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

質問 1

What is the value of the Trigger.old context variable in a before insert trigger?

（A）Undefined

（B）list of newly created sObjects without IDs

（C）null

（D）An empty list of sObjects

正解：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 2

A developer must perform a complex SOQL query that joins two objects in a Lightning component.
How can the Lightning component execute the query?

（A）Write the query in a custom Lightning web component wrapper and invoke from the Lightning component.

（B）Create a flow to execute the query and invoke from the Lightning component.

（C）Invoke an Apex class with the method annotated as @AuraEnabled to perform the query.

（D）Use the Salesforce Streaming API to perform the SOQL query.

正解：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 3

When a user edits the Postal Code on an Account, a custom Account text field named "Timezone" must be updated based on the values in a PoataliCodeToTimezcone o custom object.
Which two automation tools can be used to implement this feature?
Choose 2 answers

（A）Fast Field Updates record-triggered flow

（B）Approval process

（C）Quick actions

（D）Account trigger

正解：A、D 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

Which two actions may cause triggers to fire?
Choose 2 answers

（A）Renaming or replacing a picklist entry

（B）Updates to FeedItem

（C）Changing a user's default division when the transfer division option is checked

（D）Cascading delete operations

正解：B、D 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 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）

正解：A 解答を投票する

質問 6

Which code statement includes an Apex method named updateaccounts in the class accountcontreoller for use in a Lightning web component?

（A）import updatelccounts from '@aalesforce/apeax/AccountController':

（B）import updateiccounta from 'AccountConctroller':

（C）import updase'Accounts from

（D）import updatelccounta from 'RAccountContraller,updateiccounta';

正解：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 7

Consider the following code snippet for a Visualforce page that is launched using a Custom Button on the Account detail page layout.

When the Save button is pressed the developer must perform a complex validation that involves multiple objects and, upon success, redirect the user to another Visualforce page.
What can the developer use to meet this business requirement?

（A）Apex trigger

（B）Custom controller

（C）Controller extension

（D）Validation rule

正解：C 解答を投票する

質問 8

Universal Containers (UC) uses out-of-the-box order management, that has a Master-Detail relationship between Order and Order Line Item.
UC stores the availability date on each Order Line Item and Orders are only shipped when all of the Order Line Items are available.
Which method should be used to calculate the estimated ship date for an Order?

（A）Use a MAX Roll-Up Summary field on the latest availability date fields.

（B）Use a LATEST formula on each of the latest availability date fields.

（C）Use a CEILING formula on each of 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：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

Considering the following code snippet:

When the code executes, a DML exception is thrown.
How should a developer modify the code to ensure exceptions are handled gracefully?

（A）Implement the upsert DML statement.

（B）Remove null items from the list of Accounts.

（C）Implement Change Data Capture,

（D）Implement a try/catch block for the DML.

正解：D 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

What should a developer do to check the code coverage of a class after running all tests?

（A）Select and run the class on the Apex Test Execution page in the Developer Console.

（B）View the code coverage percentage for the class using the Overall Code Coverage panel in the Developer Console Tests tab,

（C）View the Code Coverage column in the list view on the Apex Classes page.

（D）View the Class Test Percentage tab on the Apex Class list view in Salesforce Setup.

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)

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

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