$-$Context Diagram for Online Library management system:

one process,six data flow, three external entities

Craft a concise narrative that details the interactions depicted in the context diagram. This narrative should clarify the data flows, the nature of information exchanged, and the roles of the external entities in relation to the system.

$-$Level$-0$ Data Flow Diagram: six processes, twelve data flows, three data sources$/$sinks$,$two data stores.

Craft a detailed narrative that explains the interactions and components depicted in the Level$-0$ DFD$.$ This narrative should provide clarity on the data flows, the nature of information exchanged, the roles and functions of the processes, and the significance of the data stores.