A cloud service is any resource that is provided over the Internet to customers.Different models cater to different kinds of requirements, and can achieve different business objectives. A simple search and you may find internet hits with number of cloud services over the internet which is help customer to accomplish their need very efficiently.
There are three basic kinds of cloud service models.They are,
Cloud computing is the practice of using a network of remote servers hosted on the Internet to store, manage, and process data, rather than a local server or a personal computer.
Cloud computing is comparable to grid computing and it is working based on multitenancy (Multitenancy is a reference to the mode of operation of software where multiple independent instances of one or multiple applications operate in a shared environment.)
What is Chatter?
Chatter is a brand-new way to collaborate at work. Because status information about people and important projects is automatically pushed to users, Chatter makes it easy connect with the people and information they care about most.