DEX-450試験問題集、DEX-450練習テスト問題 [Q18-Q35]

DEX-450試験問題集、DEX-450練習テスト問題

PDF問題（2023年最新）実際のSalesforce DEX-450試験問題

質問 # 18
A developer has to identify a method in en Apex class that performs resource intensive actions in memory by iterating over the result set of a SOQL statement on the account. The method also performs a SOQL statement to save the changes to the database.
Which two techniques should the developer implement as a best practice to ensure transaction control and avoid exceeding governor limits?
Choose 2 answers

• A. Use the @ReadOnly annotation to bypass the number of rows returned by a SOQL.
• B. Use Partial DHL statements to ensure only valid data is committed.
• C. Use the Database.Savepoint method to enforce database integrity.
• D. Use the System.Limit class to monitor the current CPU governor limit consumption.

正解：C、D

質問 # 19
Which two describe Heroku Redis? Choose 2 answers.

• A. Is a repository for storing large images.
• B. Is provisioned and managed as an add-on.
• C. Is an option for long-term data storage.
• D. Is an in-memory key-value data store, run by Heroku.

正解：B、D

質問 # 20
A third-party vendor created an unmanaged Lightning web component. The Salesforce Administrator wishes to expose the component only on Record Page Layouts.
Which two actions should the developer take to accomplish this business objective?
Choose 2 answers

• A. Specify lightningCommunity_Page_Layout as a target in the XML file.
• B. Specify lightningCommunity_Page as a target in the XML file.
• C. Specify lightning_RecordPage as a target in the XML file.
• D. Ensure isExposed is set to true on the XML file.

正解：C、D

質問 # 21
A primaryid_c custom field exists on the candidate_c custom object. The filed is used to store each candidate's id number and is marked as Unique in the schema definition.
As part of a data enrichment process. Universal Containers has a CSV file that contains updated data for all candidates in the system, the file contains each Candidate's primary id as a data point. Universal Containers wants to upload this information into Salesforce, while ensuring all data rows are correctly mapped to a candidate in the system.
Which technique should the developer implement to streamline the data upload?

• A. Create a Process Builder on the Candidate_c object to map the records.
• B. Upload the CSV into a custom object related to Candidate_c.
• C. Create a before Insert trigger to correctly map the records.
• D. Update the primaryid__c field definition to mark it as an External Id

正解：D

質問 # 22
Universal Container(UC) wants to lower its shipping cost while making the shipping process more efficient. The Distribution Officer advises UC to implement global addresses to allow multiple Accounts to share a default pickup address. The Developer is tasked to create the supporting object and relationship for this business requirement and uses the Setup Menu to create a custom object called "Global Address". Which field should the developer ad to create the most efficient model that supports the business need?

• A. Add a Master-Detail field on the Account object to the Global Address object
• B. Add a Master-Detail field on the Global Address object to the Account object.
• C. Add a Lookup field on the Global Address object to the Account object
• D. Add a Lookup field on the Account object to the Global Address object.

正解：B

質問 # 23
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. Approval Process (Missed)
• B. Process Builder (Missed)
• C. Escalation Rule
• D. Flow Builder
• E. Workflow Rule (Missed)

正解：A、B、E

質問 # 24
When an Account's custom picklist field called Customer Sentiment is changed to a value of "Confused", a new related Case should automatically be created.
Which two methods should a developer use to create this case? (Choose two.)

• A. Apex Trigger
• B. Workflow Rule
• C. Process Builder
• D. Custom Button

正解：A、C

質問 # 25
A developer needs to create records for the object Property__c. The developer creates the following code block:List propertiesToCreate = helperClass.createProperties();try { // line 3 } catch (Exception exp ) { //exception handling }Which line of code would the developer insert at line 3 to ensure that at least some records are created, even if a few records have errors and fail to be created?

• A. insert propertiesToCreate;
• B. Database.insert(propertiesToCreate, false);
• C. Database.insert(propertiesToCreate, System.ALLOW_PARTIAL);
• D. Database.insert(propertiesToCreate);

正解：B

質問 # 26
Which two operations can be performed using a formula field? Choose 2 answers

• A. Displaying an Image based on the Opportunity Amount
• B. Displaying the last four digits of an encrypted Social Security number
• C. Calculating a score on a Lead based on the information from another field
• D. Triggering a Process Builder

正解：A、C

質問 # 27
A developer of Universal Containers is tasked with implementing a new Salesforce application that must be able to by their company's Salesforce administrator.
Which three should be considered for building out the business logic layer of the application? Choose 3 answers

• A. validation Rules
• B. Scheduled Jobs
• C. Workflows
• D. Process Builder
• E. Invocable Actions

正解：A、C、D

質問 # 28
What are three characteristics of change set deployments?
Choose 3 answers

• A. Deployment is done in a one-way, single transaction.
• B. Change sets can be used to transfer records.
• C. Sending a change set between two orgs requires a deployment connection.
• D. Change sets can deploy custom settings data.
• E. Change sets can only be used between related organizations.

正解：B、C、D

質問 # 29
Which two statements are true about Getter and Setter methods as they relate to Visualforce?

• A. Setter methods always have to be declared global.
• B. A corresponding Setter method is required for each Getter method.
• C. There is no guarantee for the order in which Getter methods are called.
• D. Getter methods pass values from a controller to a page.

正解：B、D

質問 # 30
A lead developer creates an Apex interface called "Laptop". Consider the following code snippet:

How can a developer use the Laptop Interface within the Silvertaptop class?

• A. public calss SilverLaptop extends Laptop
• B. @Extends(class=Laptop'')
  public class SilverLaptop
• C. @Interface (class=''Laptop'')
  public class SilverLaptop
• D. public class Silverlaptop implements Laptop

正解：A

質問 # 31
A business has a proprietary Order Management System (OMS) that creates orders from their website and ... the order. When the order is created in the OMS, an integration also creates an order record in Salesforce ... relates it to the contact as identified by the email on the order. As the order goes through different stages in OMS, the integration also updates it in Salesforce.
It is notified that each update from the OMS creates a new order record in Salesforce.
Which two actions prevent the duplicate order records from being created in Salesforce?
Choose 2 answers

• A. Write a before trigger on the order object to delete any duplicates.
• B. Use the order number from the OMS as an external ID.
• C. Use the email on the contact record as an external ID.
• D. Ensure that the order number in the OMS is unique.

正解：A、D

質問 # 32
AW Computing (AWC) handles orders In Salesforce and stores Its product Inventory In a fter, inventory__c, on a custom object, Product__c. When en order for a Product__c Is placed, the inventory__c field Is reduced by the quantity of the order using an Apex trigger.

AWC wants the real-time inventory reduction for a product to be sent to many of Its external systems, Including some future systems the company Is currently planning.
What should a developer add to the code at the placeholder to meet these requirements?
A)

B)

C)

D)

• A. Option
• B. Option
• C. Option
• D. Option

正解：C

質問 # 33
An Approval Process is defined In the Expense__item__c object. A business rule dictates that whenever a ... clients the Status to Submitted on an Expense_Item__c record related to the expense report must enter the approval process individually.
A developers asked to explore if this automation can be implemented without writing any Apex code.
Which statement is true regarding this automation request?

• A. This can only be automated with Apex code.
• B. This approval step cannot be automated and must be done manually.
• C. The developer can use a record triggered flow with Actions.
• D. The developer can use Einstein Next Best Actions

正解：A

質問 # 34
For which three items can a trace flag be configured? (Choose three.)

• A. Apex Trigger
• B. Visualforce
• C. User
• D. Apex Class
• E. Process Builder

正解：A、C、D

質問 # 35
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更新された2023年12月合格させるDEX-450試験リアル練習テスト問題：https://www.goshiken.com/Salesforce/DEX-450-mondaishu.html

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