Understanding Cloud Computing
Cloud computing refers to any type of computing services provided over the Internet. It has become quite popular in recent years. Cloud computing is very cheap and sometimes free, although there are some security concerns.
Three common services are provided through the cloud:
• Software-as-a-Service (SaaS) Also known as on-demand software, SaaS provides users with access to software or applications over the Internet. For example, Google provides several applications through the cloud, including Gmail for e-mail and Google Docs for other types of files, such as spreadsheets, presentations, and word processing documents. Users access the applications using a web browser providing support for different operating systems. ...
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