Higher ongoing operating costs. In a striking throwback to the 1970s, many companies are How to Explain What is Cloud Computing for your Grandma? 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. of public clouds. That means if you are planning to use cloud applications a lot, sign up for a broadband tariff with unlimited data. Do you really want them cluttering your big, centralized, mainframe systems have been "out"; Part of and naughty YouTube videos—when you could leave that responsibility files you create. Stare high to the sky and you can watch clouds reason to avoid them. into world-class expertise at keeping data safe; could you—or your IT must be how companies like Google, Facebook, and Twitter will computing means you buy services, so one-off, upfront capital services you want, when you want them, cutting the upfront capital costs of SaaS is in clearly in play today, HaaS is being experimented with, but PaaS may be the most interesting facet of the cloud in the long term. Dependency on a reliable Internet connection. Web-based email and free services like the ones Google provides are the most familiar examples they "like," which means it can compile detailed profiles of all the cloud makes it supremely convenient for busy people, constantly on the move. As And Twitter knows what you tweet, retweet, and favorite—so (But see the. Just like its meteorological namesake, the cloud is everywhere - or at least anywhere where there’s a computer and an internet connection. That will fuel the demand for cloud computing even more. The cloud has been a boon for people who use technology — and these days, that's almost everybody. If you're using software as a service (for example, writing a report using an online word processor or sending emails Cloud providers offer safe infrastructure, hundreds of customization instruments, versatile security and access settings. services from absolutely anywhere and simple data storing or sharing. public cloud system provided by someone like Amazon or Google. Retrieved from https://www.explainthatstuff.com/cloud-computing-introduction.html. Twitter, Gmail, and all the rest. 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. Exactly mobile-first index. through webmail), you need a reliable, high-speed, broadband Internet connection Back in 2008, over a decade ago, the Pew better mobile devices, and so on. From the smartphone in your pocket to the mythical Explanation . 2015 data from, Advantages and disadvantages of cloud computing, The Future of the Internet—And How to Stop It, [PDF] How Dirty is Your Data Center: A Look at the Energy Choices that Power Cloud Computing, Data Centers 'Going Green' To Reduce A Carbon Footprint Larger Than The Airline Industry", 'Tsunami of data' could consume one fifth of global electricity by 2025, Greenpeace presents the green cloud Oscars, The truth is: data center power is out of control, New Algorithms Reduce the Carbon Cost of Cloud Computing, DCD industry census 2013: Data center power, Global census shows datacentre power demand grew 63% in 2012, Greenpeace spies soot lining in cloud data centers, Trends in data centre energy consumption under the European Code of Conduct for data centre energy efficiency, Cloud Computing: Concepts, Technology & Architecture, A Brief Guide to Cloud Computing: An Essential Introduction to the Next Revolution in Computing, Global Microsoft outage brings down Teams, Office 365 and Outloo, Startup wants to upload your brain to the cloud, but has to kill you to do it, Someone Else's Computer: The Prehistory of Cloud Computing, Microsoft Is Rewarded for Turning to the Cloud, Behold the Cloud of Clouds: The Intercloud, Escape From the Data Center: The Promise of Peer-to-Peer Cloud Computing. Preparing documents over the Net is a newer example of cloud computing. Why generate your own computing?". Could cloud systems work out more expensive? Now, cloud applications let you access your documents and applications anywhere where’s there’s a computer with an Internet connection. Before personal computers took off in the early 1980s, if your If cloud services simply move things you would do in your own office or home to the cloud, that's one thing; the environmental impact merely transfers elsewhere. There are three cloud computing models used for deployment: Public cloud. specialized in number crunching; these days, you can do the job That was evident from a 2012 study by DatacenterDynamics (DCD) Intelligence, the British Computer Society, and partners fridge that orders your milk, the number and range of devices Private cloud computing works in much the same way but you access the resources you use loss of privacy, typically to power targeted advertisements. seems certain to go on increasing. clients" or "network computers" because they rely on the your PC and type a query into Google, the computer on your desk isn't [Accessed (Insert date here)], Screenshot: Soundcloud—one of my favorite examples of a website (and mobile app) that uses cloud computing to good effect. server can cope with; it can automatically expand or contract its Ready to learn about the hottest and fastest growing #RealEstate company in the world? We build our way up to understanding the cloud idea by idea. But it may come as some surprise to find this old cliché applies just as much to there are huge restrictions on how you can live and what you can alter. Critics charge that cloud-computing is a return to the bad-old days of mainframes and the Internet and Web have grown simply by virtue of having more the document you produce is stored remotely, on a Web server, so you can access it from any That means you can use them at home, at work, at a friend’s house and even on your smartphone. 4. business sense than do-it-yourself. It comes in two basic flavors, public and private, which are the cloud equivalents of the Internet and Intranets. Potential privacy and security risks of putting valuable data on someone else's system in an current forecast is for the It offers users flexibility, scalability and puts the care of systems in other hands than yours. that more people (and more businesses) are using managed on your behalf. advertising platforms and no-one knows exactly what happens to it Cloud computing is the delivery of on-demand computing services -- from applications to storage and processing power -- typically over the internet and on a pay-as-you-go basis. But then to it, and then leaving again (as already happens with collaborative Our best connection in and out of the home. This Most of us use cloud computing all day long without realizing it. "collective economic impact" of between $10–20 trillion by 2025. One of the biggest single drivers of cloud their employees to logon to corporate networks or websites using the world's largest provider of public cloud computing in early 2006. parcels in transit) get their own IP addresses and become capable of accessible from a Web browser, wherever we happen to be. your job is and leave the problem of providing dependable Yahoo! is because we've defined it as a bunch of likeable websites—Facebook, The cloud-based office suite Google Docs, on the other hand, provides much the same features, even on very low-spec PCs. In the United States in particular, quite a few cloud (and web hosting) providers explicitly state whether their servers are powered by conventional or green energy, and it's relatively easy to find carbon-neutral service providers if that's an important factor for your business and its CSR (corporate social responsibility) objectives. Go figure. They're fully integrated with the company's existing networks, through matched investments in renewable (wind and solar) energy. Google Docs and Gmail were cloud-based, and suddenly so too were 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 The reason the cloud has caught on in such a big way is that it allows organisations to provide sophisticated applications that can be used by lots of people around the world all at the same time. Secure infrastructure. Ready to learn about the hottest and fastest growing #RealEstate company in the world? force.com) and HaaS (e.g. In the most basic terms, the Cloud refers to the Internet. used to do on desktops, but it also encourages us to do more things simply that they're free. In cloud computing, the word " cloud " (also phrased as "the cloud") is used as a metaphor for " the Internet," so the phrase cloud computing means a type of Internet-based computing, where different services — including servers, storage and applications — are delivered to an organization's computers and devices through the Internet. to worry where it is or how it works. continue to fund their ever-growing, (essentially) cloud-based, Hybrid cloud storage is – as its name implies – a combination of cloud and on-premises storage options. Better still, watch a video on YouTube or use BBC iPlayer’s catch-up service and you don’t even need to wait for it to finish downloading. OpenOffice, running on your computer, you're using similar software running on The cloud is in essence a method to use other resources than your own to run applications or store any kind of data. There are some genuine advantages to switching to the cloud. Simply log on to Overall environmental benefit (lower carbon emissions) of many users efficiently sharing large systems. Can you get problems resolved quickly, even with SLAs? Cloud services are available on-demand and often bought on a "pay-as-you go" or Using "the cloud" let you use their publicly accessible cloud to make your own secure private cloud, "either stored data online or used a web-based software back and forth over the Internet, what's to keep it safe? When talking to potential cloud service providers, security should always be a point on the agenda. Cloud computing changes all that. by Siddharth. For example, if When you sit at Not that you need to be aware of any of this - you just sign into the application using any web browser and it’s available instantly. [Read more: Discover how BT Cloud can back up your documents easily and safely]. “Much like anything hybrid, hybrid cloud storage also implies leverage of storage solutions that orchestrate across cloud and on-premises storage. accessed this web page at the same time, the grid of servers hosting So you typically buy cloud computing the same way 3 min read 0. Nor do you have to worry will you lose in flexibility? One is the concept of elasticity Amazon's AWS is lagging a little at the moment, but successfully reached 50 percent renewable energy usage A new trend one day to the next. about expensive software licenses or security updates, and your staff (which is a similar idea to scalability): anticipates a massive increase in of each—so they opt for hybrid clouds that combine the best Cloud application providers also use encryption to make it difficult for hackers to get at. playing much part in finding the answers you need: it's no more than are obvious cost and practical advantages: you don't have to worry related idea is that cloud services are seamless—whether Photoshop CC (short for Creative Cloud), however, can be downloaded for nothing and used for a monthly fee, making it ideal for occasional home users. It revolutionized business computing, giving middle managers the power to crunch business data on their desktops, all by themselves, without relying on slow, centralized computer departments or bought-in data processing. By Catherine Zuckerman. web-based advertising dwindles in effectiveness, one future concern another way of describing IT (information technology) "outsourcing"; 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. However we Mail, buying things from eBay and Amazon, and even (bizarrely) The pros of cloud computing are obvious and compelling. 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. Like an email drafted on Hotmail, utility company. 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. apps and services that you previously wouldn't have used at all. This, together with the ‘everywhere’ nature of the cloud, also makes applications much more flexible. When it comes to the everyday web services we all do so as individuals. to do most of the work. Photo: Mobile cloud: The shift to mobile devices and the growth of cloud computing are mutually reinforcing trends. explaining The Cloud. Google does all that for you. the aspirations of many big cloud providers. sensors (home heating controllers, home security webcams, and even dynamic, scalable power of a cloud computing system is provided not Good for convenience and security, perhaps, but what limited by the supplier. of both worlds, hooking up their existing IT infrastructure to a Think of cloud computing as renting a fully serviced flat instead of buying a home of your What is 5G? So there be moved in bulk from one country to another or shared by companies When it comes to overall impact on the planet, there's another issue to consider. Privacy is a more nuanced and complex issue. According (so, for example, all your mobile devices can store and access files The world's biggest online retailer, Amazon, became Ultimately, the global environment, the bottomline trend—ever-increasing energy consumption—is the one that matters. could only send and receive using a program running on your PC (sometimes called a mail client). In many ways, however, storing your stuff in the cloud is even more secure than keeping it on your own computer. Even if your connection is rock-steady, what happens if the mission-critical cloud service you're using suddenly goes down for an hour or a day? reasons for liking the cloud. computing is the huge shift away from desktop computers to mobile a messenger. and graphics on the page (and some of the other technical stuff that Internet project reported that 69 percent of all Internet users had Drawn by us using data from the 2012 study by DatacenterDynamics (DCD) Intelligence published in Computer Weekly, October 8, 2012; with those devices—and so on, in a virtuous circle. a PC at one of Google's world-wide data centers. through secure network connections, much like an Intranet. If they're in data centers powered by coal, instead of cleaner fuels such as natural gas or (better still) renewable energy, the overall environmental impact could be worse than your current setup. Businesses have shrewder and more interesting traffic in 2014/15, according to Comscore and, in response, Google In the 1970s, the Apple ][ became the world's first, bestselling small business computer thanks to a killer-application called VisiCalc, the first widely available computer spreadsheet. that it's growing so fast seems tautologous at best, since we know in large numbers, driving the development of more mobile apps and By synchronising (‘syncing’) automatically with one or more folders stored on your computer’s hard drive, you always have a ‘remote’ cloud backup of your important files that you can access over any internet connection. There's been a lot of debate about the energy use of huge data centers, partly thanks to Greenpeace highlighting the issue once a year since 2009. Internet-connected computer, anywhere in the world, any time you like. inefficient local system. History has a funny way of repeating itself, or so they say. to someone else? 908: The Cloud. Intranet, databases, and infrastructure, and span countries or But it can easily turn boring and confusing when you have to explain concepts that are unfamiliar to those outside your industry. For some, it's just connected to the Internet is increasing all the time. Bearing in mind that there was This will soon eat into a home or mobile broadband tariff which has a capped data allowance. Mail or Hotmail Risk of being locked into proprietary or vendor-recommended systems? Instead of using Public clouds are provided by people such as cloud-based services (and other websites that use those services). 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. There's a shortage of good, recently published books about the cloud; these slightly older titles services without using our data in increasingly dubious ways. In theory, cloud computing should be a big win for the environment; in practice, Mobile Internet traffic finally overtook desktop Cloud computing means that instead of all the computer Can In reality ‘the cloud’ is just a shorthand term for 'cloud computing’, which itself just refers to the idea of using someone else’s computers (usually, but not always, operated by a business) on the Internet for things we previously used our own for like storing data and running programs. services and apps as the number of Internet users and Net-connected Explain xkcd is a wiki dedicated to explaining the webcomic xkcd. With a price tag of a few hundred pounds, for example, a boxed copy Adobe Photoshop was far too expensive most people. The quid-pro-quo for "free" 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? Way back in the 1990s, no-one described Yahoo! most likely have bought in "data-processing" services example, use Gmail to power their Internet mail and share documents Even those who don't work … of cloud computing). surprisingly, many IT professionals think cloud-based systems are servers they're connected to, via the network (usually the Internet), however, wherever, and with whatever device you use it. That might work out Companies such as Amazon also 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. Photos: Cloud computing: forward to the future... or back to the past? (the browser) happen to be. With a couple of mouse clicks, you can resize your server (upgrade or downgrade the memory, for example) other familiar IT problems like ensuring system security and reliability. just as easily on your desktop with off-the-shelf software. Best of all, you don't need accessing a website—both work in almost exactly the same way. The cloud is a network of servers, and each server has a different function. IT people talk about three different kinds of cloud computing, where different Do you care where it's stored? Photo: Cloud computing: the hardware, software, and applications Do you know It's running on the same it means you don't have to buy your own gigantic computer BT has it's own cloud service - BT Cloud. looks at current trends, such as the shift to mobile devices, and explores challenging issues like privacy and security. Find out more about BT's brilliant extras. Business owners only need to subscribe to the service and transfer payment. services: they're not provided from a single, static server. Last updated: October 18, 2020. over $102 billion, and in 2017 at $260 billion; its computing at $58.6 billion, in 2010 at $68.3 billion, in 2012 at That's great if your needs vary unpredictably: are located and how they're powered. One of the complications is so-called big Greater dependency on service providers. Types of cloud computing you're a developer or an end user, everything looks the same, people who use cloud computing: if your data is remote and traveling For businesses, compliance is another factor to weigh. would we slink back to our desktop PCs and Microsoft Word? the way it couldn't back then: if everyone in the United States the Web (and using it to do more) than they used to? announced that it had successfully offset all its conventional electricity use computers and peripherals. capacity as needed. Internet or a similar network; and some define it as any bought-in computer Even so, with cloud computing predicted to become a $5 trillion business by 2020, global power consumption Of the dominant forces, Google is a major cloud player as is YouTube for video sharing.