Salesforce CRT-450 問題集

質問 1：
An Apex method, getAccounts, that returns a list of Accounts given a searchTern, is available for Lightning Web Components to use.
What is the correct definition of a Lightning Web Component property that uses the getAccounts method?
A.
B.
C.
D.
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 2：
Where are two locations a developer can look to find information about the status of asynchronous or future methods? Choose 2 answers
A. Time-Based Workflow Monitor
B. Apex Jobs
C. Apex Flex Queue
D. Paused Flow Interviews component
正解：B,C
解説: (Topexam メンバーにのみ表示されます)

質問 3：
In terms of the MVC paradigm, what are two advantages of implementing the view layer of a Salesforce application using Lightning Web Component-based development over Visualforce?
Choose 2 answers
A. Built-in standard and custom set controllers
B. Log capturing via the Debug Logs Setup page
C. Rich component ecosystem
D. Self-contained and reusable units of an application
正解：C,D
解説: (Topexam メンバーにのみ表示されます)

質問 4：
What are two benefits of using declarative customizations over code?
Choose 2 answers
A. Declarative customizations cannot generate run time errors.
B. Declarative customizations automatically generate test classes.
C. Declarative customizations generally require less maintenance.
D. Declarative customizations automatically update with each Salesforce release.
正解：C,D
解説: (Topexam メンバーにのみ表示されます)

質問 5：
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. An If/else statement, with a for loop inside
B. A for loop, with an if/else statement inside
C. A for loop, with a switch statement inside
D. A Switch statement, with a for loop inside
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 6：
Which three steps allow a custom SVG to be included in a Lightning web component? Choose 3 answers
A. Import the SVG as a content asset file.
B. Import the static resource and provide a getter for it in JavaScript.
C. Upload the SVG as a static resource.
D. Reference the getter in the HTML template.
E. Reference the import in the HTML template.
正解：B,C,D
解説: (Topexam メンバーにのみ表示されます)

質問 7：
Which two sfdx commands can be used to add testing data to a Developer sandbox?
A. Forced: data:bulk:upsert
B. Forced: data: tree: upsert
C. Forced: data: object :upsert
D. Forced: data:async:upsert
正解：A,B
解説: (Topexam メンバーにのみ表示されます)

質問 8：
A developer is migrating a Visualforce page into a Lightning web component.
The Visualforce page shows information about a single record. The developer decides to use Lightning Data Service to access record data.
Which security consideration should the developer be aware of?
A. Lightning Data Service handles sharing rules and field-level security.
B. Lightning Data Service ignores field-level security.
C. The isAccessible ( ) method must be used for field-level access checks
D. The with sharing keyword must be used to enforce sharing rules.
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 9：
What are two ways a developer can get the status of an enquered job for a class that queueable interface?
Choose 2 answers
A. View the apex status Page
B. Query the AsyncApexJobe object
C. View the apex flex Queue
D. View the apex Jobs page
正解：B,D
解説: (Topexam メンバーにのみ表示されます)