What is 'cloud computing'? Describe in brief any three benefits of cloud computing.

Cloud computing simply means the use of computing resources (hardware and software) as a service through networks, typically the Internet. Major benefits of cloud computing are given as follows: Cloud computing reduces IT infrastructure cost of the company. Cloud computing promotes the concept of virtualization, which enables server and storage device to be utilized across organization. Cloud computing makes maintenance of software and hardware easier as installation is not required on each end user's computer.