The possible delivery and deployment models that DSI should adopt for a cloud-based OSDS. This should include:

1. The advantages and disadvantages of using either an IaaS or PaaS approach for the OSDS, (20 marks) and
2. The possible architecture(s) that could be used to deploy the OSDS (20 marks).
3. Should the Board consider the use of an Cloud Edge solution for the OSDS? What advantages and disadvantages would the Edge give to the OSDS? (20 marks)
4. The OSDS software architecture uses a monolithic approach to design, while a move to use the Edge will require many applications and web services to be redesigned as microservices.
5. Explain the differences between monolithic and microservice architectures to the DSI Board using an example (20 marks).
6. Describe the advantages and disadvantages of these two styles of software architecture (20 marks)
7. Your recommended approach for delivery and deployment of the OSDS, including the reasoning for your recommendation (20 marks).

the report should be lengthy and detailed.