Cloud computing refers to Internet-based applications and services provided by data centres located all over the world, collectively known as the "cloud."
Cloud computing is a sort of computing that allows users to access their data and applications from any location on the planet.
Online backup services, social networking services, and personal data services like Apple's MobileMe are all examples of cloud computing.
What are the advantages of cloud computing?
- lower costs of operating
- massive scalability
- access to the most up-to-date hardware and software in a timely manner
- quicker connectivity between cloud-based services and to end users
- secure underlying infrastructure
- more secure and redundant underlying architecture than most enterprise data centres
What are the disadvantages of cloud computing?
- complicated price structure
- probably restrictive egress fees
- can necessitate particular knowledge of data residency, requirements, and cloud security models
- resrictions on instance configuration options
- limited customer support.