Salesforce prepway developers Pdii Release Date by Mikayla q110 vce pdf

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Exam Name:	Salesforce Certified Platform Developer II ( Plat-Dev-301 )
Exam Code:	PDII Dumps
Vendor:	Salesforce	Certification:	Developers
Questions:	161 Q&A's	Shared By:	mikayla

Question 44

Refer to the exhibit

Questions 44

Users of this Visualforce page complain that the page does a full refresh every time the Search button Is pressed.

What should the developer do to ensure that a partial refresh Is made so that only the section identified with opportunity List is re-drawn on the screen?

Options:

Enclose the DATA table within the tag.

Implement the render attribute on the tag.

Ensure the action method search returns null.

Implement the tag with immediate = true.

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Question 45

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?

Options:

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

Implement an asynchronous callout using the Continuation class,

Increase the timeout limit in the callout options,

Use the @future annotation to make the callout asynchronous.

Discussion

Question 46

A developer created a Lightning web component that uses a lightning-record-edit-form 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.

What is the recommended approach to perform validations on more than one field, and display multiple error messages simultaneously with minimal JavaScript intervention?

Options:

Try/catch/finally block

External JavaScript library

Validation rules

Apex trigger

Discussion

Question 47

Given a list of Opportunity records named opportunityList, which code snippet is best for querying all Contacts of the Opportunity's Account?

Questions 47