Get Latest [Feb-2024] Conduct effective penetration tests using VCEEngine TVB-450
Penetration testers simulate TVB-450 exam PDF
NEW QUESTION # 62
A developer needs to save a List of existing Account records named myAccounts to the database, but the records do not contain Salesforce Id values. Only the value of a custom text field configured as an External ID with an API name of Foreign_Key__c is known.
Which two statements enable the developer to save the records to the database without an Id? (Choose two.)
- A. Upsert myAccounts Foreign_Key__c;
- B. Upsert myAccounts(Foreign_Key__c);
- C. Database.upsert (myAccounts, Foreign_Key__c);
- D. Database.upsert(myAccounts).Foreign_Key__c;
Answer: A,C
NEW QUESTION # 63
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
- A. Platform event
- B. Apex callouts
- C. Record-Triggered flow
- D. Apex trigger
Answer: A,B
NEW QUESTION # 64
An Apex method, getAccounts, that returns a List of Accounts given a search Term, is available for Lighting Web components to use. What is the correct definition of a Lighting Web component property that uses the getAccounts method?
- A. @wire(getAccounts, '$searchTerm')
accountList; - B. @AuraEnabled(getAccounts, {searchTerm: '$searchTerm'})
accountList; - C. @wire(getAccounts, {searchTerm: '$searchTerm'})
accountList; - D. @AuraEnabled(getAccounts, '$searchTerm')
accountList;
Answer: C
Explanation:
https://developer.salesforce.com/docs/component-library/documentation/en/48.0/lwc/lwc.data_wire_service_about
NEW QUESTION # 65
A developer creates a custom exception as shown below:
What are two ways the developer can fire the exception in Apex? Choose 2 answers
- A. New ParityException (parity does not match);
- B. Throw new ParityException (parity does not match);
- C. Throw new parityException ( );
- D. New ParityException( );
Answer: B,C
NEW QUESTION # 66
An org has an existing Flow that creates an Opportunity with an Update Records element. A developer update the Flow to also create a Contact and store the created Contact's ID on the Opportunity.
Which update should the developer make in the Flow?
- A. Add a new Get Records element.
- B. Add a new Create Records element.
- C. Add a new Update Records element.
- D. Add a new Quick Action element(of type Create).
Answer: B
NEW QUESTION # 67
Universal Containers stores Orders and Line Items in Salesforce. For security reason, financial representatives are allowed to see information on the Order such as order amount, but they are not allowed to see the Line items on the Order. Which type of relationship should be used?
- A. Indirect lookup
- B. Direct Lookup
- C. Master Detail
- D. Lookup
Answer: D
NEW QUESTION # 68
The Account object in an organization has a master detail relationship to a child object called Branch. The following automations exist:
* Rollup summary fields
* Custom validation rules
* Duplicate rules
A developer created a trigger on the Account object.
What two things should the developer consider while testing the trigger code?
Choose 2 answers
- A. Rollup summary fields can cause the parent record to go through Save.
- B. Duplicate rules are executed once all DML operations commit to the database.
- C. The validation rules will cause the trigger to fire again.
- D. The trigger may fire multiple times during a transaction.
Answer: A,D
NEW QUESTION # 69
A developer must implement a CheckPaymentProcessor class that provides check processing payment capabilities that adhere to what defined for payments in the PaymentProcessor interface. public interface PaymentProcessor { void pay(Decimal amount); } Which is the correct implementation to use the PaymentProcessor interface class?
- A. Public class CheckPaymentProcessor implements PaymentProcessor {
public void pay(Decimal amount);
} - B. Public class CheckPaymentProcessor implements PaymentProcessor {
public void pay(Decimal amount) {}
} - C. Public class CheckPaymentProcessor extends PaymentProcessor {
public void pay(Decimal amount) {}
} - D. Public class CheckPaymentProcessor extends PaymentProcessor {
public void pay(Decimal amount);
}
Answer: A
NEW QUESTION # 70
Universal Containers wants Opportunities to be locked from editing when reaching the Closed/Won stage.
Which two strategies should a developer use to accomplish this? Choose 2 answers
- A. Use a trigger.
- B. Use a validation rule.
Answer: A,B
NEW QUESTION # 71
The sales management team at Universal Containers requires that the Lead Source field of the Lead record be populated when a Lead is converted.
What should be used to ensure that a user populates the Lead Source field prior to converting a Lead?
- A. Validation Rule
- B. Process Builder
- C. workflow Rule
- D. Formula Field
Answer: A
NEW QUESTION # 72
What are two best practices when it comes to Lightning Web Component events?
- A. Use CustomEvent to pass data from a child to a parent component.
- B. Use events configured with bubbles: false and composed:false.
- C. Use event.target to communicate data to elements that aren't in the same shadow tree.
- D. Use event.detail to communicate data to elements in the same shadow tree
Answer: A,C
NEW QUESTION # 73
Assuming that 'name; is a String obtained by an <apex:inputText> tag on a Visualforce page. Which two SOQL queries performed are safe from SOQL injections? Choose 2 answers
- A. String query = 'SELECT Id FROM Account WHERE Name LIKE \''%' + name + '%\''; List<Account> results = Database.query(query);
- B. String query = 'SELECT Id FROM Account WHERE Name LIKE \''%' + String.escapeSingleQuotes(name) + '%\''; List<Account> results = Database.query(query);
- C. String query = '%' + name + '%'; List<Account> results = [SELECT Id FROM Account WHERE Name LIKE :query];
- D. String query = 'SELECT Id FROM Account WHERE Name LIKE \''%' + name.noQuotes() + '%\''; List<Account> results = Database.query(query);
Answer: B,C
NEW QUESTION # 74
A developer created a custom order management app that uses an Apex class. The order is represented by an Order object and an Orderltem object that has a master-detail relationship to Order. During order processing, an order may be split into multiple orders.
What should a developer do to allow their code to move some existing Orderltem records to a new Order record?
- A. Change the master-detail relationship to an external lookup relationship.
- B. Add without sharing to the Apex class declaration.
- C. Create a junction object between Orderltem and Order.
- D. Select the Allow reparenting option on the master-detail relationship.
Answer: D
NEW QUESTION # 75
A team of many developers work in their own individual orgs that have the same configuration at the production org. Which type of org is best suited for this scenario?
- A. Partner Developer Edition
- B. Developer Sandbox
- C. Developer Edition
- D. Full Sandbox
Answer: B
NEW QUESTION # 76
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 Approval Process
- B. Build an Account Assignment Rule.
- C. Build an Account custom Trigger.
- D. Build an Account Workflow Rule.
Answer: C
NEW QUESTION # 77
What is the order of operations when a record is saved in Salesforce?
- A. Workflow, process flows, triggers, commit
- B. Triggers, workflow, process flows, commit
- C. Process flows, triggers, workflow, commit
- D. Workflow, triggers, process flows, commit
Answer: B
NEW QUESTION # 78
Universal Containers wants to back up all of the data and attachments in its Salesforce org once month. Which approach should a developer use to meet this requirement?
- A. Define a Data Export scheduled job.
- B. Use the Data Loader command line.
- C. Create a Schedulable Apex class.
- D. Schedule a report.
Answer: A
NEW QUESTION # 79
Universal Containers recently transitioned from Classic to Lighting Experience. One of its business processes requires certain value from the opportunity object to be sent via HTTP REST callout to its external order management system based on a user-initiated action on the opportunity page. Example values are as follow Name Amount Account Which two methods should the developer implement to fulfill the business requirement? (Choose 2 answers)
- A. Create an after update trigger on the Opportunity object that calls a helper method using @Future(Callout=true) to perform the HTTP REST callout.
- B. Create a Process Builder on the Opportunity object that executes an Apex immediate action to perform the HTTP REST callout whenever the Opportunity is updated.
- C. Create a Lightning component that performs the HTTP REST callout, and use a Lightning Action to expose the component on the Opportunity detail page.
- D. Create a Visualforce page that performs the HTTP REST callout, and use a Visualforce quick action to expose the component on the Opportunity detail page.
Answer: A,C
NEW QUESTION # 80
A Licensed_Professional__c custom object exist in the system with two Master-Detail fields for the following objects: Certification__c and Contact. Users with the "Certification Representative" role can access the Certification records they own and view the related Licensed Professionals records, however users with the "Salesforce representative" role report they cannot view any Licensed professional records even though they own the associated Contact record. What are two likely causes of users in the "Sales Representative" role not being able to access the Licensed Professional records? Choose 2 answers
- A. The organization has a private sharing model for Certification__c, and Contact is the primary relationship in the Licensed_Professional__c object
- B. The organization has a private sharing model for Certification__c, and Certification__c is the primary relationship in the Licensed_Professional__c object.
- C. The organization's sharing rules for Licensed_Professional__c have not finished their recalculation process.
- D. The organization recently modified the Sales representative role to restrict Read/Write access to Licensed_Professional__c
Answer: B,C
NEW QUESTION # 81
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. Add custom controller attributes to display the message.
- C. Use a try/catch with a custom exception class.
- D. Perform the DML using the Database.upsert() method
Answer: A
Explanation:
https://developer.salesforce.com/docs/atlas.en-us.pages.meta/pages/pages_compref_message.htm
NEW QUESTION # 82
A developer has two custom controller extensions where each has a save() method.
Which save() method will be called for the following Visualforce page?
<apex:page standardController ="Account", extensions="ExtensionA, ExtensionB">
<apex:commandButton action ="{!save}" value="Save"/>
</apex:page>
- A. Standard controller save()
- B. Runtime error will be generated
- C. ExtensionA save()
- D. ExtensionB save()
Answer: B
NEW QUESTION # 83
A Lightning component has a wired property, searchResults, that stores a list of Opportunities. Which definition of the Apex method, to which the searchResults property is wired, should be used?
- A. @AuraEnabled(cacheable=false) public static List<Opportunity> search(String term) { /*implementation*/ }
- B. @AuraEnabled(cacheable=true)
public static List<Opportunity> search(String term) { /* implementation*/ } - C. @AuraEnabled(cacheable=false) public List<Opportunity> search(String term) { /*implementation*/ }
- D. @AuraEnabled(cacheable=true) public List<Opportunity> search(String term) { /*implementation*/ }
Answer: B
NEW QUESTION # 84
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Tested Material Used To TVB-450 Test Engine: https://www.vceengine.com/TVB-450-vce-test-engine.html
Steps Necessary To Pass The TVB-450 Exam: https://drive.google.com/open?id=1-zHzCXllH2yWvh7Bxh5owxZUa6KW_xrA
