Pass TVB-450 Exam in First Attempt Guaranteed 100% Cover Real Exam Questions [Sep-2022]
Valid TVB-450 test answers & Salesforce TVB-450 exam pdf
Salesforce TVB-450 Exam Syllabus Topics:
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NEW QUESTION 10
A developer wrote Apex code that calls out to an external system. How should a developer write the test to provide test coverage?
- A. Write a class that extends WebserviceMock
- B. Write a class that implements the HTTPCalloutMock interface.
- C. Write a class that implements the WebserviceMock interface.
- D. Write a class that extends HTTPCalloutMock.
Answer: B
NEW QUESTION 11
Universal Containers wants to assess the advantages of declarative development versus programmatic customization for specific use cases in its Salesforce implementation.
What are two characteristics of declarative development over programmatic customization?
Choose 2 answers
- A. Declarative development does not require Apex test classes.
- B. Declarative code logic does not require maintenance or review.
- C. Declarative development can be done using the Setup UI.
- D. Declarative development has higher design limits and query limits.
Answer: A,C
NEW QUESTION 12
When using SalesforceDX, what does a developer need to enable to create and manage scratch orgs?
- A. Environment Hub
- B. Sandbox
- C. Production
- D. Dev Hub
Answer: D
Explanation:
https://developer.salesforce.com/docs/atlas.en-us.sfdx_dev.meta/sfdx_dev/sfdx_dev_scratch_orgs.htm
NEW QUESTION 13
As part of a data cleanup strategy, AW Computing wants to proactively delete associated opportunity records when the related Account is deleted.
Which automation tool should be used to meet this business requirement?
- A. Process Builder
- B. Scheduled job
- C. Workflow Rules
- D. Record-Triggered Flow
Answer: D
NEW QUESTION 14
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. Master-detail field from Applicant to Job
- B. Junction object between Applicant and Job
- C. Formula field on Applicant that references Job
- D. Lookup field from Applicant to Job
Answer: A
NEW QUESTION 15
Which two examples above use the system. debug statements to correctly display the results from the SOQL aggregate queries? Choose 2 answers
- A. Example 2
- B. Example 1
- C. Example 4
- D. Example 3
Answer: A,D
NEW QUESTION 16
The Job_Application__c custom object has a field that is a Master-Detail relationship to the Contact object, where the Contact object is the Master. As part of a feature implementation, a developer needs to retrieve a list containing all Contact records where the related Account Industry is 'Technology' while also retrieving the contact's Job_Application__c records.
Based on the object's relationships, what is the most efficient statement to retrieve the list of contacts?
- A. [SELECT Id, (SELECT Id FROM Job_Applications_c) FROM Contact WHERE
Accounts.Industry = 'Technology']; - B. [SELECT Id, (SELECT Id FROM Job_Applications_r) FROM Contact WHERE
Account.Industry = 'Technology']; - C. [SELECT Id, (SELECT Id FROM Job_Application_c) FROM Contact WHERE
Account.Industry = 'Technology']; - D. [SELECT Id, (SELECT Id FROM Job_Applications_r) FROM Contact WHERE
Accounts.Industry = 'Technology'];
Answer: D
NEW QUESTION 17
What are two ways for a developer to execute tests in an org?
- A. Tooling API
- B. Developer console
- C. Matadata API
- D. Bulk API
Answer: A,B
NEW QUESTION 18
Which three web technologies can be integrated into a Visualforce page? (Choose three.)
- A. HTML
- B. PHP
- C. CSS
- D. Java
- E. JavaScript
Answer: A,C,E
NEW QUESTION 19
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. The flow may be launched multiple times.
- C. A workflow rule field update will cause the custom validation to run again.
- D. Workflow rules will fire only after the trigger has committed all DML operations to the database.
Answer: A
NEW QUESTION 20
what are the methods used to show input in classic and lightning ?
- A. Use visualforce page in classic and lightning component in lightning
Answer: A
NEW QUESTION 21
A software company uses the following objects and relationships:
* Case: to handle customer support issues
* Defect_c: a custom object to represent known issues with the company's software
* case_Defect__c: a junction object between Case and Defector to represent that a defect Is a customer issue What should be done to share a specific Case-Defect_c record with a user?
- A. Share the parent Case record.
- B. Share the Case_Defect_c record.
- C. Share the parent Defect_c record.
- D. Share the parent Case and Defect_c records.
Answer: D
NEW QUESTION 22
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
- A. standard Controller
- B. Action
- C. extensions
- D. renderAs
- E. readOnly
Answer: A,B,D
NEW QUESTION 23
Which three statements are accurate about debug logs? Choose 3 answers
- A. Amount of information logged in the debug log can be controlled by the log levels.
- B. To View Debug Logs, "Manager Users" or "Modify All Data" permission is needed.
- C. To View Debug Logs, "Manager Users" or "View All Data" permission is needed.
- D. Amount of information logged in the debug log can be controlled programmatically.
- E. Debug Log levels are cumulative, where FINE lop level includes all events logged at the DEBUG, INFO, WARN, and ERROR levels.
Answer: A,D
NEW QUESTION 24
A developer has a VF page and custom controller to save Account records. The developer wants to display any validation rule violation to the user. How can the developer make sure that validation rule violations are displayed?
- A. Include <apex:messages> on the Visualforce page.
- B. Use a try/catch with a custom exception class.
- C. Perform the DML using the Database.upsert() method
- D. Add custom controller attributes to display the message.
Answer: A
Explanation:
https://developer.salesforce.com/docs/atlas.en-us.pages.meta/pages/pages_compref_message.htm
NEW QUESTION 25
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?
- A. Formula field
- B. Process Builder
- C. Record-triggered flow
- D. Apex trigger
Answer: A
NEW QUESTION 26
The following code snippet is executed by a Lightning web component in an environment with more than 2,000 lead records:
Which governor limit will likely be exceeded within the Apex transaction?
- A. Total number of DML statement issued
- B. Total number of records processed as a result of DML statements
- C. Total number of SOQL queries issued
- D. Total number of records retrieved by SOQL queries
Answer: D
NEW QUESTION 27
which statement is true regarding execution order when triggers are associated to the same object and event?
- A. Triggers are executed alphabetically by trigger name.
- B. Trigger execution order cannot be guaranteed.
- C. Triggers are executed in the order they are created.
- D. executed In the order they are modified.
Answer: B
NEW QUESTION 28
Universal Containers (UC) decided it will not to send emails to support personnel directly from Salesforce in the event that an unhandled exception occurs. Instead, UC wants an external system be notified of the error. What is the appropriate publish/subscribe logic to meet these requirements?
- A. Have the external system subscribe to the BatchApexError event, no publishing is necessary.
- B. Publish the error event using the addError() method and write a trigger to subscribe to the event and notify the external system.
- C. Publish the error event using the Eventbus.publish() method and have the external system subscribe to the event using CometD.
- D. Publish the error event using the addError() method and have the external system subscribe to the event using CometD.
Answer: C
NEW QUESTION 29
Which two types of process automation can be used to calculate the shipping cost for an Order when the Order is placed and apply a percentage of the shipping cost of some of the related Order Products?
Choose 2 answers
- A. Approval Process
- B. Flow Builder
- C. Workflow Rule
- D. Process Builder
Answer: B,D
NEW QUESTION 30
What should a developer do to check the code coverage of a class after running all tests?
- A. Select and run the class on the Apex Test Execution page
- B. View the Class test Coverage tab on the Apex Class record.
- C. view the overall Code Coverage panel of the tab in the Developer Console.
- D. View the Code Coverage column in the view on the Apex Classes page.
Answer: B
NEW QUESTION 31
What is the value of the Trigger.old context variable in a Before Insert trigger?
- A. null
- B. Undefined
- C. An empty list of sObjects
- D. A list of newly created sObjects without IDS
Answer: A
NEW QUESTION 32
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