CLOUD COMPUTING

CLOUD COMPUTING

1. Uses of remote servers

2. Accessed via the internet

3. Used to store, process and access data instead of your own hard drive

4. Delivered on demand to organisations

5. Layers of Cloud Computing

   • IaaS
     • Infrastructure as a Service: include services such as storage, networking, processing and virtualisation
     • Examples: Amazon Web Services, Google Compute Engine
   • PaaS
     • Platform as a Service: a base on which to run applications typically including an Operating System, an environment for programming, databases and virtual web servers.
     • Examples: Google Apps, Windows Azure
   • SaaS
     • Software as a Service: software is delivered on a subscription basis through the internet usually accessed by a web browser.
     • Examples: Google apps, Office365 Online

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