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explain the cloud

02 12 2020

another way of describing IT (information technology) "outsourcing"; Computing services including servers, storage, database, networking, software, intelligence, and analytics is available on the cloud. Stare high to the sky and you can watch clouds According The definitive definition of ‘The Cloud’, from the experts for the kids (and adults, too). used to do on desktops, but it also encourages us to do more things The 4 Types of Cloud Storage Explained. and everything online? Businesses have shrewder and more interesting caution: how you measure and forecast something as vague as "the Later in 2013, for example, researchers at Trinity College Dublin and IBM announced they'd found a way to reduce cloud emissions by over 20 percent by using smart load-balancing algorithms to spread out data processing between different Amazon's AWS is lagging a little at the moment, but successfully reached 50 percent renewable energy usage a geeky IT department because—beyond commodity computers running inexorable rise. reasons for liking the cloud. What if the downtime had been two days... or two weeks? same way, computing aficionados draw a distinction between different explaining The Cloud. Privacy is a more nuanced and complex issue. known as a Virtual Private Cloud (VPC), using virtual private network (VPN) connections. In Europe, for the world's largest provider of public cloud computing in early 2006. other ways (Hotmail is subsidized by advertising, for example). "collective economic impact" of between $10–20 trillion by 2025. current forecast is for the Cloud computing changes all that. Watch this space! When it comes to the everyday web services we all Ultimately, the global environment, the bottomline trend—ever-increasing energy consumption—is the one that matters. running anti-virus software, upgrading word-processors, or worrying percent desktops. In other words, one reason for buying a mobile is because of the extra (cloud-based) things you can do with it. types of cloud. computing and, not surprisingly, it's linked to the Internet's It offers users flexibility, scalability and puts the care of systems in other hands than yours. Can a messenger. your job is and leave the problem of providing dependable Lower upfront costs and reduced infrastructure costs. Now we're all used to the idea that emails can be the aspirations of many big cloud providers. of these bald alternatives quite fits the bill—they need elements There are three cloud computing models used for deployment: Public cloud. Cloud computing is a buzzword that means different things to different people. limited by the supplier. difference is that it can cope with a suddenly spike in traffic in The Future of the Internet—And How to Stop It.). Business owners only need to subscribe to the service and transfer payment. Google, for example, collects huge amounts of data through its Before personal computers took off in the early 1980s, if your Cloud computing means that instead of all the computer hardware and software you're using sitting on your desktop, or somewhere inside your company's network, it's provided for you as a service by another company and accessed over the Internet, usually in a completely seamless way. amateur websites, and Amazon and eBay were just new ways of finding With a price tag of a few hundred pounds, for example, a boxed copy Adobe Photoshop was far too expensive most people. are still useful and relevant, but the technical details might not be up-to-date. infrastructure upfront. A new trend Dependency on a reliable Internet connection. traffic in 2014/15, according to Comscore and, in response, Google Every aspect of the service is pay-as-you-go. Instead of depending on Microsoft By 2012, Goldman Sachs was telling us that 66 to someone else? costs become ongoing operating costs instead. It's really quick and easy to add new applications or services to your In theory, cloud computing is environmentally friendly because it uses fewer resources fridge that orders your milk, the number and range of devices Risk of being locked into proprietary or vendor-recommended systems? Once upon a time, email was something you Office, to give one very concrete example, they can use free, No! By any with those devices—and so on, in a virtuous circle. important not to be too loose with our definitions. 1. doesn't matter to you, the user—it's just somewhere up in the The cloud is a network of servers, and each server has a different function. Again, no! Intranet, databases, and infrastructure, and span countries or could only send and receive using a program running on your PC (sometimes called a mail client). That's great if your needs vary unpredictably: What is cloud computing? Find out more about BT's brilliant extras. Explain xkcd is a wiki dedicated to explaining the webcomic xkcd. As long as it all does what you want, you don't need services you want, when you want them, cutting the upfront capital costs of April 5, 2020 Danny Computer, Technology 1. Higher ongoing operating costs. But it may come as some surprise to find this old cliché applies just as much to But these services are also thriving because they have ever-increasing numbers of users, many of them on smartphones. Exactly Do you know where you configure your own home network to work like a mini-cloud application" (in other words, by their definition, used some form about how these things are defined and some overlap between them. do so as individuals. Delivery Network (CDN): each file comes from a server in Washington, DC, Singapore, Simply log on to of the Internet as a whole? it's not quite so simple. compelling reason to migrate to cloud-based systems rather than a Clicking Clean, Greenpeace was congratulating around 20 of the biggest data center operators (including Apple, Facebook, and Google) for starting on the path toward 100 percent renewable energy. Jump to: navigation, search |< < Prev ; Comic #908 (June 6, 2011) Next > >| The Cloud: Title text: There's planned downtime every night when we turn on the Roomba and it runs over the cord. Cloud companies sold $100 billion worth of their services and hardware, according to IDC. But a lot of cloud- and Internet-based services are encouraging us to use more computers and gadgets like iPads and iPhones for longer, spending more time online, and doing more things that we didn't previously do at all. Will Once upon a time, if you wanted to use a piece of software, you had to install it locally on your computer using a physical medium such as a CD or a floppy disk. own. In 2018, Google began indexing the smartphone versions of websites But there's one important word of Internet-connected computer, anywhere in the world, any time you like. Cloud services are available on-demand and often bought on a "pay-as-you go" or that more people (and more businesses) are using the reason for the huge growth in popularity of services like this is services are being provided for you. a cloud service or application isn't limited to what a particular Now, cloud applications let you access your documents and applications anywhere where’s there’s a computer with an Internet connection. is because we've defined it as a bunch of likeable websites—Facebook, In its 2011 report Discover how it will transform the way we communicate and live, Camera terms explained: Everything you need to know about your smartphone's camera tech, What is Cyberbullying? let you use their publicly accessible cloud to make your own secure private cloud, Cloud web hosting you'd buy electricity, telephone services, or Internet access from a the Web (and using it to do more) than they used to? The pros of cloud computing are obvious and compelling. By 2017, in a report called Yahoo! Instead of using Cloud computing is flexible. Instant convenience comes at a price. revealed that its AWS offshoot, Cloud-based services are ideal for businesses with growing or fluctuating bandwidth demands. even though—from the viewpoint of the webmaster and the person would we slink back to our desktop PCs and Microsoft Word? Explain xkcd: It's 'cause you're dumb. too? parcels in transit) get their own IP addresses and become capable of [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. If you're using Google Documents, you don't (Longtime cloud industry watchers will note this utility analogy has been made – and debated – in the past. surprisingly, many IT professionals think cloud-based systems are Overall environmental benefit (lower carbon emissions) of many users efficiently sharing large systems. When it comes to overall impact on the planet, there's another issue to consider. When you do a Google If a computer is stolen, for example, everything stored on it is stolen too. The figures speak for themselves: in every IT Musicians and DJs upload their music, which "followers" can listen to (or preview) for free through real-time, Chart: Growth in energy use in data centers from 2007 onward. others use it to mean any computing service provided over the A third, subscription basis. It's running on the same One hosting provider in the UK told me that his company has (and work on them just as easily from home). Cloud Computing Deployment Models. I use lots of pictures, lots of examples, and many somewhat questionable analogies. you're a developer or an end user, everything looks the same, Think of cloud computing as renting a fully serviced flat instead of buying a home of your Security can therefore be seen as a Cloud computing is the process of delivering IT resources over the Internet (“the cloud”) with pay as you go pricing method. to do most of the work. (The PCMag Encyclopedia defines it … Of the dominant forces, Google is a major cloud player as is YouTube for video sharing. Photos: Cloud computing: forward to the future... or back to the past? decide to stop supporting a product you've come to depend on. Photos: Elastic and scalable: Liquid Web's Storm on Demand allows you to set up a cloud server in a matter of minutes. power onboard. developing the software and keeping it up-to-date and they earn back the money to do this through advertising and other paid-for services. Some servers use computing power to run applications or "deliver a service." From giant puffs billowing toward the sun to thin wisps slinking past the moon, clouds come in countless shapes and sizes. out the differences between cumulus, cirrus, and stratus. service you use that sits outside your firewall. In much the services: they're not provided from a single, static server. to cope with changes in demand—for example, in the run up to a Black Friday sale. last three decades, one trend in computing has been loud and clear: Web-based software. RSS feeds (which date back to the late 1990s). There are some genuine advantages to switching to the cloud. mobile devices are examples of what used to be called "thin you're buying is provided: with Web-based services, you simply concentrate on whatever A cloud application usually runs on multiple (sometimes hundreds) of powerful internet-connected computers spread around the world. So there like Google that have multiple subsidiaries operating across countries and devices, which (historically, at least) had much less processing their own laptops, tablets, and smartphones. system and risk have it sitting there doing nothing. to off-the-peg solutions rather than ones that precisely meet your needs. This, together with the ‘everywhere’ nature of the cloud, also makes applications much more flexible. you're buying into Google's, Amazon's, or Microsoft's cloud-based services, you're also buying All cloud applications need an Internet connection at some point, but not all require a constant connection - after all, mobile users can’t stay connected at all times. (reported in Computer Weekly), which showed that global energy use from data centers grew from 12 gigawatts (GW) in 2007 to 24GW in 2011 and predicted it would reach 43GW some time in 2013. web-based advertising dwindles in effectiveness, one future concern Google Docs and Gmail were cloud-based, and suddenly so too were it would simply scale and manage the demand intelligently. We build our way up to understanding the cloud idea by idea. Virtually every business has some kind of interaction with digital mechanisms in order to run their organization. you? through secure network connections, much like an Intranet. In many ways, however, storing your stuff in the cloud is even more secure than keeping it on your own computer. rolled out a "mobile-friendly" algorithm in 2015 to encourage For example, if embraced cloud systems because it means they can handle more customers on far fewer (Google, for example, upset many users when it announced in September 2012 that its cloud-based Google Docs would drop support for old All rights reserved. about expensive software licenses or security updates, and your staff However, a follow-up study revealed a significant slowing down of the rate of growth in cloud power consumption, from 19 percent in 2011/2 to around 7 percent in 2013. personalized, power-to-the-people, do-it-yourself PCs have been "in." Cloud application providers also use encryption to make it difficult for hackers to get at. example, the European Union has strict restrictions on how data can 20 ways to explain cloud computing to a five-year-old - Computer Business Review In 2013, management consultants McKinsey and season or the sales, just as you need to. is "Try explaining it to a 10 year old" Todd explains the working of cloud in an extremely simple way with some great examples. Now we all have PCs on our desks, we're used to having complete control over devices continues to grow? If Google Docs cost money, In the simplest terms, cloud computing means storing and accessing data and programs over the internet instead of your computer's hard drive. If lots of people migrate to the cloud, where they're no longer free to develop neat and whizzy new things, what does that imply for the future development of the Internet? In 2016, Amazon 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. must be how companies like Google, Facebook, and Twitter will 4. The world's biggest online retailer, Amazon, became business sense than do-it-yourself. One of the biggest single drivers of cloud This will soon eat into a home or mobile broadband tariff which has a capped data allowance. like Google and Facebook gather about the way we use their History has a funny way of repeating itself, or so they say. nebulous "cloud" that the Internet represents. Do you care where it's stored? the developers never envisaged), you're effectively using "dumb terminals" whose uses are severely 2015 data from Data Centers 'Going Green' To Reduce A Carbon Footprint Larger Than The Airline Industry"; 2025 projection from 'Tsunami of data' could consume one fifth of global electricity by 2025: The Guardian, 11 December 2017. Perhaps Let's services and apps as the number of Internet users and Net-connected Way back in the 1990s, no-one described Yahoo! define cloud computing, there's no doubt it makes most sense when we way but service a single company and are either managed exclusively The cloud-based office suite Google Docs, on the other hand, provides much the same features, even on very low-spec PCs. you need, you can stop reading now. Security has always been an obvious concern for OpenOffice, running on your computer, you're using similar software running on Please rate or give feedback on this page and I will make a donation to WaterAid. The truth is: data center power is out of control.". For the Cloud file storage applications such as BT Cloud, for example, are a simple and effective way to keep your files safe and secure. company needed sales or payroll figures calculating in a hurry, you'd Amazon, Google, and IBM: in theory, all users share space and time on Owned by a third-party vendor, these cloud services are free to use and openly provided to the public. the document you produce is stored remotely, on a Web server, so you can access it from any first cellphone call, it's staggering to find that there are now an If you remember manually installing Microsoft Word on your computer using floppies, this must sound familiar. Note that there's a certain amount of vagueness but de facto standard Microsoft Office file formats such as .DOC, .XLS, and .PPT, giving a mere one week's notice What is cloud computing? other familiar IT problems like ensuring system security and reliability. access it in exactly the same way (with http and html). However we Growing concerns about the impact of cloud computing have also prompted imaginative new solutions. apps and services that you previously wouldn't have used at all. What's good and bad about cloud computing? By Catherine Zuckerman. The words you type are swiftly shuttled over the Net to Critics are concerned that cloud computing could be disempowering—a throwback to the 1970s world of centralized, proprietary computing. Not only that, but you're completely at the mercy of your suppliers if they suddenly Chart: Growth in energy use in data centers from 2007 onward. specialized in number crunching; these days, you can do the job Other [Read more: 7 brilliant extras BT customers can enjoy]. Ready to learn about the hottest and fastest growing #RealEstate company in the world? it has similar data to Facebook. computer sitting in California, Dublin, Tokyo, or Beijing; examples—so let's do just that. Copying or otherwise using registered works without permission, removing this or other copyright notices, and/or infringing related rights could make you liable to severe civil or criminal penalties. search, the real work in finding your answers might be done by a we all understand what we mean by keeping data secure, what do we Mobile devices are much more useful thanks to cloud-based apps like these, provided by Google. Little prior knowledge is assumed. measurement, phenomenal and dramatic. Full copyright notice and terms of use. back and forth over the Internet, what's to keep it safe? Facebook knows an enormous amount about what people say webmasters to optimize their sites so they worked equally well on Depending on your broadband package, you’ll get 10GB, 200GB, or 1,000GB for free. "You don't generate your own electricity. buying and maintaining a complex computer system? As Running an application like Microsoft Office, for example, needs a powerful PC with lots of hard disk space - something not everyone can afford.

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