Basically cloud computing is a type of computing in which
resources, information and applications are supervised in virtual environment.
The word “cloud” particularly indicate the structure and nature of the cloud
computing. Cloud computing consist of virtual hosted environment which let
users to connect to the services which hosted on the internet. One of the best
example of cloud computing is Google Apps. As organizations no need to install
any word processing software, any in house email servers, many IT or networking
professionals, and above all it is cost saving. Google Apps gives access to all
the services like: emailing, website hosting, Word or Excel document creation
or editing, and a lot more directly with the help of a web browser. The advantages
of using cloud computing is that it increases productivity, security, cuts down
your IT costs and data backup.
Different
Variations Of Cloud Computing:
1. IaaS
(Infrastructure as a Service)
What is actually infrastructure as a service? You basically outsourced and you do
not need to expend on costly equipments. Instead of expending on such costly
equipments like: servers, hard drives, and other networking equipment, get the
services of any good cloud management company
and save your money.
2. PaaS (Platform
as a Service)
All the applications work on the cloud server need to be
hosted on cloud servers. Any of the organization who is selling cloud
applications should use PaaS to "host" the sold applications and will
require running them on cloud servers instead of an in-house server.
3. SaaS (Software
as a Service)
Cloud applications are not sold in bulk licenses; you
always pay for cloud applications or cloudmanagement software on per user basis. This help out small business
very well as they do not need to purchase licenses for applications they might rarely
use. They do not need to purchase 10 or 15 licenses they only pay when they
need to use that software.
What making this newly implemented technology very
popular is the customized environment of cloud computing. It is modernizing the
techniques on which networking and daily computing is run. Without any doubt cloud
computing is bringing a great change for both the users and for cloud
companies.
Cloud Computing
Disadvantages
While there are so many advantages of cloud computing but
there are also some disadvantages of cloud computing, in particular to online
storage and user applications. An organization which uses cloud computing to
host their email, Word or Excel documents, and other applications can experience
a shut down if Cloud Company has any downtime ever. This is something that actually
happened in 2009, when Gmail and Google Apps were down at the same time for many
hours. After this incident confidence in cloud computing stalled a bit, but
after that Google has assured it will not happen again in the future. There are
more than 1million users around the world that are using Google Apps services and
there is no-doubt that they are the leader in cloud computing applications.
Benefits Of Cloud
Computing
I think advantages of the cloud computing are more than
the disadvantages. As more and more technologies are developing in cloud computing,
so the disadvantages are gradually becoming obsolete. I must say that cloud
computing is in its early age and many new technologies in cloud computing are
growing, so I am pretty sure one day we all will be using the cloud and desktop
computing or In-house IT hosting will become a past.
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