Salesforce Updated PDI Exam Questions and Answers by alvie

Scratch orgs are created using the Salesforce CLI (sfdx force:org:create) as part of Salesforce DX. It is specifically designed for development and testing purposes.

Why not other options?

B: Sandbox refresh is used for creating sandboxes, not scratch orgs.

C: Developer Console is used for debugging and code development but cannot create scratch orgs.

D: Workbench is a tool for API testing and data manipulation, not for scratch org creation.

References:

Salesforce CLI and Scratch Orgs

MVC: The Model-View-Controller design pattern is ideal for Salesforce development as it separates the business logic (model), user interface (view), and controller logic, ensuring scalability and maintainability.

Salesforce’s architecture inherently supports MVC, with sObjects as the model, Visualforce or Lightning components as the view, and Apex controllers as the controller.

Why not other options?

A: The Waterfall model is a development methodology, not a design framework.

B: Flux is a front-end application architecture and not relevant to Salesforce.

D: Agile is a development methodology, not a design framework.

References:

Salesforce MVC Architecture

C: The Bulk API is designed for importing or exporting large volumes of data and works efficiently in development environments, but it respects storage limits.

D: Developer and Developer Pro sandboxes have different storage limits. Developer Pro has a larger storage limit compared to a Developer sandbox.

Why not other options?

A: Bulk API does not bypass storage limits.

B: The Data Import Wizard is a web-based tool, not an application installed on your computer.

References:

Salesforce Data Import and Export

Salesforce Bulk API

Option C: Roll-up summary fields can cause triggers to fire again as they recalculate parent records.

Option D: After-save record-triggered flows can update records, which may fire triggers on those records.