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  2. Computer network - Wikipedia

    en.wikipedia.org/wiki/Computer_network

    An internetwork is the connection of multiple different types of computer networks to form a single computer network using higher-layer network protocols and connecting them together using routers. The Internet is the largest example of internetwork. It is a global system of interconnected governmental, academic, corporate, public, and private ...

  3. List of information technology initialisms - Wikipedia

    en.wikipedia.org/wiki/List_of_information...

    The table below lists information technology initialisms and acronyms in common and current usage. These acronyms are used to discuss LAN, internet, WAN, routing and switching protocols, and their applicable organizations. [ 1][ 2][ 3] The table contains only current, common, non-proprietary initialisms that are specific to information technology.

  4. User error - Wikipedia

    en.wikipedia.org/wiki/User_error

    Some support technicians refer to it as "biological interface error". The networking administrators' version is referring to the cause of a problem as a "layer 8 issue", referring to the "user" or "political" layer on top of the seven-layer OSI model of computer networking.

  5. Glossary of computer science - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_computer_science

    computer science. The theory, experimentation, and engineering that form the basis for the design and use of computers. It involves the study of algorithms that process, store, and communicate digital information. A computer scientist specializes in the theory of computation and the design of computational systems.

  6. HTTP 404 - Wikipedia

    en.wikipedia.org/wiki/HTTP_404

    Download as PDF; Printable version; In other projects ... In computer network communications, ... In code 404, the first digit indicates a client error, ...

  7. Glossary of artificial intelligence - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_artificial...

    Also artificial emotional intelligence or emotion AI. The study and development of systems and devices that can recognize, interpret, process, and simulate human affects. Affective computing is an interdisciplinary field spanning computer science, psychology, and cognitive science. [ 13][ 14] agent architecture.

  8. Router (computing) - Wikipedia

    en.wikipedia.org/wiki/Router_(computing)

    Router (computing) A router[ a] is a computer and networking device that forwards data packets between computer networks, including internetworks such as the global Internet. [ 2][ 3][ 4] A router is connected to two or more data lines from different IP networks. When a data packet comes in on a line, the router reads the network address ...

  9. Error detection and correction - Wikipedia

    en.wikipedia.org/wiki/Error_detection_and_correction

    A checksum of a message is a modular arithmetic sum of message code words of a fixed word length (e.g., byte values). The sum may be negated by means of a ones'-complement operation prior to transmission to detect unintentional all-zero messages.