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

a. The advantages and disadvantages of using either an IaaS or PaaS approach for the OSDS,  and

b. The possible architecture(s) that could be used to deploy the OSDS (20

marks).

2. Should the Board consider the use of a Cloud Edge solution for the OSDS? What advantages and disadvantages would the Edge give to the OSDS?

3. 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 micro services.

a. Explain the differences between monolithic and micro service architectures to the DSI Board using an example.

b. Describe the advantages and disadvantages of these two styles of software architecture.