Salesforce TVB-450 問題集

質問 1：
Which action may cause triggers to fire?
A. Updates to Feed Items
B. Renaming or replacing a picklist entry
C. Cascading delete operations
D. Changing a user's default division when the transfer division option is checked
正解：A

質問 2：
What does the Lightning Component framework provide to developers?
A. Prebuilt component that can be reused.
B. Templates to create custom components.
C. Support for Classic and Lightning UIS.
D. Extended governor limits for applications
正解：A

質問 3：
A developer has the following requirements:
* Calculate the total amount on an Order.
* Calculate the line amount for each Line Item based on quantity selected and price.
* Move Line Items to a different Order if a Line Item is not in stock.
Which relationship implementation supports these requirements on its own7
A. Order has a re-parentable lookup field to Line Item.
B. Line Item has a re-parentable master-detail field to Order.
C. Order has a re-parentable master-detail field to Line Item.
D. Line Item has a re-parentable lookup field to Order.
正解：B

質問 4：
Management asked for opportunities to be automatically created for accounts with annual revenue greater than $1,000,000. A developer created the following trigger on the Account object to satisfy this requirement.

Users are able to update the account records via the UI and can see an opportunity created for high annual revenue accounts. However, when the administrator tries to upload a list of 179 accounts using Data Loader, It fails with system. Exception errors.
Which two actions should the developer take to fix the code segment shown above?
Choose 2 answers
A. Use Database.query to query the opportunities.
B. Move the DML that saves opportunities outside the for loop.
C. Check if all the required fields for Opportunity are being added on creation.
D. Query for existing opportunities outside the for loop.
正解：B,D

質問 5：
Which three resources in an Azure Component can contain JavaScript functions?
A. Renderer
B. Controllers
C. Design
D. helper
E. Style
正解：A,B,D

質問 6：
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. Scheduled job
B. Workflow Rules
C. Record-Triggered Flow
D. Process Builder
正解：C

質問 7：
Cloud Kicks Fitness, an ISV Salesforce partner, is developing a managed package application. One of the application modules allows the user to calculate body fat using the Apex class, BodyFat, and its method, calculateBodyFat(). The product owner wants to ensure this method is accessible by the consumer of the application when developing customizations outside the ISV's package namespace.
Which approach should a developer take to ensure calculateBodyFat() is accessible outside the package namespace?
A. Declare the class as global and use the public access modifier on the method.
B. Declare the class and method using the public access modifier.
C. Declare the class as public and use the global access modifier on the method.
D. Declare the class and method using the global access modifier.
正解：D