on-premise has poor data security

Teams can collaborate from widespread locations

in cloud computing there's automatic software updates

A lot huge space for servers

Disaster recovery is in

Cloud Computing
Is the delivery of computing services including
servers, storage, databases, networking, software, analytics, and intelligence without the Internet to offer faster innovation, flexible resources, and economies of scale.

companies can ....
access to anything from applications to storage from a cloud service provider.

Rather than renting their computing infrastructure or data centres, companies can own
access to anything from applications to storage from a cloud service provider

Companies can avoid the upfront cost and complexity of owning and maintaining their own
IT infrastructure, and instead simply pay for what they use, when they use it

Any device with an internet connection can access the cloud

A fundamental concept behind cloud computing is that the location of the service, and many
of the details such as the hardware or operating system on which it is running, are largely
relevant to the user

The metaphor of the cloud was borrowed from old telecoms network schematics, in which the
public telephone network (and later the internet) was represented as a cloud to denote that the
location matter

cloud computing can be categorized as deployment model and service model

virtual machines are an example of

May be managed by the organization or a third party

Retains high degree of control, privacy and security

Owned and managed by service provider

Easy and inexpensive setup, because hardware, applications and bandwidth costs are covered by the
provider.

Operated solely for an organization