[Jan 04, 2024] Get Up-To-Date Real Exam Questions for TVB-450 with New Materials [Q48-Q63]

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[Jan 04, 2024] Get Up-To-Date Real Exam Questions for TVB-450 with New Materials

Updated TVB-450 Certification Exam Sample Questions

NO.48 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.

NO.49 For which three items can 2 trace flag be configured?
Choose 3 answers

Flow

Apex Class

User

Apex Trager

Visualforce

NO.50 Which two events need to happen when deploying to a production org? Choose 2 answers

All triggers must have at least 1% test coverage.

All Apex code must have at least 75% test coverage.

All triggers must have at least 75% test coverage.

All test and triggers must have at least 75% test coverage combined

NO.51 A developer has an integer variable called maxAttempts. The developer meeds to ensure that once maxAttempts is initialized, it preserves its value for the lenght of the Apex transaction; while being able to share the variable’s state between trigger executions. How should the developer declare maxAttempts to meet these requirements?

Declare maxattempts as a member variable on the trigger definition.

Declare maxattempts as a private static variable on a helper class

Declare maxattempts as a constant using the static and final keywords

Declare maxattempts as a variable on a helper class

NO.52 An org tracks customer orders on an Order object and the items of an Order on the Line Item object. The Line Item object has a MasterDetail relationship to the order object. A developer has a requirement to calculate the order amount on an Order and the line amount on each Line item based on quantity and price.
What is the correct implementation?

Implement the line amount as a numeric formula field and the order amount as a roll-up summary field.

Write a single before trigger on the Line Item that calculates the item amount and updates the order amount on the Order.

Implement the Line amount as a currency field and the order amount as a SUM formula field.

Write a process on the Line item that calculates the item amount and order amount and updates the filed on the Line Item and the order.

NO.53 Universal Containers has created a unique process for tracking container repairs. A custom field, status__c, has been created within the container__c custom object. A developer is tasked with sending notifications to multiple external systems every time the value of the status__picklist changes.
Which two tools should the developer use to meet the business requirement and ensure low maintenance of the solution?
Choose 2 answers

Record-Triggered flow

Apex trigger

Apex callouts

Platform event

NO.54 Which annotation exposes an Apex class as a RESTful web service?

RemoteAction

HttpInvocable

AuraEnabled

RestResource

NO.55 A developer wrote an Apex method to update a list of Contacts and wants to make it available for use by Lightning web components.
Which annotation should the developer add to the Apex method to achieve this?

NO.56 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?

Build an Account Assignment Rule.

Build an Account custom Trigger.

Build an account Approval Process

Build an Account Workflow Rule.

NO.57 A developer has a requirement to create an Order When an Opportunity reaches a “Closed-Won” status.
Which tool should be used to implement this requirement?

Process Builder

Lightning Component

Lightning

Apex trigger

NO.58 A developer writes a trigger on the Account object on the before update event that increments a count field. A workflow rule also increments the count field every time that an Account is created or update. The field update in the workflow rule is configured to not re-evaluate workflow rules. What is the value of the count field if an Account is inserted with an initial value of zero, assuming no other automation logic is implemented on the Account?

NO.59 A developer writes a single trigger on the Account object on the after insert and after update events. A workflow rule modifies a field every time an Account is created or updated.
How many times will the trigger fire if a new Account is inserted, assuming no other automation logic is implemented on the Account?

NO.60 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)

NO.61 A developer needs to create a custom button for the Account object that, when clicked, will perform a series of calculation and redirect the user to a custom visualforce page.
Which three attributes need to be defined with values in the <apex:page> tag to accomplish this?
Choose 3 answers

renderAs

standard Controller

readOnly

Action

extensions

NO.62 Which Apex class contains methods to return the amount of resources that have been used for a particular governor, such as the number of DML statements?

Exception

Messaging

OrgLimits

Limits

NO.63 A developer has a single custom controller class that works with a Visualforce Wizard to support creating and editing multiple subjects. 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 3 answers

insert pageRef.

Test.setCurrentPage(pageRef);

public ExtendedController(ApexPages StandardController cntrl) { }

ApexPages.CurrentPage().getParameters().put(‘input’, ‘TestValue’);

String nextPage – controller.save().getUrl();

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