amount

Calculating a score on a Lead based on the information from another field

Q130. Consider the following code snippet:

Given the multi-tenant architecture of the Salesforce platform, what Is a best practice a developer should Implement and ensure successful execution of the method?

Avoid executing queries without a limit clause.

Avoid returning an empty List of records.

Avoid using variables as query filters.

Avoid performing queries inside for loops.

Q131. A developer needs to create a custom button for the Account object that, when clicked, will perform a series of calculations and redirect the user to a custom Visualforce page. The developer wants to ensure the Visualforce page matches the Lightning Experience user interface.
What attribute needs to be defined within the <apex:page> tag to meet the requirement?

applyHtmlTag=”true”

wizard=true”

setup=”true”

lightningStylesheets=”true”