[2023] Verified TVB-450 Dumps Q&As - 1 Year Free & Quickly Updates
Latest 2023 Realistic Verified TVB-450 Dumps - 100% Free TVB-450 Exam Dumps
To prepare for the Salesforce TVB-450 certification exam, candidates are advised to complete the Platform Developer I Trailhead module on the Salesforce Trailhead platform. This module includes a set of interactive tutorials and exercises that cover all the topics included in the exam. The module also provides access to a range of resources, including videos, documentation, and sample code, to help candidates prepare for the exam.
Salesforce TVB-450 exam is a valuable certification for developers who want to advance their careers and demonstrate their expertise in Salesforce development. TVB-450 exam is designed to test a developer's ability to create custom applications using Apex and Visualforce, as well as their understanding of the Lightning framework and database development. Passing the exam is a great achievement and can help developers to stand out in a competitive job market.
NEW QUESTION # 88
AW Computing tracks order information in custom objects called order__c and order_Line_ c - Currently, all shipping information is stored in the order__c object.
The company wants to expand Its order application to support split shipments so that any number of order_Line__c records on a single order__c can be shipped to different locations.
What should a developer add to fulfill this requirement?
- A. Order_shipment_Group_c object and master-detail field on order_c
- B. Order_shipment_Group_c object and master-detail field on order_shipment_Group_c
- C. Order_shipment_Group_c object and master-detail field on order_Line_c
- D. Order_shipment_Group_c object and master-detail field to order_c and Order Line_c
Answer: D
NEW QUESTION # 89
Which code displays the content of Visualforce page as PDF?
- A. <apex:page readerAs= ''application/pdf''>
- B. <apex:page renderAs="pdf">
- C. <apex:page contentype '' application/pdf'')
- D. <apex:page readeras'' application/pdf''>
Answer: B
NEW QUESTION # 90
Universal Containers implemented a private sharing model for the Account object. A custom Account search tool was developed with Apex to help sales representatives find accounts that match multiple criteria they specify. Since its release, users of the tool report they can see Accounts they do not own. What should the developer use to enforce sharing permission for the currently logged-in user while using the custom search tool?
- A. Use the with sharing keyword on the class declaration.
- B. Use the schema describe calls to determine if the logged-in users has access to the Account object.
- C. Use the UserInfo Apex class to filter all SOQL queries to returned records owned by the logged-in user.
- D. Use the without sharing keyword on the class declaration.
Answer: A
NEW QUESTION # 91
A developer must create a CreditcardPayment class that provides an implementation of an existing Payment class. Public virtual class Payment { public virtual void makePayment(Decimal amount) { /*implementation*/ } } Which is the correct implementation?
- A. Public class CreditCardPayment implements Payment {
public override void makePayment(Decimal amount) { /*Implementation*/ }
} - B. Public class CreditCardPayment implements Payment {
public virtual void makePayment(Decimal amount) { /*implementation*/ }
} - C. Public class CreditCardPayment extends Payment {
public virtual void makePayment(Decimal amount) { /*implementation*/ }
} - D. Public class CreditcardPayment extends Payment {
public override void makePayment(Decimal amount) { /*implementation*/ }
}
Answer: D
NEW QUESTION # 92
Application Events follow the traditional publish-subscribe model. Which method is used to fire an event?
- A. FireEvent()
- B. Fire()
- C. RegisterEvent()
- D. Emit()
Answer: B
NEW QUESTION # 93
What are three techniques that a developer can use to invoke an anonymous block of code? (Choose three.)
- A. Type code into the Developer Console and execute it directly.
- B. Use the SOAP API to make a call to execute anonymous code.
- C. Create and execute a test method that does not specify a runAs() call.
- D. Run code using the Anonymous Apex feature of the Developer's IDE.
- E. Create a Visualforce page that uses a controller class that is declared without sharing.
Answer: A,B,D
NEW QUESTION # 94
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 SOQL queries issued
- B. Total number of DML statement issued
- C. Total number of records retrieved by SOQL queries
- D. Total number of records processed as a result of DML statements
Answer: C
NEW QUESTION # 95
Which two characteristics are true for Aura component events?
- A. If a container component needs to handle a component event, add a handleFacets='' attribute to Its handler.
- B. Only parent components that create subcomponents (either in their markup or programmatically) can handle events.
- C. Calling event, stopPropagation ( ) may or may not stop the event propagation based of the current propagation phase.
- D. The event propagates to every owner In the containment hierarchy.
Answer: C,D
NEW QUESTION # 96
Universal Containers wants Opportunities to no longer be editable when it reaches the Closed/Won stage.
Which two strategies can a developer use to accomplish this?
Choose 2 answers
- A. Use a validation rule.
- B. Use a trigger.
- C. Use the Process Automation settings.
- D. Use an after-save flow.
Answer: A,B
NEW QUESTION # 97
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. Public abstract class ShippingCalculator {
public override calculate() { /*implementation*/ }
} - B. Public abstract class ShippingCalculator {
public virtual void calculate() { /*implementation*/ }
} - C. Public abstract class ShippingCalculator {
public abstract calculate() { /*implementation*/ }
} - D. Public abstract class ShippingCalculator {
public void calculate() { /*implementation*/ }
}
Answer: B
Explanation:
the extending class can override the existing virtual methods by using the override keyword in the method definition. Overriding a virtual method allows you to provide a different implementation for an existing method https://developer.salesforce.com/docs/atlas.en-us.apexcode.meta/apexcode/apex_classes_extending.htm
NEW QUESTION # 98
What can be used to override the Account's standard Edit button for Lightning Experience7
- A. Lightning flow
- B. Lightning component
- C. Lightning action
- D. Lightning page
Answer: B
NEW QUESTION # 99
A developer needs to update an unrelated object when a record gets saved. Which two trigger types should the developer create?
- A. After update
- B. Before update
- C. After insert
- D. Before insert
Answer: B,D
NEW QUESTION # 100
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?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 101
A recursive transaction is limited by a DML statement creating records for these two objects:
1. Accounts
2. Contacts
The Account trigger hits a stack depth of 16.
Which statement is true regarding the outcome of the transaction?
- A. The transaction succeeds and all the changes are committed to the database.
- B. The transaction succeeds as long as the Contact trigger stack depth is less than 16.
- C. The transaction fails only if the Contact trigger stack depth is greater or equal to 16.
- D. The transaction fails and all the changes are rolled back.
Answer: A
NEW QUESTION # 102
A developer needs to confirm that a Contact trigger works correctly without changing the organization's dat a. what should the developer do to test the Contact trigger?
- A. Use the Open execute Anonymous feature on the Developer Console to run an 'insert Contact' DML statement
- B. Use Deploy from the VSCode IDE to display an 'insert Contact' Apex class.
- C. Use the New button on the Salesforce Contacts Tab to create a new Contact record.
- D. Use the Test menu on the Developer Console to run all test classes for the Contact trigger
Answer: D
NEW QUESTION # 103
What are three capabilities of the <ltng : require> tag when loading JavaScript resources in Aura components?
Choose 3 answers
- A. Loading scripts In parallel
- B. Specifying loading order
- C. Loading files from Documents
- D. One-time loading for duplicate scripts
- E. Loading externally hosted scripts
Answer: A,B,D
NEW QUESTION # 104
A developer must provide a custom user interface when users edit a Contact. Users must be able to use the interface in Salesforce Classic and Lightning Experience.
What should the developer do to provide the custom user interface?
- A. Override the Contact's Edit button with a Lightning page in Salesforce Classic and a Visualforce page in Lightning Experience.
- B. Override the Contact's Edit button with a Visualforce page in Salesforce Classic and a Lightning page inLightning Experience.
- C. Override the Contact's Edit button with a Lightning component in Salesforce Classic and a Lightning component in Lightning Experience.
- D. Override the Contact's Edit button with a Visualforce page in Salesforce Classic and a Lightning component in Lightning Experience.
Answer: D
NEW QUESTION # 105
A company has a custom object, Sales, }_Help_Request__c, that has a Lookup relationship to Opportunity. The Seles Help Request__c has a mumber field, Number_ct_Hours__c, that represents the amount of time spent on the Sales_Help Request__C.
A developer is tasked with creating a field, total_Hour2__c, on Opportunity that should be the sum of all of the Number_of_Hours_c values for the Sales_Help_Request__c records related to that Opportunity.
What should the developer use to implement this?
- A. A roll-up summary field on the Opportunity object
- B. A record-triggered flow on the Sales Help Request__c object
- C. A trigger on the Opportunity object
- D. A roll-up summary field on the sales Help_Request__c object
Answer: C
NEW QUESTION # 106
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 3
- C. Example 1
- D. Example 4
Answer: A,B
NEW QUESTION # 107
Given the following code snippet, that is part of a custom controller for a Visualforce page:
In which two ways can the try/catch be enclosed to enforce object and field-level permissions and prevent the DML statement from being executed if the current logged-in user does not have the appropriate level of access? Choose 2 answers
- A. Use if (Schema , sobjectType. Contact. Field, Is_Active_c. is Updateable ( ) )
- B. Use if (Schema, sobjectType, Contact, isUpdatable ( ) )
- C. Use if (thisContact.Owner = = UserInfo.getuserId ( ) )
- D. Use if (Schema.sObjectType.Contact.isAccessible ( ) )
Answer: A,B
NEW QUESTION # 108
Which process automation should be used to post a message to Chatter without using Apex code?
- A. Outbound Message
- B. Entitlement Process
- C. Flow Builder
- D. Strategy Builder
Answer: C
NEW QUESTION # 109
When using SalesforceDX, what does a developer need to enable to create and manage scratch orgs?
- A. Dev Hub
- B. Environment Hub
- C. Production
- D. Sandbox
Answer: A
Explanation:
https://developer.salesforce.com/docs/atlas.en-us.sfdx_dev.meta/sfdx_dev/sfdx_dev_scratch_orgs.htm When using SalesforceDX, a developer needs to enable Dev Hub in order to create and manage scratch orgs. A Dev Hub is a special type of org used by developers to store source code and other development-related artifacts. It is also used to create and manage scratch orgs, which are temporary orgs used for development and testing. Reference: https://developer.salesforce.com/docs/atlas.en-us.sfdx_dev.meta/sfdx_dev/sfdx_dev_intro.htm
NEW QUESTION # 110
......
TVB-450 Dumps PDF and Test Engine Exam Questions: https://www.prep4sureguide.com/TVB-450-prep4sure-exam-guide.html
Get 2023 Updated Free Salesforce TVB-450 Exam Questions and Answer: https://drive.google.com/open?id=1s3bH8FB3DHRn7uD4w1UlMbL3_XIeqydX