TVB-450 Actual Questions Answers Pass With Real TVB-450 Exam Dumps [Q57-Q75]

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TVB-450 Actual Questions Answers Pass With Real TVB-450 Exam Dumps

TVB-450 Dumps Prepare Your Exam With 151 Questions

Salesforce TVB-450 is an excellent virtual bootcamp for individuals who want to gain expertise in developing custom applications on the Salesforce platform. The bootcamp provides in-depth knowledge of the platform, including Apex, Visualforce, and SOQL. The program is conducted by certified trainers who provide guidance and support throughout the bootcamp. The bootcamp is a self-paced program that includes practice tests, quizzes, and hands-on projects for candidates to gain practical experience. The bootcamp is an excellent way for individuals to prepare themselves for the Platform Developer I certification exam.

Q57. Which three statements are true regarding custom exceptions in Apex? (Choose three.)

A custom exception class must extend the system Exception class.

A custom exception class can implement one or many interfaces.

A custom exception class cannot contain member variables or methods.

A custom exception class name must end with “Exception”.

A custom exception class can extend other classes besides the Exception class.

Q58. A developer wants to import 500 Opportunity records into a sandbox. Why should the developer choose to use data Loader instead of Data Import Wizard?

Data Loader runs from the developer’s browser.

Data Import Wizard does not support Opportunities.

Data Loader automatically relates Opportunities to Accounts.

Data Import Wizard can not import all 500 records.

Q59. Which statement should be used to allow some of the records in a list of records to be inserted rf others fail to be inserted?

insert records

Database.insert(records, true)

insert (records, false)

Database.insert(records, false)

Q60. A Salesforce Administrator used Flow Builder to create a flow named ”accountOnboarding”. The flow must be used inside an Aura component.
Which tag should a developer use to display the flow in the component?

Lightning-flow

Aura:flow

Lightning:flow

Aura:flow

Q61. 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

Q62. What are three characteristics of change set deployments?
Choose 3 answers

Change sets can only be used between related organizations.

Change sets can be used to transfer records.

Sending a change set between two orgs requires a deployment connection.

Change sets can deploy custom settings data.

Deployment is done in a one-way, single transaction.

Q63. A company has been adding data to Salesforce and has not done a good Job of limiting the creation of duplicate Lead records. The developer is considering writing an Apex process to identify duplicates and merge the records together.
Which two statements are valid considerations when using merged?
Choose 2 answers

The field values on the master record are overwritten by the records being merged.

Merge is supported with accounts, contacts, cases, and leads.

External ID fields can be used with the merge method.

The merge method allows up to three records, including the master and two additional records with the same sObject type, to be merged into the master record.

Q64. Which two are phases in the Aura application event propagation framework? Choose 2 answers

Emit

Control

Default

Bubble

Q65. A developer is building custom search functionality that uses SOSL to search account and contact records that match search terms provided by the end user. The feature is exposed through a Lightning web component, and the end user is able to provide a list of terms to search.
Consider the following code snippet:

What is the maximum number of search terms the end user can provide to successfully execute the search without exceeding a governor limit?

150

200

2,000

Q66. 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 Assistance user should be able to see all field on the record except the commission field.
How should this be enforced so that the component works for both users without showing any errors?

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

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

Use with SECURITY_EMFoRCED in the SOQL that fetches the data for the component.

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

Q67. Universal Hiring is using Salesforce to capture job applications. A salesforce administrator created two custom objects; Job c acting as the master object, Job application.__: acting as the detail.
What is the recommended tool a developer should use to meet the business requirement?

Record-triggered flow

Process Builder

Formula field

Apex trigger

Q68. A recursive transaction is limited by a DML statement creating records for these two objects:
1. Accounts
2. Contacts
The Account trigger hits a stack depth of 16.
Which statement is true regarding the outcome of the transaction?

The transaction fails only if the Contact trigger stack depth is greater or equal to 16.

The transaction succeeds as long as the Contact trigger stack depth is less than 16.

The transaction fails and all the changes are rolled back.

The transaction succeeds and all the changes are committed to the database.

Q69. 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. i, J Calculator How can the developer find the current user’s default record type? ns

Query the Profile where the ID equals userInfo.getProfileID() and then use the profile.Opportunity.getDefaultRecordType() | | method. ] |

Use Opportunity. SObjectType.getDescribe().getRecordTypelnfos() to get a list of record types, and iterate through them until [ J isDefaultRecordTypeMapping() is true. Pencil & Paper |

Use the Schema.userlnfo.Opportunity.getDefaultRecordType() method. < Create the opportunity and check the opportunity.recordType before inserting, which will have the record ID of the current Dal

user’s default record type.

Q70. A developer has requirement to write Apex code to update a large number of account records on a nightly basis. The system administrator needs to be able to schedule the class to run after business hours on an as-needed basis.
Which class definition should be used to successfully implement this requirement?

Global inherited sharing class ProcessAccountProcessor implements
Database. Batchable<sObject>

Global inherited sharing class ProcessAccount Process implements Queueable

Global inherited sharing class ProcessAccountProcess Implements Queueable

Gloabal inherited sharing class processAccount Processor implements Database>Bachable<sObject> Schedulable.

Q71. How does the Lightning Component framework help developers implement solutions faster?

By providing an Agile process with default steps

By providing code review standards and processes

By providing device-awareness for mobile and desktops

By providing change history and version control

Q72. While writing an Apex class, a developer wants to make sure that all functionality being developed is handled as specified by the requirements.
Which approach should the developer use to be sure that the Apex class is working according to specifications?

Include a try/catch block to the Apex class.

Run the code in an Execute Anonymous block in the Developer Console.

Create a test class to execute the business logic and run the test in the Developer Console.

Include a savepoint and Database. rollback ().

Q73. Universal Containers hires a developer to build a custom search page to help user- find the Accounts they want. Users will be able to search on Name, Description, and a custom comments field.
Which consideration should the developer be aware of when deciding between SOQL and SOSL?
Choose 2 answers

SOSL is able to return more records.

SOQL is faster for text searches.

SOSL is faster for tent searches.

SOQL is able to return more records.

Q74. A developer must troubleshoot to pinpoint the causes of performance issues when a custom page loads in their org. Which tool should the developer use to troubleshoot?

AppExchange

Salesforce CLI

Visual Studio Core IDE

Developer Console

Q75. 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 artifact is part of the Controller according to the MVC architecture?

HTML file

JavaScript file

XML file

Apex class

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To prepare for the Salesforce TVB-450 Certification Exam, developers can take the Trailhead Virtual Bootcamp for Platform Developer I. This bootcamp provides an immersive learning experience that covers all the topics and concepts needed for the certification exam. The bootcamp includes hands-on exercises, quizzes, and interactive modules that help developers learn and practice Salesforce development skills.

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