2022年更新のSalesforce Certificationが有効なDEX-450問題集を無料提供しています
最新のGoShiken DEX-450のPDF問題集をダウンロードしちゃおう：https://www.goshiken.com/Salesforce/DEX-450-mondaishu.html（460問題と解答)
質問 261
For which three items can a trace flag be configured? (Choose three.)
- A. User
- B. Process Builder
- C. Visualforce
- D. Apex Trigger
- E. Apex Class
正解: A,D,E
質問 262
Which SOQL query successfully returns the Accounts grouped by name?
- A. SELECT Type, Name, Max(CreatedDate) FROM Account GROUP BY Name LIMIT 5
- B. SELECT Type, Max(CreatedDate) FROM Account GROUP BY Name
- C. SELECT Name, Max(CreatedDate) FROM Account GROUP BY Name
- D. SELECT Id, Type, Max(CreatedDate) FROM Account GROUP BY Name
正解: C
質問 263
A developer has a block of code that omits any statements that indicate whether the code block should execute with or without sharing. What will automatically obey the organization-wide defaults and sharing settings for the user who executes the code in the Salesforce organization?
- A. HTTP Callouts
- B. Anonymous Blocks
- C. Apex Triggers
- D. Apex Controllers
正解: B
質問 264
Which two Apex data types can be used to reference a Salesforce record ID dynamically? (Choose two.)
- A. String
- B. External ID
- C. sObject
- D. ENUM
正解: A,D
質問 265
What is the result when a Visualforce page calls an Apex controller, which calls another Apex class, which then results in hitting a governor limit?
- A. Any changes up to the error are rolled back.
- B. All changes are saved in the first Apex class.
- C. Any changes up to the error are saved.
- D. All changes before a savepoint are saved.
正解: A
質問 266
In the Lightning Component framework, where is client-side controller logic contained?
- A. HTML
- B. Visualforce
- C. JavaScript
- D. Apex
正解: C
質問 267
How can a developer get all of the available record types for the current user on the case object?
- A. Use SOQL to get all cases
- B. Use describesobjectresult of the case object
- C. Use case.getrecordtypes()
- D. Use describefieldresult of the case.recordtype field
正解: D
質問 268
Which three statements are true regarding cross-object formulas? Choose 3 answers
- A. Cross-object formulas can be referenced in roll-up summary field
- B. Cross-object formulas can expose data the user does not have access to in a record
- C. Cross-object formulas can reference fields from master-detail or lookup relantionships
- D. Cross-object formulas can reference fields from objects that are up to 10 relantionship away
- E. Cross-object formulas can reference child fields to perform an average
正解: B,C,D
質問 269
A developer needs to create a baseline set of data (Accounts, Contacts, Products, Assets) for an entire suite of tests allowing them to test independent requirements various types of Salesforce Cases. Which approach can efficiently generate the required data for each unit test?
- A. Add @IsTest(seeAllData=true) at the start of the unit test class
- B. Create test data before test.startTest() in the test unit.
- C. Use @TestSetup with a void method
- D. Create a mock using Stub API
正解: C
質問 270
A developer can use the debug log to see which three types of information? Choose 3 answers
- A. Resource usage and limits
- B. User login events
- C. HTTP callout to external systems
- D. Database changes
- E. Actions triggered by time-based workflow
正解: C,D,E
質問 271
When a Task is created for a Contact, how can a developer prevent the task from being included on the Activity Timeline of the Contact's Account record?
- A. Use Process Builder to create a process to set the Task Account field to blank.
- B. By default, tasks do not display on the Account Activity Timiline.
- C. Create a Task trigger to set the Account field to NULL
- D. In Activity Settings, uncheck Roll up activities to a contact's primary account.
正解: D
質問 272
A developer is notified that a text field is being automatically populated with invalid values.however, this should be prevented by a custom validation rule that is in placewhat could be causing this?
- A. The field is being populated by a before trigger
- B. The field is being populated by a workflow field update
- C. The user belongs to a permission set that suppresses the validation rule
- D. A DML exception is occuring during the save order of execution
正解: B
質問 273
Which statement about change set deployments is accurate? (Choose 3)
- A. They can be used to deploy custom settings data.
- B. They require a deployment connection.
- C. They ca be used to transfer Contact records.
- D. They can be used only between related organizations.
- E. They use an all or none deployment model.
正解: B,D,E
質問 274
What are two benefits of the Lightning Component framework? (Choose two.)
- A. It simplifies complexity when building pages, but not applications.
- B. It provides an event-driven architecture for better decoupling between components.
- C. It allows faster PDF generation with Lightning components.
- D. It promotes faster development using out-of-box components that are suitable for desktop and mobile devices.
正解: B,D
質問 275
A Lightning component has a wired property, searcResults, 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 List<Opportunity> search(String term) { /*implementation*/ } - B. @AuraEnabled(cacheable=false)
public static List<Opportunity> search(String term) { /*implementation*/ } - C. @AuraEnabled(cacheable=true)
public static List<Opportunity> search(String term) { /* implementation*/ } - D. @AuraEnabled(cacheable=true)
public List<Opportunity> search(String term) { /*implementation*/ }
正解: C
質問 276
Which two combined methods should a developer use to prevent more than one open Opportunity on each Account? Choose 2 answers
- A. Create an Account Trigger to generate an error on Opportunity insert
- B. Create an Opportunity Validation Rule to generate an error on insert
- C. Create an Opportunity Workflow Rule to auto-close the Opportunity
- D. Create an Account Roll-up Summary field to count open Opportunities
正解: B,D
質問 277
A developer creates a custom controller and custom Visualforce page by using the following code block:public class myController {public String myString;public String getMyString() {return 'getmyString';}public String getStringMethod1() {return myString;}public String getStringMethod2() {if (myString == null)myString = 'Method2';return myString;}}{!myString}, {!StringMethod1}, {!StringMethod2}, {!myString}What does the user see when accessing the custom page?
- A. , , Method2 , getMyString
- B. , , Method2,
- C. GetMyString , , Method2 , getMystring
- D. GetMyString , , ,
正解: C
質問 278
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Salesforce DEX-450 認定試験の出題範囲：
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実験された試験材料はDEX-450：https://www.goshiken.com/Salesforce/DEX-450-mondaishu.html
最新DEX-450リアル試験問題をフォローせよ！：https://drive.google.com/open?id=1HgherSMF9yZRzG5aN8xInGZODS2RGi5Q