Hello Kinini. Please help this questions.
Please read chapter 7 ( Infrastructure, Cloud Computing, Metrics and Business Continuity Building and Sustaining the Dynamic Enterprise)
1. What are the four types of a tiered infrastructure?
2. What additional features does platform-as-a-service (PaaS) offer beyond software-as-a-service (SaaS)?
3. How do efficiency and effectiveness metrics differ?
4. Briefly describe the 6 phases of Business Continuity Planning
5. Why do organizations implement a disaster recovery plan before testing it?