Introduction to Cloud Computing

Cloud computing is internet-based computing whereby shared resources, software and information are provided to computers and other devices on-demand, like the electricity grid.

Cloud computing is a culmination of numerous attempts at large-scale computing with seamless access to virtually limitless resources.

On-demand computing, utility computing, ubiquitous computing, autonomic computing, platform computing, edge computing, elastic computing and grid computing.

A number of characteristics define cloud data, applications services and infrastructure:

  • Remotely hosted: Services or data are hosted on a remote infrastructure.
  • Ubiquitous: Services or data are available from anywhere.
  • Commodified: The result is a utility computing model similar to traditional of traditional utilities, like gas and electricity; you pay for what you need!

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