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

質問 1

As part of point-to-point integration, a developer must call an external web service which, due to high demand, takes a long time to provide a response. As part of the request, the developer must collect key Inputs from the end user before making the callout. Which two elements should the developer use to Implement these business requirements?
Choose 2 answers

（A）Process Builder

（B）Apex method that returns a Continuation object

（C）Lightning web component

（D）Screen Flow

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 2

A developer is working on an integration between Salestorce and an external system. The integration requires sending a large amount of data to the external systern, which can cause long response times and timeouts.
To optimize the performance and avoid timeouts, which technique should be used?

（A）Implement an asynchronous callout using the Continuation class,

（B）Use the @future annotation to make the callout asynchronous.

（C）Increase the timeout limit in the callout options,

（D）Use a chained batch Apex to split the data into smaller batches.

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

A developer is writing a Jest test for a Lightning web component that conditionally displays child components based on a user's checkbox selections.
What should the developer do to properly test that the correct components display and hide for each scenario?

（A）Create a new jsdom instance for each test.

（B）Add a teardown block to reset the DOM after each test.

（C）Create a new describe block for each test.

（D）Reset the DOM after each test with the after Each() method.

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 4

A developer is trying to decide between creating a Visualforce component or a Lightning component for a custom screen.
Which functionality consideration impacts the final decision?

（A）Will the screen be accessed via a mobile app?

（B）Does the screen need to be accessible from the Lightning Experience UI?

（C）Does the screen need to be rendered as a PDF without using a thirdparty application?

（D）Will the screen make use of a JavaScript framework?

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 5

A developer is creating a Lightning web component that displays a list of records in a lightning-datatable.
After saving a new record to the database, the list is not updating.

What should the developer change in the code above for this to
happen?

（A）Call rafrasnApex() ON this.dazta.

（B）Create a variable to store the result and call refreshpex().

（C）Create a new variable to store the result and annotate it with @track.

（D）Add the @track decorator to the data variable.

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 6

Which statement is true regarding savepoints?

（A）Reference to savepoints can cross trigger invocations.

（B）Savepoints are not limited by DML statement governor limits.

（C）You can roll back to any savepoint variable created in any order.

（D）Static variables are not reverted during a rollback.

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 7

Recently, users notice that fields that were recently added for one department suddenly disappear without warning.
Which two statements are true regarding these issues and resolution?
Choose 2 answers

（A）The administrators are deploying their own Change Sets, thus deleting each other's fields from the objects in production.

（B）Page Layouts should never be deployed via Change Sets, as this causes Field-Level Security to be reset and fields to disappear.

（C）A sandbox should be created to use as a unified testing environment instead of deploying Change Sets directly to production.

（D）The administrators are deploying their own Change Sets over each other, thus replacing entire Page Layouts in production.

正解：C、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 8

A developer is building a Lightning web component that retrieves data from Salesforce and assigns it to the record property.

What must be done in the component to get the data from Salesforce?

（A）

（B）

（C）

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 9

Universal Containers decided to use Salesforce to manage a new hire interview process. A custom object called Candidate was created with organization-wide defaults set to Private. A lookup on the Candidate object sets an employee as an Interviewer.
What should be used to automatically give Read access to the record when the lookup field is set to the Interviewer user?

（A）The record can be shared using a permission set.

（B）The record cannot he shared with the current setup.

（C）The record can be shared using a sharing rule.

（D）The record can be shared using an Apex class.

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 10

Assuming the CreateOneAccount class creates one account and implements the Queueable interface, which syntax properly tests the Apex code?

（A）