Cloud computing is not an object in itself, rather it comprises services and database that are accessed via web or any private network. Cloud computing is a method of delivering technology to the consumer by using internet servers for processing and data storage, while the client system uses the data. Cloud computing is a model for enabling ubiquitous, convenient, demand network access to a shared on pool of configurable computing resources e. Cloud computing frequently is taken to be a term that simply renames common technologies and techniques that we have come to know in it. Our pattern allows the definition of the context of a cloud computing service. It may be interpreted to mean data center hosting and then. The term is generally used to describe data centers available to many users over the internet.
A number of characteristics define cloud data, applications services and infrastructure. Cloud computing is a computing paradigm, where a large pool of systems are connected in private or public networks, to provide dynamically scalable infrastructure for application, data and file storage. Cloud computing is being hailed as the next utility, and there are striking similarities between the current development of cloud computing and the development of traditional utilities during the industrial revolution carr, 2008. Cloud computing definition of cloud computing by merriam. Cloud computing is not something that suddenly appeared overnight. Cloud computing law and legal definition uslegal, inc. Pdf cloud computing a classification, business models. Cloud computing is highly cost effective because it operates at higher efficiencies with greater utilization. Cloud computing is a colloquial expression used to describe a. Resources are often shared with other cloud provider customers.
Hybrid cloud a hybrid cloud is essentially a combination of at least two clouds, where the. Cloud computing is a type of computing that relies on shared computing resources rather than having local servers or personal devices to handle applications in its most simple description, cloud computing is taking services cloud services and moving them outside an organizations firewall. Typically, you only pay for cloud services you use, helping you lower your. However, cloud governance is closely related to it, who is responsible for cloud computing. Cloud computing definitions d searchcloudcomputing. Pdf questions with answers on cloud computing sivaraj. You typically pay only for cloud services you use, helping lower your operating. Screen shots and icons are reprinted by permission from microsoft corporation. Pdf should the cloud computing definition include a big data.
Apr, 2017 cloud governance is a businesswide initiative because it involves compliance officers, risk managers, and senior executives as well as it. Technologys definition of cloud computing identifies five essential. In recent days, cloud computing has become a great topic of debate in the it field. Salary information comes from 82,834 data points collected directly from employees, users, and past and present job advertisements on indeed. This tutorial will take you through a stepbystep approach while learning cloud computing concepts. We use a broad definition of the term in this guidance in order to cover all the main implementations of cloud computing. After that we look at the definition of cloud computing. The thoughts on cloud way we tried to use a conversational, easy reading style that reflects the personalities of our bloggers. Pdf ce quil faut savoir sur le cloud computing cours et. Services or data are hosted on someone elses infrastructure. Cloud computing the term cloud, as used in this white paper, appears to have its origins in network diagrams that represented the internet, or various parts of it, as schematic clouds.
Definition cloud computing informatique en nuage futura. With the advent of this technology, the cost of computation, application hosting, content storage and delivery is reduced significantly. It efficiency where the power of modern computers is used more efficiently through a high scale hardware and software resources, and business agility where information technology can be used as a. Community cloud a community cloud is shared among two or more organizations that have similar cloud requirements. Cloud computing definition is the practice of storing regularly used computer data on multiple servers that can be accessed through the internet.
The posts included in this publication are only a small subset of all the posts you. Lets look at the cobit model, which publishes five essential process areas both businesswide and for specific. Generally, cloud computing providers deliver common business applications online which are accessed from a web browser, while the software and data are stored on servers. But if your site is being hosted in the cloud, there is no need to choose you could run windows and linux programs side by side, for example.
Cloud computing is a style of computing that releases the aggregated power of distributed servers to run collaboratively ondemand software, infrastructure, platform and storage as a service via the internet. It includes the idea of having software as a service saas, such as web 2. This book is not sponsored by or affiliated with microsoft corporation. Now the second generation of servers, networking, and storage, along with a wave of brand new software is emerging, because of the innovation possible in this new infrastructure. Cloud computing networking theory, practice, and development lee chao. Sp 800145, the nist definition of cloud computing csrc. With the qualitative and quantitative analysis we compare the applicability and importance of iso 27001. In the past, factories had to produce their own power by means of water, coal or wind to ensure a reliable source.
What would be a good definition for cloud computing. Here in cloud computing, it is fast and easy to access data from a computer or any other computer in lan set up. Pdf chapter 4 understanding cloud computing researchgate. The process of the cloud computing involves a set of network enabled services that can be accessed in a simple and general way. Cloud computing offers load balancing that makes it more reliable.
Large clouds, predominant today, often have functions distributed over multiple locations from central servers. Cloud computing is the ondemand availability of computer system resources, especially data storage and computing power, without direct active management by the user. Vmware, the fastest growing enterprise software company and virtualization industry leader, builds on virtualization to deliver cloud infrastructure. According to the ieee, cloud computing is a concept where information is placed on servers and sent over the internet to other devices, such as computers, laptops, handhelds, and sensors. It allows us to create, configure, and customize the business applications online. Cloud computing is a model for enabling convenient, ondemand network access to a shared pool of configurable computing resources e. Because computers are set up to work in harmony, the applications can access computing power as if they were running on one machine. Vmware and cloud computing advanced network systems. Une definition du cloud computing le cloud computing. Cloud computing simple english wikipedia, the free encyclopedia. Clouds, like solar panels, appear intriguingly simple at first but the details turn out to be more complex than simple pictures and schematics suggest. Pdf the nist definition of cloud computing semantic scholar. Analysis of cloud business models for the industrial b2b.
Cloud computing provides us a means by which we can access the applications as utilities, over the internet. May 18, 2019 cloud computing is a method for delivering information technology it services in which resources are retrieved from the internet through webbased tools and applications, as opposed to a direct. Recommendations of the national institute of standards and technology. Data portability is the ability to move data among different application programs, computing environments or cloud services.
Imagine picking up your smartphone and downloading a. Many cloud providers are using it and the remaining are moving to cloud. Private cloud a private cloud is established for a specific group or organization and limits access to just that group. Cloud computing is an evolving paradigm, it is a model for enabling ubiquitous, convenient, ondemand network access to a shared pool of configurable computing resources e. Cloud computing is a model for enabling ubiquitous, convenient, ondemand network access to a shared pool of configurable computing resources e. The services themselves have long been referred to as software as a services saas. Cloud computing is an umbrella term used to refer to internet based development and services. Simply put, cloud computing is the delivery of computing servicesincluding servers, storage, databases, networking, software, analytics, and intelligenceover the internet the cloud to offer faster innovation, flexible resources, and economies of scale. Context analysis of cloud computing systems using a pattern. Huge data can be managed in cloud computing that is beyond a persons imagination. What is cloud computing, basic of cloud computing pdf. Cloud computing definition, reference architecture, and. Cloud computing definitions n searchcloudcomputing. Cloud computing was a new way to use existing servers, networking, and storage.
Simply put, cloud computing is the delivery of computing services including servers, storage, databases, networking, software, analytics and intelligence over the internet the cloud to offer faster innovation, flexible resources and economies of scale. N noisy neighbor cloud computing performance noisy neighbor is a phrase used to describe a cloud computing infrastructure cotenant that monopolizes bandwidth, disk io, cpu and other resources, and can negatively affect other users cloud performance. The nist definition of cloud computing nvlpubsnistgov. Cloud computing signifies the convergence of two major trends in it today. Although many formal definitions have been proposed in both academia and industry, the one provided by u. Cloud computing maze in the haze by godha iyengar october 18, 2011. The future of cloud computing technology experts and stakeholders say they expect they will live mostly in the cloud in 2020 and not on the desktop, working mostly through cyberspace. Cloud computing is a model for enabling convenient, on. Pdf chapter explaining the cloud computing definition and its close relationship with the bigdata technology.
Cloud computing also affords significant flexibility. Cloud computing cloud computing is an internetbased computing where software and information are used by computers and other devices ondemand, like a traditional utility. Cloud computing is a term used to describe a wide range of technologies, so it is important to be clear about what we mean by cloud computing in this guidance. Cloud computing, based on a scalability design based around loose coupling, distribution, and replication of components, allows in a welldesigned and large cloud for essentially unlimited sizing of the underlying infrastructure, with the ability scale back down as well. Nist national institute of standards and technology 1 appears to include key common elements widely used in the cloud computing community. Vmware and cloud computing advanced network systems, inc. Sep 15, 2017 here in cloud computing, it is fast and easy to access data from a computer or any other computer in lan set up. Cloud computing is a model for enabling convenient, ondemand network access to a shared. The resources can be used without interaction with cloud service provider. Cloud computing refers to both the application delivered as services over the internet and the hardware and system software in the data centres that provide these services.
Cloud computing was coined for what happens when applications and services are moved into the internet cloud. Les utilisateurs du nuage peuvent ainsi disposer dune puissance informatique considerable. Cloud computing is a method for delivering information technology it services in which resources are retrieved from the internet through webbased tools and applications, as. There are many promising tools which could be adapted for use in cloud environments.
1127 201 400 931 1483 575 241 227 116 766 1607 126 461 945 1424 508 1246 301 1631 65 822 1326 78 1402 1497 277 270 1319 51 1555 1396 1569 452 1050 268 509 334 1289 773 694 1419