What are bpmn symbols and uses?

Start Event: Represents the starting point of a process.

End Event: Represents the ending point of a process.

Task: Represents an activity performed by a person or a system in a process.

Exclusive Gateway: Represents a decision point in a process, used to route the flow of a process based on a specific condition.

Parallel Gateway: Represents a split in the process flow, allowing multiple tasks to be performed simultaneously.

Inclusive Gateway: Represents a decision point in a process, used to route the flow of a process based on multiple conditions.

Event-based Gateway: Represents a decision point in a process that is triggered by a specific event.

Message Flow: Represents the flow of a message between two activities in a process.

Data Object: Represents data involved in a process, including input, output, and intermediate data.

Pool and Lane: Used to define the participants in a process and their responsibilities.