DEX-450別格な問題集をダウンロードして無料で最新の（DEX-450テスト問題集をゲット) [Q47-Q71]

DEX-450別格な問題集をダウンロードして無料で最新の（DEX-450テスト問題集をゲット2023年11月05日)

DEX-450問題集は合格保証します合格できるDEX-450試験問題2023年更新

質問 # 47
Using the Schema Builder, a developer tries to change the API name of a field that is referenced in an Apex test class.
What is the end result?

• A. The API name of the field and the reference in the test class is updated.
• B. The API name of the field and the reference in the test class is changed.
• C. The API name is not changed and there are no other impacts.
• D. The API name of the field is changed, and a warning is issued to update the class.

正解：D

質問 # 48
Which two process automations can be used on their own to send Salesforce Outbound Message?
Choose 2 answers

• A. Flow Builder
• B. Process Builder
• C. Strategy Builder
• D. Workflow Rule

正解：A、D

質問 # 49
What writing an Apex class, a developer warts to make sure thai all functionality being developed Is handled as specified by the requirements.
Which approach should the developer use to be sure that the Apex class is working according tospecification?

• A. Include a savepoint and Database,rollback.
• B. Include a try/catch block to the Apex class.
• C. Create a test class to execute the business logic and run the test in the Developer Console.
• D. Run the code in an Execute Anonymous block n the Deceloper Consider.

正解：C

質問 # 50
Which type of code represents the Model in the MVC architecture when using Apex and Visualforce pages?

• A. Custom JavaScript that processes a list of Account records
• B. A Controller Extension method that saves a list of Account records
• C. A list of Account records returned from a Controller Extension method
• D. A Controller Extension method that uses SOQL to query for a list of Account records

正解：C

質問 # 51
The Review_c object have a lookup relationship to the job_Application_c object. The job_Application_c object has a master detail relationship up to the position_c object. The relationship is based on the auto populated defaults?
What is the recommended way to display field data from the related Review _C records a Visualforce page for a single Position_c record? Select one of the following:

• A. Utilize the Standard Controller for Position_c and cross-object Formula Fields on the Job_Application_c object to display Review_c data.
• B. Utilize the Standard Controller for Position_c and expression syntax in the Page to display related Review_c through the Job_Applicacion_c inject.
• C. Utilize the Standard Controller for Position_c and cross-object Formula Fields on the Review_c object to display Review_c data.
• D. Utilize the Standard Controller for Position_c and a Controller Extension to query for Review_c data.

正解：D

質問 # 52
Universal Containers stores the availability date on each Line Item of an Order and Orders are only shipped when all of the Line Items are avaible. Which method should be used to calculate the estimated ship date for an Order?

• A. Use a CEILING formula on each of the Latest availability date fields.
• B. Use a LATEST formula on each of the latest availability date fields.
• C. Use a Max Roll-Up Summary field on the Latest availability date fields.
• D. Use a DAYS formula on each of the availability date fields and a COUNT Roll-Up Summary field on the Order.

正解：C

質問 # 53
A developer must write anApex method that will be called from a lightning component. The method may delete an Account stored in the accountRec variable.
Which method should a developer use to ensure only users that should be able to delete Accounts can successfully perform deletion?

• A. accountRec., isDeletable()
• B. AccountRec, ObjecType, ieDeletable ()
• C. Schena, sobjectType, Account, isDeletetable ()
• D. Account, isDeletable ()

正解：C

質問 # 54
In Lightning component framework, which resource can be used to fire events? Choose 2 answers.

• A. Third-party Javascript code
• B. Javascript controller actions
• C. Third-party web service code
• D. Visualforce controller actions

正解：A、B

質問 # 55
A developer must build application that tracks which Accounts have purchase specific pieces of equal products. Each Account could purchase many pieces of equipment.
How should the developer track that an Account has purchased a piece of equipment.

• A. Use a Lookup on Account to product.
• B. Use a Master-Detail on Product to Account
• C. Use the Asset object.
• D. Use a Custom object.

正解：B

質問 # 56
An org tracks customer orders on an Order object and the items of an Order on the Line Item object. The Line Item object has a MasterDetail relationship to the order object. A developer has a requirement to calculate the order amount on an Order and the line amount on each Line item based on quantity and price.
What is the correct implementation?

• A. Write a process on the Line item that calculates the item amount and order amount and updates the filed on the Line Item and the order.
• B. Implement the line amount as a numeric formula field and the order amount as a roll-up summary field.
• C. Write a single before trigger on the Line Item that calculates the item amount and updates the order amount on the Order.
• D. Implement the Line amount as a currency field and the order amount as a SUM formula field.

正解：B

質問 # 57
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. A for loop, with an if/else statement inside
• B. A Switch statement, with a for loop inside
• C. An If/else statement, with a for loop inside
• D. A for loop, with a switch statement inside

正解：A

質問 # 58
Which two types of process automation can be used to calculate the shipping cost for an Order when the Order is placed and apply a percentage of the shipping cost of some of the related Order Products?
Choose 2 answers

• A. Flow Builder
• B. Process Builder
• C. Approval Process
• D. Workflow Rule

正解：A

質問 # 59
What is the maximum number of SOQL queries used by the following code? List<Account> aList = [SELECT Id FROM Account LIMIT 5]; for (Account a : aList){ List<Contact> cList = [SELECT Id FROM Contact WHERE AccountId = :a.Id); }

• A. 0
• B. 1
• C. 2
• D. 3

正解：C

質問 # 60
What can be used to override the Account's standard Edit button for Lightning Experience?

• A. Lightning flow
• B. Lightning component
• C. Lightning action
• D. Lightning page

正解：B

解説：
A Lightning Component can be used to override the Account's standard Edit button for Lightning Experience. This allows the developer to create a custom page with custom fields and custom functionality that can be used instead of the standard Edit page. It also allows for the creation of custom navigation and buttons to make the user experience more intuitive and efficient. Reference: https://trailhead.salesforce.com/en/content/learn/projects/quick-start-lightning-components

質問 # 61
A developer created this Apex trigger that calls MyClass,myStartmethod:

The developer creates a test method that calls MyClase,myStartmethod directly, resulting in 81% overall code coverage.
What happens wtier the developer tries to deploy the ... and two classes to production, assuming no other code exists?

• A. The deployment tails because no assertions mett made in the lest method.
• B. The deployment passes because both classes and the trigger were included ki the deployment.
• C. The deployment passes became the Apex code has the requited 75% code coverage.
• D. The deployment fails because the Apr- MgQM has no code coverage.

正解：D

質問 # 62
A developer wrote a unit test to confirm that a custom exception works properly in a custom controller, but the test failed due to an exception being thrown.
Which step should the developer take to resolve the issue and properly test the exception?

• A. Use the database methods with all or none set to FALSE.
• B. Use Test.isRunningTest() within the custom controller.
• C. Use the finally bloc within the unit test to populate the exception.
• D. Use try/catch within the unit test to catch the exception.

正解：D

質問 # 63
What is an important consideration when developing in a multi-tenant environment?

• A. Unique domain names take the place of namespaces for code developed for multiple orgs on multiple instances.
• B. Org-wide data security determines whether other tenants can see data in multiple orgs on the same instance.
• C. Polyglot persistence provides support for a global, multilingual user base in multiple orgs on multiple instances.
• D. Governor limits prevent tenants from impacting performance in multiple orgs on the same instance.

正解：D

質問 # 64
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 customizer 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 public and use the public access modifier on the method.
• B. Declare the class and method using the public access modifier.
• C. Declare the class and method using the global access modifier.
• D. Declare the class as public and use the global access modifier on the method.

正解：C

質問 # 65
A developer created an Apex trigger using the Developer Console and now wants to debug codeHow can the developer accomplish this in the Developer Console?

• A. Open the Progress tab in the Developer Console.
• B. Add the user name in the Log Inspector.
• C. Select the Override Log Triggers checkbox for the trigger
• D. Open the logs tab in the Developer Console.

正解：D

質問 # 66
What is the return data type when ApexPages.currentPage().getParameters() is used to retrieve URL parameters from a visualforce controller?

• A. Enum
• B. String[]
• C. Map
• D. List

正解：C

質問 # 67
Which three process automations can immediately send an email notification to the owner of an Opportunity when its Amount is changed to be greater than $10,000? Choose 3 answers

• A. Workflow Rule (Missed)
• B. Process Builder (Missed)
• C. Escalation Rule
• D. Approval Process (Missed)
• E. Flow Builder

正解：A、B、D

質問 # 68
For which three items can 2 trace flag be configured?
Choose 3 answers

• A. Flow
• B. Apex Trager
• C. User
• D. Apex Class
• E. Visualforce

正解：B、C、D

質問 # 69
Which declarative process automation feature supports iterating over multiple records?

• A. Workflow rules
• B. Approval Process
• C. Flows
• D. Validation Rules

正解：C

質問 # 70
An Opportunity needs to have an amount rolled up from a custom object that is not in a master-detail relationship.
How can this be achieved?

• A. Write a trigger on the child object and use an aggregate function to sum the amount for all related child objects under the Opportunity
• B. Write a Process Builder that links the custom object to the Opportunity.
• C. Use the Streaming API to create real-time roll-up summaries.
• D. Write a trigger on the child object and use a red-black tree sorting to sum the amount for all related child objects under the Opportunity.

正解：A

質問 # 71
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