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  2. Exchange ActiveSync - Wikipedia

    en.wikipedia.org/wiki/Exchange_ActiveSync

    Exchange ActiveSync (commonly known as EAS) is a proprietary protocol designed for the synchronization of email, contacts, calendar, tasks, and notes from a messaging server to a smartphone or other mobile devices. The protocol also provides mobile device management and policy controls. The protocol is based on XML.

  3. HTTP persistent connection - Wikipedia

    en.wikipedia.org/wiki/HTTP_persistent_connection

    HTTP. HTTP persistent connection, also called HTTP keep-alive, or HTTP connection reuse, is the idea of using a single TCP connection to send and receive multiple HTTP requests /responses, as opposed to opening a new connection for every single request/response pair. The newer HTTP/2 protocol uses the same idea and takes it further to allow ...

  4. HTTP 404 - Wikipedia

    en.wikipedia.org/wiki/HTTP_404

    HTTP's use of three-digit codes is similar to the use of such codes in earlier protocols such as FTP and NNTP. At the HTTP level, a 404 response code is followed by a human-readable "reason phrase". At the HTTP level, a 404 response code is followed by a human-readable "reason phrase".

  5. Computer network - Wikipedia

    en.wikipedia.org/wiki/Computer_network

    Use. Computer networks extend interpersonal communications by electronic means with various technologies, such as email, instant messaging, online chat, voice and video telephone calls, and video conferencing. A network allows sharing of network and computing resources.

  6. Exchange Transfusion: Purpose, Procedure, and Preparation

    www.healthline.com/health/exchange-transfusion

    An exchange transfusion is a medical procedure that’s done by removing and replacing your blood with blood or plasma from a donor. This is done by using a catheter to transport blood into your ...

  7. HTTP - Wikipedia

    en.wikipedia.org/wiki/HTTP

    t. e. Hypertext Transfer Protocol ( HTTP) is an application layer protocol in the Internet protocol suite model for distributed, collaborative, hypermedia information systems. [1] HTTP is the foundation of data communication for the World Wide Web, where hypertext documents include hyperlinks to other resources that the user can easily access ...

  8. Web service - Wikipedia

    en.wikipedia.org/wiki/Web_service

    Web service. A web service ( WS) is either: a service offered by an electronic device to another electronic device, communicating with each other via the Internet, or. a server running on a computer device, listening for requests at a particular port over a network, serving web documents ( HTML, JSON, XML, images). [citation needed] In a web ...

  9. Stack Exchange - Wikipedia

    en.wikipedia.org/wiki/Stack_Exchange

    Stack Exchange is a network of question-and-answer (Q&A) websites on topics in diverse fields, each site covering a specific topic, where questions, answers, and users are subject to a reputation award process. The reputation system allows the sites to be self-moderating. [5] As of March 2023, the three most actively-viewed sites in the network ...