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computer shareware that, on starting or before closing, displays a prominent reminder to pay for the program
NAK attack
a hacker attack that uses the negative acknowledgement control code character to enter a seemingly secure system
NAND gate
logic gate, produces an output which is false only if all its inputs are true
a computer that has electronic parts which are so small that they can only be seen using a microscope
the design and use of extremely small machines made of just a few atoms
a location where an Internet service provider or other network connects to a BACKBONE to access the Internet
a device that can be plugged into a network to provide a storage service
natural-language programming
the process of writing programs using a computer language that is very similar to natural human language
a slang expression for a person who is intensely interested in computers to the exclusion of other human activities (and even basic life skills); unlike geek, he or she is usually at least mildly insulting, though among some sets of people it can be a compliment
a conventional set of ethical rules defining a proper behavior on the Internet
network analysis
the process of measuring movements of information in various parts of a computer network
network card
a piece of computer hardware, an electronic device that connects a computer to the web or to the LAN
network guru
a person who is an expert in networking and gives talks and advice on the future development of networking
network interface controller
a computer hardware component that connects a computer to a computer network
network layer
the part of a network communications system that forms the data into packets and selects a route for the message
network modem
a modem shared by users of a network for calling an online service provider, an ISP, a service bureau, or other online source
network operating system
an operating system that is used to administer and control a network allowing computers to share hardware and software while providing file security and backup facilities
network switch
a computer networking device that connects network segments or network devices
network topology
layout pattern of interconnections of the various elements (links, nodes, etc.) of a computer, referring to the physical design of a network including the devices, location and cable installation
a combination of a number of computers and peripheral devices connected together / to connect a number of computers and peripheral devices together
neural network
an artificial intelligence system that is capable of developing rules from given input so that it learns how to deal with more complex input
someone who is new to some topic, game etc., but willing to expand their knowledge about it
an Internet discussion group that uses a restricted area on a server computer to display messages about a common interest.
a set of standards for smartphones and similar devices to establish radio communication with each other by touching them together or bringing them into proximity
half byte; four bits
Nigerian Scam
a type of mail and email fraud that attempts to have individuals send money or disclosed banking account information based on false pretenses, the correspondences will typically imply that someone has inherited a large sum of money and needs assistance in acquiring the funds
a network terminal or point where a computer is connected to a network
non-braking space
a space character that prevents an automatic line break at its position
non-printing characters
characters that display on the screen, but do not print, indicating where the Enter key, the Spacebar, and the Tab key were pressed; also called formatting marks
a person who plays something for a long time and still doesn’t know anything about that (they are still at the same lowest level of skills)
a chip inside a computer that connects the central processing unit to other primary components in the system, it also connects to the southbridge, which controls the remaining components of the computer
a file system that was introduced by Microsoft in 1993 with Windows NT 3.1; supports hard drive sizes up to 256TB; primary file system used in Microsoft’s Windows 7, Windows Vista, Windows XP, Windows 2000 and Windows NT operating systems
an Internet standard protocol (built on top of TCP/IP) that assures accurate synchronization to the millisecond of computer clock times in a network of computers
in programming, a special value used in several languages to represent the thing referred to by an uninitialised pointer; in databases, a special value that may be stored in some columns to represent an unknown, missing, not applicable, or undefined value