Introduction and Learning Objectives

This chapter provides a comprehensive exploration of the cloud computing landscape. We embark on a journey through the history of cloud computing, from its conceptual origins to its transformative impact on the modern IT industry. Delving into the various types of cloud services, we demystify the distinctions between Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS). Additionally, the chapter elucidates the intricacies of cloud deployment models, including Public Cloud, Private Cloud, Hybrid Cloud, and Community Cloud. By the end of this chapter, you will have a solid grasp of the cloud’s evolution, its diverse service models, and the strategic considerations in choosing the right deployment model for specific business needs.

By the end of this chapter, you should be able to:

• Discuss the meaning and importance of cloud and its major services
• Explain different cloud deployment models
• Familiarize yourself with the characteristics and procedures necessary for deploying widely-used services across popular cloud platforms