PDII無料問題集「Salesforce Certified Platform Developer II (PDII)」

質問 1

Refer to the following code snippets:
A developer is experiencing issues with a Lightning web component. The component must surface information about Opportunities owned by the currently logged-in user.

When the component is rendered, the following message is displayed: "Error retrieving data".
Which modification should be implemented to the Apex class to overcome the issue?

（A）Use the Continuation=true attribute in the Apex method.

（B）Use the Cacheable=true attribute in the Apex method,

（C）Edit the code to use the w. cut sharing keyword in the Apex class.

（D）Ensure the OWD for the Opportunity object is Public.

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 2

Consider the controller code below that is called from an Aura component and returns data wrapped in a class.

The developer verified that the queries return a single record each and there is error handling in the Aura component, but the component is not getting anything back when calling the controller getSemeData.
'What is wrong?

（A）The member's Kame and option of the class MyDataWrapper should be annotated with @AuraEnabled also.

（B）Instances of Apex classes, such as MyDatsWrapper, cannot be returned to a Lightning component.

（C）The member's Name and option should not have getter and setter.

（D）The member's Name and option should not be declared public.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 3

Universal Containers develops a Visualforce page that requires the inclusion of external JavaScript and C55 files. They want to ensure efficient loading and caching of the page.
Which feature should be utilized to achieve this goal?

（A）Static resources

（B）ActionFunction

（C）RemoteAction

（D）PageBlockTable

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 4

The use of the transient keyword in Visualforce page controllers helps with which common performance issue?

（A）Reduces view state

（B）Reduces load times

（C）Improves query performance

（D）Improves page transfers

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 5

A developer created a Lightning web component that uses a Lightning_record_edit_fom to collect Information about Leads. Users complain that they only see one error message at a time about their input when trying to save a Lead record.
Which best practice should the developer use to perform the validations on more than one held, thus allowing more than one error message to be displayed simultaneously?

（A）Client_side validation

（B）Next Best Action

（C）Apex REST

（D）Custom validation rules

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 6

Universal Containers uses a custom Lightning page to provide a mechanism to perform a step-by-step wizard search for Accounts. One of the steps in the wizard is to allow the user to input text into a text field, ERF Number_c, that is then used in a query to find matching Accounts.

Which step should be taken to resolve the issue?

（A）Move the SO0L query to within an asynchronous process.

（B）Mark the ERP_Numker = field as an external 10.

（C）Perform the SOQL query as part of a for loop.

（D）Mark the ERP_Number__ c field as required.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 7

Refer to the test method below:

The test method calls an @future method that increments the
Number_of_Times_Viewed__c value. The assertion is failing because the
Number of Times Viewed_c equals 0.
What is the optimal way to fix this?

（A）Add rest.staztTest() before and Test.stopTess() after AuditUcil.incrementViewed.

（B）Change the initialization to acct. Number_Of_Times_Viewed_c = 1.

（C）Add Test.atartTeat() before and Teat.stopTest() after inser= acct.

（D）Change the assertion to system.asserciquals (0, acctAfter Number _Cf_Timea_Viewed__c).

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 8

Which statement is considered a best practice for writing bulk safe Apex triggers?

（A）Add records to collections and perform DML operations against these collections.

（B）Perform all DML operations from within a future method.

（C）Use the Database methods with allorNone set to £21s= instead of DML statements.

（D）Add LIMIT 50000 to every SOQL statement.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 9

A Lightning web component exists in the system and displays information about the record in context as a medal. Salesforce administrators need to use this component within the Lightning App Builder, Which two settings should the developer configure within the xml resource file?
Choose 2 answers

（A）Specify the target to be lightning_AppPage

（B）Set the IsExposed=d attribute to true.

（C）Specify the target to be lightning_RecordPage

（D）Set the IsVisible attribute to true

正解：B、C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 10

A Visualforce page needs to make a callout to get billing information and tax information from two different REST endpoints. The information needs to be displayed to the user at the same time and the return value of the billing information contains the input for the tax information callout. Each endpoint might take up to two minutes to process.
How should a developer implement the callouts?

（A）An HTTP REST callout for both the billing callout and the tax callout

（B）A Continuation for both the billing callout and the tax callout

（C）A Continuation for the billing callout and an HTTP REST callout for the tax callout

（D）An HTTP REST callout for the billing callout and a Continuation for the tax callout

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

PDII 無料問題集「Salesforce Certified Platform Developer II (PDII)」

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