discussion week 1

I have a discussion and Assignment to do for this week. Everything need to be done in APA format. Attaching the sample APA. Need two copies of this.

Explain how Cloud Service Models (IaaS, SaaS, PaaS) and How Microsoft Office 365, Azure Fit In?

Explain the AWS?

Read SP 1800-4 DRAFT Mobile Device Security: Cloud and Hybrid Builds then write a summary for this publication

Discuss the most critical cloud computing challenges pertaining to mostly cloud consumers that use IT resources located in public clouds. Respond to two of your course mates. The original post must be a minimum of 400 words and the other two posts (response to your course mates) must be a minimum of 200 words each.