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• A key (lock) is a physical object used to manipulate a lock.
• A key (music) forms a property of a piece of music: see also key signature.
• A key (cryptography) consists of a piece of information, usually kept secret, used to customise ciphers.
• A key (instrument) comprises a moving part of a musical instrument.
• Key (company) is a Japanese ren'ai video game maker.
• In database design, keys refer to a unique value in a database row. See primary key and related articles.
• A telegraph key serves to send Morse code.
• Typewriters and computertower of a personal computer. A computer is a device for making calculations or controlling operations that are expressible in numerical or logical terms. While factually accurate, this definition and those found in other dictionaries are so broad that th keyboardA computer keyboard is a peripheral modelled after the typewriter keyboard. Keyboards are designed for the input of written text, and also to control the operation of the computer. Physically, computer keyboards are an arrangement of rectangular or near-rs have buttons called keys used for the input of text or commands.
• A key (map) consists of the section of a map or other document that explains the symbols used elsewhere on the document.
• A key (art) features in paintingThis article is about the painting of a surface for artistic reasons. Painting is also the utilitarian painting of objects and buildings, often done to provide a protective coating or for aesthetic reasons. One possible process for decorative painting of and photographyPhotography is the technique of recording, by chemical, mechanical or digital means, a permanent image on a layer of material sensitive to light exposure. The word comes from the Greek words φως phos ("light"), and γρα&phi.
• A key frameIn animation, a key frame is a frame in an animated sequence of frames that was drawn or otherwise constructed directly by the user rather than generated automatically, e. by tweening. In video compression, a key frame or I frame is a frame encoded withou constitutes a frame or cell in animation which is used as a guide for the other frames, or inbetweens. Usually the key framer is a more prominent artist than inbetweeners.
• An identification keyAn identification key also known as a dichotomous key is a method of deducing the correct species assigment of a living thing. As the alternative name implies, it works by offering two (or sometimes more) alternatives at each juncture, and the choice of o can help to identify speciesThis article discusses biological species. Also see combinatorial species for the mathematical meaning of the term. Species is also a movie by Roger Donaldson. In English "species" is both singular and plural. The word " specie" is unrelated and is used t.
• A key or cay may mean an islandAdriatic sea An island is any piece of land smaller than a continent and larger than a rock, that is completely surrounded by water. Very small islands are called islets . Although seldom adhered to, it is also proper to call an emergent land feature on a, especially in the Caribbean Sea.
• A skate key functions as a tool in the adjusting of roller skates.
• Keying (graphics) involves compositing two or more frames in video editing.
• Keying (car) involves using something metallic, such as a latch-key, in order to scratch something often of value, such as a car.
• The Florida Keys lie off the coast of Florida.
• The House of Keys (also knowns as "The Keys") operates as part of the Tynwald - the parliament of the Isle of Man
• The word quay shares the pronunciation of the word "key".