IEEE Definition

IEEE Definition Stands for the “Institute of Electrical and Electronics Engineers” and is produced “I triple E.” The IEEE is a professional association that develops, defines, and reviews electronics and computer science standards. Its mission is “to foster technological innovation and excellence for the benefit of humanity.” The history of the IEEE dates back to the 1800s, […]

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Wi-Fi Definition

Wi-Fi Definition Wi-Fi is a wireless networking technology that allows computers and other devices to communicate over a wireless signal. It describes network components that are based on one of the 802.11 standards developed by the IEEE and adopted by the Wi-Fi Alliance. Examples of Wi-Fi standards, in chronological order, include: 802.11a 802.11b 802.11g 802.11n 802.11ac Wi-Fi is the standard way […]

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LAN Definition

LAN Definition Stands for “Local Area Network” and is pronounced “lan.” A LAN is a network of connected devices that exist within a specific location. LANs may be found in homes, offices, educational institution, or other areas. A LAN may be wired, wireless, or a combination of the two. A standard wired LAN uses Ethernet to connect devices together. Wireless LANs […]

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Domain Definition

Domain Definition While the term “domain” is often used synonymously with “domain name,” it also has a definition specific to local networks. A domain contains a group of computers that can be accessed and administered with a common set of rules. For example, a company may require all local computers to be networked within the […]

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Hacker Definition

Hacker Definition While this term originally referred to a clever or expert programmer, it is now more commonly used to refer to someone who can gain unauthorized access to other computers. A hacker can “hack” his or her way through the security levels of a computer system or network. This can be as simple as […]

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Encryption Definition

Encryption Definition Encryption is the process of converting data to an unrecognizable or “encrypted” form. It is commonly used to protect sensitive information so that only authorized parties can view it. This includes files and storage devices, as well as data transferred over wireless networks and the Internet. You can encrypt a file, folder, or an entire volume using a file encryption utility such […]

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TFTP Definition

TFTP Definition Stands for “Trivial File Transfer Protocol.” TFTP is a file transfer protocol similar to FTP, but is much more limited. Unlike FTP, TFTP does not support authentication and cannot change directories or list directory contents. Therefore, it is most often used to transfer individual files over a local network. TFTP may also be used to boot a computer system from […]

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OSI Model Definition

OSI Model Definition The OSI (Open Systems Interconnection) model was created by the ISO to help standardize communication between computer systems. It divides communications into seven different layers, which each include multiple hardware standards, protocols, or other types of services. The seven layers of the OSI model include: The Physical layer The Data Link layer The Network layer […]

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Username Definition

Username Definition A username is a name that uniquely identifies someone on a computer system. For example, a computer may be setup with multiple accounts, with different usernames for each account. Many websites allow users to choose a username so that they can customize their settings or set up an online account. For example, your […]

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