Understanding Cloud Computing by Lloyd

Definitions of Cloud computing:
Cloud computing is basically Internet-based computing, whereby shared resources, software and information are provided to computers and other devices on-demand, like electricity.
Life before cloud computing
Traditional business applications have always been very complicated and expensive. The amount and variety of hardware and software required to run them are daunting. You need a whole team of experts to install, configure, test, run, secure, and update them.
When you multiply this effort across dozens or hundreds of apps, it’s easy to see why the biggest companies with the best IT departments aren’t getting the apps they need. Small and mid-sized businesses don’t stand a chance.
Cloud computing: a better way
With cloud computing, you eliminate those headaches because you’re not managing hardware and software. The shared infrastructure means it works like a utility: You only pay for what you need, upgrades are automatic, and scaling up or down is easy.
Cloud-based applications can be up and running in days or weeks, and they cost less. With a cloud application, you just open>>> a browser, >>>log in, >>>customize the application, >>>and start using it.
Businesses are running all kinds of apps in the cloud, like customer relationship management (CRM), HR, accounting, and much more. Some of the world’s largest companies moved their applications to the cloud.
As cloud computing grows in popularity, thousands of companies are simply rebranding their non-cloud products and services as “cloud computing.” Always dig deeper when evaluating cloud offerings and keep in mind that if you have to buy and manage hardware and software, what you’re looking at isn’t really cloud computing but a false cloud.
Clouding:
The aim of clouding computing cannot be over emphasis compare to it importance, which are
A cloud can be private or public. A public cloud sells services to anyone on the Internet. (Currently, Amazon Web Services is the largest public cloud provider.) A private cloud is a proprietary network or a data center that supplies hosted services to a limited number of people. When a service provider uses public cloud resources to create their private cloud, the result is called a virtual private cloud. Private or public, the goal of cloud computing is to provide easy, scalable access to computing resources and IT services.
IMPORTANT OF CLOUD COMPUTING
It’s Cheap
Cloud hosting is super-cheap compared to traditional dedicated hosting. A cloud-based server doesn’t take up space in racks, doesn’t required dedicated hardware, or any of the other costly stuff that physical servers require. Instead, one uber-powerful server can host several virtual servers, thus cutting down on costs at the data center, which gets passed to us.
On top of that, a lot of cloud hosting providers only charges you for what you use. If you only need a server for a few days / weeks for testing, you only need to pay for the time it was up and running. No commitments, no monthly charges whether you use the server or not.
It’s Easy to Setup
Since basically everything is virtual, the cloud server can be up and running in a minutes. There’s no hardware to plug into a rack, no servers to purchase, none of that at your cost. You just (essentially) tell the hosting provider you want a server, and they create it for you. This means that you can create and destroy servers as you need them, without having to make all sorts of plans in advance or waiting around.
It’s highly scalable
One of the biggest draw-backs with dedicated hosting (or shared for that matter) is that you can’t scale easily, or even at all. You get a server with a certain amount of RAM and disk space, and whatever CPU happened to be installed, and you’re stuck. If you want to add more RAM, you usually end up paying through the nose for it… same with disk space. And if you want a newer CPU, you get a new server.
A good example is when your application gets a traffic spike and your machine gets overloaded. How fast can you get another server set up to accommodate the load? At best, with dedicated hosting, 24 hours, and then you’ve still got to set everything up and possibly deal with load balancers, etc. Say you go ahead and do that, and the traffic spike drops after a month. What now? You’ve got way more computing power than you need, and you probably can’t get rid of the extra server easily… so you’re stuck with it (more money, more problems).
Well, this doesn’t happen with cloud servers. If you get a traffic spike, you simply scale the server up. More often than not, you simply need more RAM to deal with high load on your server. Guess what? Since your cloud server is virtualized, more RAM is only a matter of having the hosting provider allocate it to your machine. This usually involves a few clicks in a web interface, and a few more minutes for the scaling to happen. Even better, when you no longer need the extra resources, you can just as easily scale down. No headaches and you don’t need to spend more money to do it.
Reduced Staff Strength
Cloud Computing can also help your company by reducing the number of staff you are currently using in a great measure,
Less Congestion
One of the major aims of Cloud Computing for a Company is that, it reduces the space on your data Center; in this situation you don’t need hardware that consumes space in your data center. You just need hardware if you are requesting for a Private cloud. In this kind of environment, the datacenter will be as free as air. Looking at Clouding in the real live scenario, it is not just the cost reduction, but the reduction of headache. I tell you that it is much easier managing cloud computing than a fully populated data center. I sincerely recommend cloud Computing, this is the coming future in the world of IT.

There are so many Companies who are currently into it, IBM, NetApp, VMware, Sun Microsystems and Salesforce, however this is not limited to the hundreds out there who have proven there capacity in Cloud Computing. IT in Nigeria is still looking toward embracing it fully. I encourage investors to exploit this wonderful opportunity and make good use of it.

For more details and the full version of this article, kindly check www.lloydit.webs.com

Regards
Lloyd

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