Salesforce TVB-450 Exam Practice Test Instant Access

Question 1

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

ABy providing an Agile process with default steps

BBy providing code review standards and processes

CBy providing device-awareness for mobile and desktops

DBy providing change history and version control

Answer : C

Question 2

Which three steps allow a custom SVG to be included in a Lightning web component? Choose 3 answers

AUpload the SVG as a static resource.

BImport the static resource and provide a getter for it in JavaScript.

CReference the getter in the HTML template.

DReference the import in the HTML template.

EImport the SVG as a content asset file.

Answer : A, B, C

Question 3

For which three items can 2 trace flag be configured?

Choose 3 answers

AFlow

BApex Class

CUser

DApex Trager

EVisualforce

Answer : B, C, D

Question 4

An Apex method, getAccounts, that returns a list of Accounts given a searchTern, is available for Lightning Web

Components to use.

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

AOption A

BOption B

COption C

DOption D

Answer : C

Question 5

A developer is creating a test coverage for a class and needs to insert records to validate functionality. Which method annotation should be used to create records for every method in the test class?

A@BeforeTest

B@isTest(SeeAllData=True)

C@TestSetup

D@PreTest

Answer : C

Question 6

A developer creates a new Apex trigger with a helper class, and writes a test class that only exercises 95% coverage of new Apex helper class. Change Set deployment to production fails with the test coverage warning: "Test coverage of selected Apex Trigger is 0%, at least 1% test coverage is required" What should the developer do to successfully deploy the new Apex trigger and helper class?

ACreate a test class and methods to cover the Apex trigger

BRun the tests using the 'Run All Tests' method.

CRemove the falling test methods from the test class.

DIncrease the test class coverage on the helper class

Answer : C

Question 7

A developer created a new trigger that inserts a Task when a new Lead is created. After deploying to production, an outside integration chat reads task records is periodically reporting errors.

Which change should the developer make to ensure the integration is not affected with minimal impact to business logic?

ADeactivate the trigger before the integration runs.

BUse a try-catch block after the insert statement.

CRemove the Apex class from the integration user's profile.

DUse the Database method with all or None set to false

Answer : C

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