Workflow Syncronous and Async mode.

Workflow triggers in Sync /Async Mode
Local Sync mode : through Run time /Scripting , Means when WF is processed inside OM then it is called to be in Syncronous mode.

Async mode : Through Workflow Process Mangercomponet.

Remote Sync : We need to use Submit Request Component with Sync Parameter

Remote async : No need to set sync parameter in Submit Request Componet.