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An intranet is a computer network for sharing information, easier communication, collaboration tools, operational systems, and other computing services within an organization, usually to the exclusion of access by outsiders. [1]
An extranet is a controlled private computer network that allows communication with business partners, vendors and suppliers or an authorized set of customers. It extends intranet to trusted outsiders. It provides access to needed services for authorized parties, without granting access to an organization's entire network.
An intranet is an access-restricted network used internally in an organization. An intranet uses the same concepts and technologies as the World Wide Web and Internet . This includes web browsers and servers running on the internet protocol suite and using Internet protocols such as FTP , TCP/IP , HTML , and Simple Mail Transfer Protocol (SMTP).
An extranet is an extension of an intranet that allows secure communications to users outside of the intranet (e.g. business partners, customers). [ 84 ] Unofficially, the Internet is the set of users, enterprises, and content providers that are interconnected by Internet Service Providers (ISP).
Over the last 10–15 years Michael A. Jackson has written extensively about the nature of software engineering, has identified the main source of its difficulties as lack of specialization, and has suggested that his problem frames provide the basis for a "normal practice" of software engineering, a prerequisite if software engineering is to ...
A typical example of a web platform used to build and host an intranet is Microsoft SharePoint, which is used by 46% of organizations. [5] SharePoint provides features necessary for collaboration, integration, and customization. as an example in North Korea, instead of using the traditional network setup, there is a state-wide intranet.
Kwangmyong (Korean: 광명; RR: gwangmyeong; MR: kwang-myŏng; lit. bright light) [1] [2] is a North Korean national intranet service [3] opened in the early 2000s. The Kwangmyong intranet system stands in contrast to the global Internet in North Korea, which is available to fewer people in the country.
Computer science is more theoretical (Turing's essay is an example of computer science), whereas software engineering is focused on more practical concerns. However, prior to 1946, software as we now understand it – programs stored in the memory of stored-program digital computers – did not yet exist.