This document provides an overview of cloud computing versus traditional computing. It discusses the history of cloud computing concepts dating back to the 1950s. The key components of cloud computing are clients, distributed servers, and data centers. The main service models of cloud computing are Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS). The document outlines some of the main differences between cloud and traditional computing such as on-demand access and management by the provider. It also discusses some risks of cloud computing like outages and data migration issues.
7. History….
• Concept evolved in 1950(IBM) called RJE (Remote Job Entry
Process).
• In 2006 Amazon provided First public cloud AWS(Amazon Web
Service).
16. Major difference….
• Cloud Computing is sold on demand
• The service is managed by the provider
• User can determine the amount of service they take
• Users can log on to the network from any computer in
the world
17. Risks in Cloud Computing
• Take a long time to resolve.
• Terms and condition issue
• You are dependent on cloud computing provider.
• Data migration issues when changing cloud provider
• What happens if your cloud provider goes out of business?
18. • Amazon's failures: (April 22, 2011)
Quora.com, Reddit.com, GroupMe.com and Scvngr.com unable to
access.
• Microsoft online services hit by major failure:
(September 9, 2011)
Hotmail, Office 365 and Skydrive
Failures of cloud