Cloud computing is an internet based new age computer technology. It is the next stage technology that uses the clouds to provide the services whenever and wherever the user need it.It provides a method to access several servers world wide.
Some of the essential characteristics of cloud computing include:
Communications as a Service (CaaS) is one of the categories of cloud computing services is a solution available on lease from a single vendor for enterprise communication. It includes communication services such as VOIP (voice-over internet protocol), instant messaging services, video-conferencing applications etc.
It is also a layer in cloud architecture. This model is built on the infrastructure model and provide resources like computers, storage and network. It is responsible to provide complete virtualization of the infrastructure layer, make it look like a single server and invisible for outside world.
The main benefits of cloud computing are:
Security plays a vital role with any application and service used by the user. All organizations are always concerned about the security provided with the cloud. There are levels of security which are provided along with cloud environment:
The parts of the cloud ecosystem that determine how you view the cloud architecture are:
Following are the mostly used large cloud providers and databases:
Hybrid cloud is a cloud computing environment which is basically a composition of two or more clouds. It can be a combination of private and community, or private and public and so on. It is bound together and offers the benefit of multiple deployment models. Hybrid cloud also has the ability to connect collocation, dedicated and/or managed services with cloud resources.