PDI試験無料問題集（205題）「Salesforce Platform Developer I (PDI) 認定」

出題：1

A developer wants to improve runtime performance of Apex calls by caching results on the client.
What is the most efficient way to implement this and follow best practices?

A. Decorate the server-side method with @AuraEnabled(cacheable=true).

B. Call the setStorable() method on the action in the JavaScript client-side code.

C. Set a cookie in the browser for use upon return to the page.

D. Decorate the server-side method with @AuraEnabled(storable=true).

正解：A 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：2

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 query performance?

A. Developer Console

B. AppExchange

C. Setup Menu

D. Visual Studio Code IDE

正解：A 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：3

What are two use cases for executing Anonymous Apex code?
Choose 2 answers

A. To add unit test code coverage to an org

B. To delete 15,000 inactive Accounts in a single transaction after a deployment

C. schedule an Apex class to run periodically

D. To run a batch Apex class to update all Contacts

正解：B,D 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：4

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 successfully perform deletions?

A. accountRec, isDeletable()

B. accuntRec, sObjectType,isDeletable()

C. Account,isDeleteable

D. Schema,sObjectType,Account, isDeletable ()

正解：D 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：5

Which annotation should a developer use on an Apex method to make it available to be wired to a property in a Lightning web component?

A. @AuraEnabled

B. @RemoteAction (cacheable-true)

C. @AuraEnabled(cacneable=true)

D. @RemoteAction

正解：C 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：6

Which exception type cannot be caught?

A. LinkException

B. CelloutException

C. custom exception

D. NoAccessException

正解：A 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：7

The orderHelper class is a utility class that contains business logic for processing orders. Consider the following code snippet:
Public class without sharing orderHelper {// code implementation
}
A developer needs to create a constant named delivery_multiplier with a value of 4.15. The value of the constant should not change at any time in the code.
How should the developer declare the delivery multiplier constant to meet the business objectives?

A. decimal DELIVERY_MULTIPLIER = 4.15;

B. static final decimal DELIVERY_MULTIPLIER = 4.15;

C. static decimal DELIVERY_MULTIPLIER = 4.15;

D. constant decimal DELIVERY_MULTIPLIER = 4.15;

正解：B 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：8

A developer created this Apex trigger that calls MyClass.mystaticMethod:
The developer creates a test class with a test method that calls MyClass.myStaticMethod directly, resulting in
81% overall code coverage What happens when the developer tries to deploy the trigger and two classes to production, assuming no other code exists?

A. The deployment passes because both classes and the trigger were included in the deployment.

B. The deployment passes because the Apex code has the required >75% code coverage.

C. The deployment fails because the Apex trigger has no code coverage.

D. The deployment fails because no assertions were made in the test method.

正解：C 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：9

A custom picklist field, Pool Preference , exists on a custom object. The picklist contains the following options: 'Vegan', 'Kosher', 'No Preference'. The developer must ensure a value is populated every time a record is created or updated.
What is the optimal way to ensure a value is selected every time a record is saved?

A. Mark the field as Required on the field definition.

B. Mark the field as Required on the object's page layout.

C. Write an Apex trigger to ensure a value is selected,

D. Set "Use the first value in the list as the default value" to True.

正解：A 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：10

The following code snippet is executed by a Lightning web component in an environment with more than
2,000 lead records:

Which governor limit will likely be exceeded within the Apex transaction?

A. Total number of records processed as a result of DML statements

B. Total number of DML statements issued

C. Total number of SOOL quires issued

正解：A 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：11

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?

A. Data Loader runs from the developer's browser.

B. Data Import Wizard does not support Opportunities.

C. Data Loader automatically relates Opportunities to Accounts.

D. Data Import Wizard can not import all 500 records,

正解：B 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：12

Which three resources in an Aura component can contain JavaScript functions?
Choose 3 answers

A. Design

B. Helper

C. Renderer

D. Controller

E. Style

正解：B,C,D 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：13

A lead developer creates a virtual class called "OrderRequest". Consider the following code snippet:
Public class CustomerOrder {
//code implementation
}
How can a developer use the OrderRequest class within the CustomerOrder class?

A. Extends (class="OrderRequest"}public class CustomerOrder

B. @Implements (class="OrderRequest")public class Customerorder

C. public class CustomerOrder implements Order

D. public class CustomerOrder extends OrderRequest

正解：D 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：14

A developer is asked to write helper methods that create test data for unit tests.

What should be changed in the TestUtils class so that its methods are only usable by unit test methods?

A. Add @istest above line 01.

B. Remove static from line 03.

C. @isTest above line 03.

D. Change public to private on line 01.

正解：A 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

PDI試験無料問題集「Salesforce Platform Developer I (PDI) 認定」