試験準備には欠かさない！PDI問題解答でPDI試験問題集 [Q156-Q180]

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試験準備には欠かさない！PDI問題解答でPDI試験問題集

リアルSalesforce PDI試験問題 [更新されたのは2022年]

Salesforce PDI 認定試験の出題範囲：

トピック	出題範囲
トピック 1	Describe the Salesforce Developer tools such as Salesforce DX, Salesforce CLI Describe the relationship between Apex transactions
トピック 2	Describe the types of content that can be contained in a Lightning web component write Apex classes and use Apex interfaces
トピック 3	Implement exception handling in Apex, including custom exceptions as needed ncorporate Visualforce pages into Lightning Platform applications
トピック 4	Describe the capabilities of the declarative process automation features Describe the considerations when developing in a multi-tenant environment
トピック 5	Write and execute tests for triggers, controllers, classes, flows Describe the options for and considerations when importing and exporting data into development environments

156、A developer has the following code block:
public class PaymentTax {public static decimal SalesTax = 0.0875;} trigger OpportunityLineItemTrigger on OpportunityLineItem (before insert, before update) {PaymentTax PayTax = new PaymentTax();decimal ProductTax = ProductCost * XXXXXXXXXXX;} To calculate the productTax, which code segment would a developer insert at the XXXXXXXXXXX to make the value the class variable SalesTax accessible within the trigger?

SalesTax

PayTax.SalesTax

PaymentTax.SalesTax

OpportunityLineItemTngger.SalesTax

157、In which two trigger types can a developer modify the new sObject records that are obtained by the trigger.new context? Choose 2 answers

After insert

After update

Before update

Before insert

158、A developer must write an Apex 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 succesfully perform deletions?

AccountRec.sObjectType.isDeleteable()

Schema.sObjectType.Account.isDeletable()

AccountRec.isdeletable()

Account.isDelketable()

159、A developer receives an error when trying to call a global server-side method using the @remoteAction decorator.
How can the developer resolve the error?

Change the function signature to be private static.

Add static to the server-side method signature.

A Decorate the server-side method with (static=true).

Decorate the server-side method with (static=false).

160、When using SalesforceDX, what does a developer need to enable to create and manage scratch orgs?

Production

Dev Hub

Environment Hub

Sandbox
https://developer.salesforce.com/docs/atlas.en-us.sfdx_dev.meta/sfdx_dev/sfdx_dev_scratch_orgs.htm

161、A recursive transaction is limited by a DML statement creating records for these two objects:
1. Accounts
2. Contacts
The Account trigger hits a stack depth of 16.
Which statement is true regarding the outcome of the transaction?

The transaction fails only if the Contact trigger stack depth is greater or equal to 16.

The transaction succeeds as long as the Contact trigger stack depth is less than 16.

The transaction fails and all the changes are rolled back.

The transaction succeeds and all the changes are committed to the database.

162、Which three web technologies can be integrated into a Visualforce page? Choose 3 answares

HTML (Missed)

Java

PHP

CSS (Missed)

JavaScript (Missed)

163、How should a developer create a new custom exception class?

public class CustomException extends Exception{}

CustomException ex = new (CustomException)Exception();

public class CustomException implements Exception{}

(Exception)CustomException ex = new Exception();

164、A developer uses a loop to check each Contact in a list. When a Contact with the Title of
“Boss” is found, the Apex method should jump to the first line of code outside of the for loop.
Which Apex solution will let the developer implement this requirement?

break;

Continue

Exit

165、A developer wants to import 500 Opportunity records into a sandbox. Why should the developer choose to use data Loader instead of Data Import Wizard?

Data Loader runs from the developer’s browser.

Data Import Wizard does not support Opportunities.

Data Loader automatically relates Opportunities to Accounts.

Data Import Wizard can not import all 500 records.

166、What are three considerations when using the @InvocableMethod annotation in Apex?
Choose 3 answers

A method using the @InvocableMethod annotation must define a return value.

A method using the @InvocableMethod annotation can have multiple input parameters.

A method using the @InvocableMethod annotation must be declared as static

A method using the @InvocableMethod annotation can be declared as Public or Global.

Only one method using the @InvocableMethod annotqation can be defined per Apex class.

167、Which two queries can a developer use in a visualforce controller to protect against SOQL injection Vulnerabilities? Choose 2 answers

String qryName = ‘%’ + String.enforceSecurityChecks(name)+ ‘%’; String qryString = ‘SELECT Id FROM Contact WHERE Name LIKE :qryNAme’; List queryResults = Database.query(qryString);

String qryName = ‘%’ + name ‘%’; String qryString = ‘SELECT Id FROM Contact WHERE Name LIKE
:qryNAme’; List queryResults = Database.query(qryString);

String qryName = ‘%’ + String.escpaeSingleQuotes(name)+ ‘%’; String qryString = ‘SELECT Id FROM Contact WHERE Name LIKE :qryNAme’; List queryResults = Database.query(qryString);

String qryString = ‘SELECT Id FROM Contact WHERE Name LIKE :qryNAme’; List queryResults = Database.query(qryString);

168、A developer uses a Test Setup method to create an Account named ‘Test’. The first test method deletes the Account record. What must be done in the second test method to use the Account?

Use SELECT Id from Account where Name=’Test’

Restore the Account using an undeleted statement

The Account cannot be used in the second test method

Call the Test Setup method at the start of the test

169、A developer needs to implement a custom SOAP Web Service that is used by an external Web Application.
The developer chooses to Include helper methods that are not used by the Web Application In the Implementation of the Web Service Class.
Which code segment shows the correct declaration of the class and methods?
A)

B)

C)

D)

Option A

Option B

Option C

Option D

170、A developer wants to retrieve the Contacts and Users with the email address ‘[email protected]’.
Which SOSL statement should the developer use?

FIND {[email protected]} IN Email Fields RETURNING Contact (Email), User (Email)

FIND {Email = ‘[email protected]’} IN Contact, User

FIND {Email = ‘[email protected]’} RETURNING Contact (Email), User (Email)

FIND Email IN Contact, User FOR {dev2uc.com}

171、A developer must troubleshoot to pinpoint the causes of performance issues when a custom page loads in their org.
Which tool should the developer use to troubleshoot?

AppExchange

Salesforce CLI

Visual Studio Core IDE

Developer Console

172、An Apex method, getAccounts, that returns a List of Accounts given a searchTerm, is available for Lightning Web components to use.
What is the correct definition of a Lightning Web component property that uses the getAccounts method?

Option A

Option B

Option C

Option D

173、Which process automation should be used to send an outbound message without using Apex code?

Workflow Rule

Process Builder

Approval Process

Flow Builder

174、A developer needs to create a custom Interface in Apex.
Which three considerations must the developer keep in mind while developing the Apex Interface?
Choose 3 answers

The Apex class must be declared using the interface keyword.

A method implementation can be defined within the Apex Interface.

The Apex interface class access modifier can be set to Private, Public, or Global.

A method defined In an Apex Interface cannot have an access modifier.

New methods can be added to a public interface within a released package.

175、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?

Apex Triggers

HTTP Callouts

Apex Controllers

Anonymous Blocks

176、Einstein Next Best Action Is configured at Universal Containers to display recommendations to internal users on the Account detail page.
If the recommendation is approved, a new opportunity record and task should be generated. If the recommendation is rejected, an Apex method must be executed to perform a callout to an external system.
Which three factors should a developer keep Hi mind when implementing the Apex method?
Choose 3 answers

The method must use the @AuraEnabled annotation.

The method must use the@Future annotation.

The method must use the @invocableMethod annotation.

The method must be defined as static.

The method must be defined as public.

177、A developer needs to confirm that an Account trigger is working correctly without changing the organization’s data.What would the developer do to test the Account trigger?

Use the Test menu on the developer Console to run all test classes for the account trigger.

Use the New button on the Salesforce Accounts Tab to create a new Account record.

Use the Open Execute Anonymous feature on the Developer Console to run an ‘insert Account’ DML statement.

Use Deply from the Force.com IDE to deploy an ‘insert Account’ Apex class.

178、Universal Containers wants Opportunities to no longer be editable when it reaches the Closed/Won stage.
Which two strategies can a developer use to accomplish this?
Choose 2 answers

Use the Process Automation settings.

Use an after-save flow.

Use a trigger.

Use a validation rule.

179、A lead object has a custom field Prior_Email__c. The following trigger is intended to copy the current Email into the Prior_Email__c field any time the Email field is changed:

Which type of exception will this trigger cause?

A null reference exception

A compile time exception

A DML exception

A limit exception when doing a bulk update

180、

Which two examples above use the system. debug statements to correctly display the results from the SOQL aggregate queries? Choose 2 answers