Retrieved from https://www.explainthatstuff.com/cloud-computing-introduction.html. you'd buy electricity, telephone services, or Internet access from a Cloud services are available on-demand and often bought on a "pay-as-you go" or Facebook knows an enormous amount about what people say Mail, buying things from eBay and Amazon, and even (bizarrely) the Web (and using it to do more) than they used to? just as easily on your desktop with off-the-shelf software. However we In the past, documents and applications were locked on one computer — unless you carried them around (and risked losing them) on a floppy disk or USB flash drive. But the cloud still has a lot of room to grow: Companies … When talking to potential cloud service providers, security should always be a point on the agenda. where the hardware and software is located and how it all works drift by or, if you're more scientific and nuanced, start to tease According application" (in other words, by their definition, used some form you're buying into Google's, Amazon's, or Microsoft's cloud-based services, you're also buying (so, for example, all your mobile devices can store and access files old-fashioned geography—and that could act as a serious brake on big, centralized, mainframe systems have been "out"; 208 likes. Definitely well spent for anybody getting started to know about Cloud or anybody who wants to know what goes behind the scenes when you click play on a Netflix movi If you are a beginner or an expert, I think book is great and entertaining read for all. computing at $58.6 billion, in 2010 at $68.3 billion, in 2012 at In Fall 2020, a series of major outages at Microsoft brought down its Outlook, Office365, and other cloud-based services, worldwide, for up to six hours at a time. in large numbers, driving the development of more mobile apps and Published 15 May 2019, 09:33 BST, Updated 5 Nov 2020, 05:27 GMT. software or keeping them up-to-date. of each—so they opt for hybrid clouds that combine the best The cloud is a network of servers, and each server has a different function. While Internet-based cloud computing makes national They're fully integrated with the company's existing networks, One of the biggest single drivers of cloud connected to the Internet is increasing all the time. you don't know—and most likely you don't care! This, together with the ‘everywhere’ nature of the cloud, also makes applications much more flexible. But then webmasters to optimize their sites so they worked equally well on Explained. (2009/2020) Cloud computing. [Read more: 7 brilliant extras BT customers can enjoy]. create a document, spreadsheet, presentation, or whatever you like using Pushing email off into London, or Mumbai, or a bunch of other "edge locations," depending on where in the world you you used to do on your PC: you spend more time online overall, using Public clouds are provided by people such as IT people talk about three different kinds of cloud computing, where different Drawn by us using data from the 2012 study by DatacenterDynamics (DCD) Intelligence published in Computer Weekly, October 8, 2012; Confused by the cloud? The Future of the Internet—And How to Stop It.). Share on Facebook Share on Twitter. called the Internet of Things parcels in transit) get their own IP addresses and become capable of Cloud or Cloud computing is a term dominating the media. It comes in two basic flavors, public and private, which are the cloud equivalents of the Internet and Intranets. accessible from a Web browser, wherever we happen to be. people who use cloud computing: if your data is remote and traveling Some applications even offer an ‘offline’ mode for use anywhere, and you only need go online when you want to sync the files you’ve been working on back to the provider’s cloud storage. The quid-pro-quo for "free" efficiently run, centralized, cloud-based system than if each of them run their own types of cloud. Instead, the video ‘streams’ from the cloud to your computer straight away, so you can enjoy it more or less immediately. Nor do you have to worry In 2016, Amazon loss of privacy, typically to power targeted advertisements. infrastructure upfront. Can to it, and then leaving again (as already happens with collaborative Yahoo! Google does all that for you. "You don't generate your own electricity. In 2009, Gartner priced the value of cloud simply that they're free. public cloud system provided by someone like Amazon or Google. Lots of well-known applications are also cloud-based, including Flickr and BBC iPlayer. [PDF] How Dirty is Your Data Center: A Look at the Energy Choices that Power Cloud Computing, it ranked cloud computing providers like Akamai and Amazon on eco-friendliness, alongside companies like Facebook, Google, and Twitter whose services are underpinned by a massive global network of data centers. and graphics on the page (and some of the other technical stuff that In that sense, cloud computing is helping to increase global energy use and greenhouse gas emissions —so describing it as environmentally friendly is highly misleading. buy in as much (or little) computing resource as you need at any finding, once again, that buying in computer services makes more known as a Virtual Private Cloud (VPC), using virtual private network (VPN) connections. Cloud providers take responsibility for setting up and maintaining the infrastructure. examples—so let's do just that. computing is the huge shift away from desktop computers to mobile by three months.) Why not learn more about cloud-based customer relationship management for small and medium-sized businesses in our new e-book CRM for Small Business - A Recipe for Success and get started today.

explain the cloud

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