[2024年07月]更新のSalesforce DEX-450実際のブレーン知能問題集
合格できるDEX-450試験更新されたDEX-450試験問題集PDFを獲得2024年更新
Salesforce DEX-450認定試験の対象となるには、候補者はオブジェクト指向のプログラミングの概念、データモデリング、およびデータベース設計を確実に理解する必要があります。また、ApexとVisualforceを使用して、Salesforceプラットフォームにカスタムアプリケーションを構築する経験が必要です。また、候補者は、Salesforce Lightningの経験と、Lightning App Builder、Lightning Data Service、Lightning Connectなどのコンポーネントの経験を持つ必要があります。
質問 # 34
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=true)
public 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=false)
public static List<Opportunity> search(String term) { /*implementation*/ }
正解：B
質問 # 35
Which two scenarios require an Apex method to be called imperatively from a Lightning web component?
Choose 2 answer
- A. Calling a method that is not annotated with cacheable-true
- B. Calling a method that makes a web service callout
- C. Calling a method with the click of a button
- D. Calling a method that is external to the main controller for the Lightning web component
正解：A、D
質問 # 36
When importing and exporting data into Salesforce, which two statements are true?
Choose 2 answers
- A. Bulk API can be used to bypass the storage limits when importing large data volumes in development environments.
- B. Bulk API can be used to import large data volumes in development environments without bypassing the storage limits.
- C. Developer and Developer Pro sandboxes have different storage limits.
- D. Data import wizard is a client application provided by Salesforce.
正解：C、D
質問 # 37
A company has a custom object named Region. Each account in salesforce can only be related to one region at a time, but this relationship is optional. Which type of relantionship should a developer use to relate an account to a region?
- A. Parent-child
- B. Lookup
- C. Hierarchical
- D. Master-detail
正解：D
質問 # 38
A developer identifies the following triggers on the Expense_c object:
DeleteExpense,
applyDefaultstoexpense
validateexpenseupdate;
The triggers process before delete, before insert, and before update events respectively.
Which two techniques should the developer implement to ensure trigger best practice are followed?
- A. Create helper classes to execute the appropriate logic when a record is saved.
- B. Unify the before insert and before update triggers and use Process Builder for the delete action.
- C. Unify all three triggers in a single trigger on the Expense__c object that includes all events.
- D. Maintain all three triggers on the Expense__c object, but move the Apex logic out for the trigger definition.
正解：A、C
質問 # 39
A company would like to send an offer letter to a candidate, have the candidate sign it electronically, and then send the letter back.What can a developer do to accomplish this?
- A. Create a visual workflow that will capture the candidate's signature electronically
- B. Develop a Process Builder that will send the offer letter and allow the candidate to sign it electronically.
- C. Create an assignment rule that will assign the offer letter to the candidate
- D. Install a managed package that will allow the candidate to sign documents electronically
正解：D
質問 # 40
An Account trigger updates all related Contacts and Cases each time an Account is saved using the following two DML statements:
update allContacts; update allCases;
What is the result if the Case update exceeds the governor limit for maximum number of DML records?
- A. The Account save succeeds, Contacts are updated, but Cases are not.
- B. The Account save fails and no Contacts or Cases are updated
- C. The Account save succeeds and no Contacts or Cases are updated
- D. The Account save is retried using a smaller trigger batch size.
正解：B
質問 # 41
How can a developer get all of the available record types for the current user on the case object?
- A. Use describesobjectresult of the case object
- B. Use SOQL to get all cases
- C. Use describefieldresult of the case.recordtype field
- D. Use case.getrecordtypes()
正解：C
質問 # 42
What are two considerations for running a flow in debug mode?
Choose 2 answers
- A. Callouts to external systems are not executed when debugging a flow.
- B. Clicking Pause or executing a Pause element closes the flow and ends debugging.
- C. Input variables of type record cannot be passed into the flow,
- D. DML operations will be rolled back when the debugging ends.
正解：B、C
質問 # 43
How can a developer refer to, or instantiate a PageReference in Apex? Choose 2 answers
- A. By using the Page object and a Visualforce page name.
- B. By using the ApexPages.Page() method with a Visualforce page name.
- C. By using a PageReference with a partial or full URL.
- D. By using the PageReference.Page() method with a partial or full URL.
正解：A、C
質問 # 44
A developer migrated functionality from JavaScript Remoting to a Lightning web component and ... existing getOpportunities method to provide data.
- A. The method must be decorated with @AuraEnabied.
- B. The method must be decorated with (cacheable=true).
- C. The method must return a JSON Object.
- D. The method must return a String of a serialized JSON Array.
正解：B
質問 # 45
What are three ways for a developer to execute tests in an org? Choose 3.
- A. Bulk API
- B. Salesforce DX
- C. Tooling API
- D. Setup Menu
- E. Metadata API.
正解：B、C、D
解説：
https://developer.salesforce.com/docs/atlas.en-us.sfdx_dev.meta/sfdx_dev/sfdx_dev_testing.htm https://developer.salesforce.com/docs/atlas.en-us.api_tooling.meta/api_tooling/tooling_api_objects_apextestsuite.htm
質問 # 46
Which process automation should be used to post a message to Chatter without using Apex code?
- A. Entitlement Process
- B. Strategy Builder
- C. Outbound Message
- D. Flow Builder
正解：D
質問 # 47
The Review__c object has a lookup relationship up to the Job_Application__c object. The Job_Application__c object has a master-detail relationship up the Position__c object. The relationship field names are based on the auto-populated defaults. What is the recommended way to display field data from the related Review__c records on a Visualforce page for a single Position__c record?
- A. Utilize the Standard Controller for Position__c and cross-object Formula fields on the Review__c object to display Review__c data.
- B. Utilize the Standard Controller for position__c and a Controller Extension to query for Review__c data.
- C. Utilize the Standard Controller for Position__c and cross-object Formula fields on the job_Application__c object to display Review__c data.
- D. Utilize the Standard Controller for position__c and expression syntax in the page to display related Review__c data through the job_Application__c object
正解：B
質問 # 48
Refer to the following code snippet for an environment that has more than 200 Accounts belonging to the Technology' industry:
which three statements are accurate about debug logs?
Choose 3 answers
- A. The maximum size of a debug log is 5 M
- B. Debug log levels are cumulative, where FINE log level includes all events logged at the DEBUG, INFO, WARN, and ERROR levels.
- C. Debug logs can be set for specific users, classes, and triggers.
- D. Only the 20 most recent debug logs for a user are kept.
- E. System debug logs are retained for 24 hours.
正解：C、D、E
質問 # 49
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更新されたDEX-450パスして合格保証試験問題集正確で更新された問題：https://www.passtest.jp/Salesforce/DEX-450-shiken.html
DEX-450試験知能問題集で学習ノートと理論：https://drive.google.com/open?id=1c6t6tdHwIapJv7nI-t8mwKVQ8RufA-78