Practice TVB-450 Exam Online

Question 1

A develop created these three roll-up summary fields on the custom object. Project_c:

Other-Image-2c4fa71ed-7894-4b9e-983c-454918e81e34

The developer is asked to create a new field that should the ratio between rejected and approved timesheet for a given project.

What are two benefits of choosing a formula held instead of an Apex trigger to fulfill the request? Choose 2 answers

A : A test class will validate the formula field during deployment.

B : A formula field will trigger existing automation when deployed.

C : A formula field will calculate the retroactively for existing records

D : Using a formula field reduces maintenance overhead.

Answer: B,C

Question 2

When a user edits the Postal Code on an Account, a custom Account text field named 'Timezone' must be update based on the values in a PostalCodeToTimezone__c custom object. How should a developer implement this feature?

A : Build an Account Assignment Rule.

B : Build an Account custom Trigger.

C : Build an account Approval Process

D :

Answer: B

Question 3

Universal Containers implemented a private sharing model for the Account object. A custom Account search tool was developed with Apex to help sales representatives find accounts that match multiple criteria they specify. Since its release, users of the tool report they can see Accounts they do not own. What should the developer use to enforce sharing permission for the currently logged-in user while using the custom search tool?

A : Use the schema describe calls to determine if the logged-in users has access to the Account object.

B : Use the without sharing keyword on the class declaration.

C : Use the UserInfo Apex class to filter all SOQL queries to returned records owned by the logged-in user.

D : Use the with sharing keyword on the class declaration.

Answer: D

Question 4

A Visual Flow uses an apex Action to provide additional information about multiple Contacts, stored in a custom class, contactInfo. Which is the correct definition of the Apex method that gets additional information?

A :

@InvocableMethod(label='Additional Info')

public List< ContactInfo > getInfo(List< Id > contactIds)

{ /*implementation*/ }

B :

@InvocableMethod(label='additional Info')

public static ContactInfo getInfo(Id contactId)

{ /*implementation*/ }

C :

@invocableMethod(label)='Additional Info')

public static List< ContactInfo > getInfo(List< Id > contactIds)

{ /*Implementation*/ }

D :

@InvocableMethod(Label='additional Info')

public ContactInfo(Id contactId)

{ /*implementation*/ }

Answer: C

Question 5

Ursa Major Solar has a custom object, serviceJob-o, with an optional Lookup field to Account called

partner-service-Provider_c.

The TotalJobs-o field on Account tracks the total number of serviceJob-o records to which a partner service

provider Account is related.

What is the most efficient way to ensure that the Total job_o field kept up to data?

A :

Change TotalJob_o to a roll-up summary field.

B : Create a record-triggered flow on ServiceJob_o.

C : Create an Apex trigger on ServiceJob_o.

D : Create a schedule-triggered flow on ServiceJob_o.

Answer: A

Name:	Trailhead Virtual Bootcamp for Platform Developer I (WI24)
Exam Code:	TVB-450
Certification:	Salesforce Platform Developer I
Vendor:	Salesforce
Total Questions:	356
Last Updated:	Apr 25, 2024

Salesforce TVB-450