What is Cloud Computing? What are its features?

Cloud computing is the use of computing resources (hardware and software) that are delivered

as a service over a network (typically the Internet). The “cloud” in cloud computing can be

defined as the set of hardware, networks, storage, services, and interfaces that combine to

deliver aspects of computing as a service.

Cloud services include the delivery of software, infrastructure, and storage over the Internet. Most of the cloud computing has following features:

1. It's virtual
2. It can be secure
3. It's flexible and scalable
4. It can be affordable
5. It can be secure and affordable