PDI Practice Exam Questions and Answers

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?

Universal Containers wants to back up all of the data and attachments in its Salesforce org once a month.

Which approach should a developer use to meet this requirement?

A developer wrote Apex code that calls out to an external system using REST API.

How should a developer write the test to prove the code is working as intended?

Universal Hiring uses Salesforce to capture job applications. A salesforce administrator created two custom objects; Job__c acting as the master object, Job_Application__c acting as the detail.

Within the Job__c object, a custom multi-select picklist, Preferred Locations__c, contains a list of approved states for the position. Each Job_Application__c record relates to a Contact within the system through a master-detail relationship.

Recruiters have requested the ability to view whether the Contact's Mailing State value matches a value selected on the Preferred_Locations_ c field, within the Job_Application__c record. Recruiters would like this value to be kept in sync if changes occur to the Contact's Mailing State.

What is the recommended tool a developer should use to meet the business requirement?

Which annotation exposes an Apex class as a RESTful web service?

A developer needs to make a custom Lightning Web Component available in the Salesforce Classic user interface. Which approach can be used to accomplish this?

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?

If Apex code executes inside the =x=cuz=() method of an Apex class when implementing the Batchable interface, which two statements are true regarding governor limits?

Choose 2 answers

A developer creates a Lightning web component that imports a method within an Apex class. When a Validate button is pressed, the method runs to execute complex validations.

In this implementation scenario, which two options are part of the Controller according to the MVC architecture?

Choose 2 answers

For which three items can a trace flag be configured? Choose 3 answers