# Architecture

Below diagram represents the components involved and their arrangement in Question and Question set service.

1. The service module has play application and its internal actor module. 
2. Graph-engine acts as an interface between databases and service module

![inQuiry Backend Architecture and Tech Stack](https://3506001968-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FWu4HIWGkb7dD4y0Kup4W%2Fuploads%2FrA9rFcWflZ5JbOcENCbA%2FInQuiry%20Backend%20Architecture.png?alt=media\&token=a12df702-71d5-4f03-b3e5-80880cf6de15)