Abstract:
With the development of parallel computing, distributed computing,
grid computing, a new computing model appeared. The concept of computing comes
from grid computing and SaaS.It is a new method that shares basic frame work.
The basic principle of cloud computing is to make the computing be assigned in
a great number of distributed computers, rather than local computer or remote
server. The running of the enterprise’s data center is just like internet. This
makes the enterprise use the resource in the application that is needed, and
access computer and storage system according to the requirement. It does not
need user’s high level development. This paper introduces the background and
principle of cloud computing.
This paper also
introduces the application field the merit of cloud computing. It provides
secure and dependable data storage center, so user needn’t do the awful things
such as storing data and killing virus, this kind of task can be done by
professionals. It can realize data share
through different equipment’s. It analyses some questions and hidden troubles
and puts forward some solutions and discusses the future of cloud computing.
Cloud computing is a computing style that provides power referenced with IT as
a service. User can enjoy the service even he knows nothing about the
technology of cloud computing and the professional knowledge in this field and
the power to control it.
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