[Sep 25, 2022] Pass Salesforce TVB-450 Exam Info and Free Practice Test
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Salesforce TVB-450 Exam Syllabus Topics:
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NEW QUESTION 55
Universal Containers has large number of custom applications that were built using a third-party javaScript framework and exposed using Visualforce pages. The Company wants to update these applications to apply styling that resembles the look and feel of Lightning Experience. What should the developer do to fulfill the business request in the quickest and most effective manner?
- A. Set the attribute enableLightning to true in the definition.
- B. Incorporate the Salesforce Lightning Design System CSS stylesheet into the JavaScript applications.
- C. Rewrite all Visualforce pages asLightning components.
- D. Enable Available for Lightning Experience, Lightning Communities, and the mobile app on Visualforce pages used by the custom application.
Answer: B
NEW QUESTION 56
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?
- A. Aura:flow
- B. Lightning:flow
- C. Aura:flow
- D. Lightning-flow
Answer: B
NEW QUESTION 57
A developer must create a ShippingCalculator class that cannot be instantiated and must include a working default implementation of a calculate method, that sub-classes can override.
What is the correct implementation of the ShippingCalculator class?
- A. Option D
- B. Option B
- C. Option C
- D. Option A
Answer: B
NEW QUESTION 58
Universal Containers wants Opportunities to no longer be editable when reaching the Closed/Won stage.
How should a developer accomplish this?
- A. Mark fields as read-only on the page layout.
- B. Use the Process Automation settings.
- C. Use a validation rule.
- D. Use Flow Builder.
Answer: C
NEW QUESTION 59
Which three resources in an Azure Component can contain JavaScript functions?
- A. Design
- B. helper
- C. Style
- D. Controllers
- E. Renderer
Answer: B,D,E
NEW QUESTION 60
In the Lightning UI, where should a developer look to find information about a Paused Flow Interview?
- A. On the Paused Row Interviews related List for a given record
- B. In the system debug log by Altering on Paused Row Interview
- C. In the Paused Interviews section of the Apex Flex Queue
- D. On the Paused Row Interviews component on the Home page
Answer: C
NEW QUESTION 61
Which three statements are accurate about debug logs? Choose 3 answers
- A. To View Debug Logs, "Manager Users" or "Modify All Data" permission is needed.
- B. Amount of information logged in the debug log can be controlled programmatically.
- C. To View Debug Logs, "Manager Users" or "View All Data" permission is needed.
- D. Debug Log levels are cumulative, where FINE lop level includes all events logged at the DEBUG, INFO, WARN, and ERROR levels.
- E. Amount of information logged in the debug log can be controlled by the log levels.
Answer: B,E
NEW QUESTION 62
Which exception type cannot be caught?
- A. LimitException
- B. NoAccessException
- C. CalloutException
- D. Custom Exception
Answer: A
NEW QUESTION 63
What can be developed using the Lightning Component framework?
- A. Dynamic web sites
- B. Hosted web applications
- C. Salesforce integrations
- D. Single-page web apps
Answer: D
NEW QUESTION 64
Which three process automations can immediately send an email notification to the owner of an Opportunity when its Amount is changed to be greater than $10,000? Choose 3 answers
- A. Process Builder
- B. Approval Process
- C. Escalation Rule
- D. Workflow Rule
- E. Flow Builder
Answer: A,B,D
NEW QUESTION 65
Which two are phases in the Aura application event propagation framework? Choose 2 answers
- A. Bubble
- B. Default
- C. Control
- D. Emit
Answer: A,B
NEW QUESTION 66
Universal Container is building a recruiting app with an Applicant object that stores information about an individual person that represents a job. Each application may apply for more than one job.
What should a developer implement to represent that an applicant has applied for a job?
- A. Lookup field from Applicant to Job
- B. Formula field on Applicant that references Job
- C. Master-detail field from Applicant to Job
- D. Junction object between Applicant and Job
Answer: C
NEW QUESTION 67
What is a key difference between a Master-Detail Relationship and a Lookup Relationship?
- A. When a record of a master object in a Lookup Relationship is deleted, the detail records are also deleted.
- B. A Lookup Relationship is a required field on an object.
- C. When a record of a master object in a Master-Detail Relationship is deleted, the detail records are kept and not deleted.
- D. A Master-Detail Relationship detail record inherits the sharing and security of its master record.
Answer: D
NEW QUESTION 68
A developer wants to mark each Account in a List<Account> as either or Inactive based on the LastModified field value being more than 90 days.
Which Apex technique should the developer use?
- A. A Switch statement, with a for loop inside
- B. An If/else statement, with a for loop inside
- C. A for loop, with a switch statement inside
- D. A for loop, with an if/else statement inside
Answer: D
NEW QUESTION 69
The following automations already exist on the Account object;
* A workflow rule that updates a field when a certain criteria is met
* A custom validation on a field
* A How that updates related contact records
A developer created a trigger on the Account object.
What should the developer consider while testing the trigger code?
- A. The trigger may fire multiple times during a transaction.
- B. Workflow rules will fire only after the trigger has committed all DML operations to the database.
- C. A workflow rule field update will cause the custom validation to run again.
- D. The flow may be launched multiple times.
Answer: A
NEW QUESTION 70
Which three statements are true regarding custom exceptions in Apex? (Choose three.)
- A. A custom exception class can implement one or many interfaces.
- B. A custom exception class must extend the system Exception class.
- C. A custom exception class name must end with "Exception".
- D. A custom exception class cannot contain member variables or methods.
- E. A custom exception class can extend other classes besides the Exception class.
Answer: A,C,E
NEW QUESTION 71
Which three web technologies can be integrated into a Visualforce page? (Choose three.)
- A. PHP
- B. HTML
- C. CSS
- D. Java
- E. JavaScript
Answer: B,C,E
NEW QUESTION 72
A custom Visualforce controller calls the ApexPages,addMessage () method, but no messages are rendering on the page.
Which component should be added to the Visualforce page to display the message?
- A. <Apex: message for='' info''/>
- B. <Apex: facet name='' message''/>
- C. <apex: pageMessages />
- D. <apex: pageMessage severity="info''/>
Answer: D
NEW QUESTION 73
A developer must provide custom user interfaces when users edit a Contact in either Salesforce Classic or Lightning Experience.
What should the developer use to override the Contact's Edit button and provide this functionality?
- A. A Visualforce page in Salesforce Classic and a Lightning component in Lightning Experience
- B. A Visualforce page in Salesforce Classic and a Lightning page in Lightning Experience
- C. A Lightning component in 5alesforce Classic and a Lightning component in lightning Experience
- D. A Lightning page in Salesforce Classic and a Visualforce page in Lightning Experience
Answer: A
NEW QUESTION 74
A developer must modify the following code snippet to prevent the number of SOQL queries issued from exceeding the platform governor limit. public class without sharing OpportunityService( public static List<OpportunityLineItem> getOpportunityProducts(Set<Id> opportunityIds){ List<OpportunitylineItem> oppLineItems = new List<OpportunityLineItem>(); for(Id thisOppId : opportunityIds){ oppLineItems.addAll([Select Id FROM OpportunityLineItems WHERE OpportunityId = :thisOppId)]; } return oppLineItems; } } The above method might be called during a trigger execution via a Lightning component. Which technique should be implemented to avoid reaching the governor limit?
- A. Refector the code above to perform the SOQL query only if the Set of opportunityIds contains less 100 Ids.
- B. Refactor the code above to perform only one SOQL query, filtering by the Set of opportunityIds.
- C. Use the System.Limits.getQueries() method to ensure the number of queries is less than 100.
- D. Use the System.Limits.getlimitQueries() method to ensure the number of queries is less than 100.
Answer: B
NEW QUESTION 75
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 Workflow Rule.
- B. Build an Account custom Trigger.
- C. Build an account Approval Process
- D. Build an Account Assignment Rule.
Answer: B
NEW QUESTION 76
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?
- A. Global inherited sharing class ProcessAccount Process implements Queueable
- B. Global inherited sharing class ProcessAccountProcessor implements
Database. Batchable<sObject> - C. Global inherited sharing class ProcessAccountProcess Implements Queueable
- D. Gloabal inherited sharing class processAccount Processor implements Database>Bachable<sObject> Schedulable.
Answer: C
NEW QUESTION 77
Which three Salesforce resources can be accessed from a Lightning web component?
Choose 3 answers
- A. Static resources
- B. All external libraries
- C. Third-party web components
- D. SVG resources
- E. Content asset files
Answer: A,B,D
NEW QUESTION 78
What should a developer do to check the code coverage of a class after running all tests?
- A. view the overall Code Coverage panel of the tab in the Developer Console.
- B. View the Class test Coverage tab on the Apex Class record.
- C. View the Code Coverage column in the view on the Apex Classes page.
- D. Select and run the class on the Apex Test Execution page
Answer: B
NEW QUESTION 79
Which three data types can a SOQL query return? Choose 3 answers
- A. Long
- B. Integer
- C. List
- D. sObject
Answer: B,C,D
NEW QUESTION 80
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