Blue Flame Labs Interview Questions and Answers

Workflow is an automated process that helps to streamline business operations and improve efficiency.

• Workflow is a series of steps that automate a business process.

• It can be used to automate tasks such as sending emails, updating records, and creating tasks.

• Workflows can be triggered by specific events or conditions, such as when a record is created or updated.

• Salesforce provides a visual interface for creating an...read more

Trigger context refers to the execution context of a trigger in Salesforce.

• Trigger context provides information about the record(s) that caused the trigger to execute.

• It includes details like the trigger event type, the old and new versions of the records, and the user who caused the trigger to execute.

• The trigger context is accessed using the Trigger class in Apex.

• Example: Trigger context can be used to perform s...read more

Salesforce architecture is a multi-layered framework that allows for customization and scalability.

• Salesforce architecture consists of four layers: presentation, logic, data, and storage.

• The presentation layer is responsible for the user interface and user experience.

• The logic layer contains the business rules and processes.

• The data layer stores the data and manages relationships between objects.

• The storage layer ...read more

Salesforce backend follows a similar pattern to MVC architecture.

• Salesforce backend is divided into three layers: Model, View, and Controller.

• Model layer contains the data and business logic.

• View layer is responsible for rendering the user interface.

• Controller layer handles user input and communicates with the Model and View layers.

• Apex is used for the Controller layer and SOQL for the Model layer.

• Visualforce is u...read more

Visualforce is a page-centric model while Lightning Component is a component-centric model.

• Visualforce is based on a page-centric model while Lightning Component is based on a component-centric model.

• Visualforce uses a server-side controller while Lightning Component uses a client-side controller.

• Visualforce is built using Apex and Visualforce markup language while Lightning Component is built using JavaScript and...read more

Yes, we can use trigger.new() in before & after trigger.

• In before trigger, trigger.new() returns the records that are about to be saved.

• In after trigger, trigger.new() returns the records that have been saved.

• We can use trigger.new() to access and manipulate the records in the trigger context.

Before trigger runs before the record is saved to the database, while after trigger runs after the record is saved.

• Before trigger is used to update or validate record values before they are saved to the database.

• After trigger is used to perform additional actions after the record is saved to the database.

• Before trigger can be used to prevent certain changes from being made to a record.

• After trigger can be used to ...read more

Master-detail relationship is a parent-child relationship where the child record cannot exist without the parent record. Lookup relationship is a simple association between two objects.

• Master-detail relationship is a stricter relationship than lookup relationship.

• Master-detail relationship is used when there is a parent-child relationship between two objects.

• In master-detail relationship, the child record inherits...read more