Data accumulation layer stores the data in an easy accessible format. The layer dramatically reduces data through filtering and selective storing.

Which is the function of data accumulation layer?

Level 4: Data Accumulation (Storage)

This level converts data-in-motion to data-at-rest. Data format is converted from network packets to database relational tables. It transforms event-based computing to query based computing. Data is also reduced through filtering and selective storage.

What is application layer in IoT?

The application layer is the interface between the IoT device and the network with which it will communicate. It handles data formatting and presentation and serves as the bridge between what the IoT device is doing and the network handoff of the data it produces.