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Morse code can be memorized and sent in a form perceptible to the human senses, e.g. via sound waves or visible light, such that it can be directly interpreted by persons trained in the skill. [7] [8] Morse code is usually transmitted by on-off keying of an information-carrying medium such as electric current, radio waves, visible light, or sound waves. [9] [10] The current or wave is present ...
The Global Industry Classification Standard ( GICS) is an industry taxonomy developed in 1999 by MSCI and Standard & Poor's (S&P) for use by the global financial community. The GICS structure consists of 11 sectors, 25 industry groups, 74 industries and 163 sub-industries [1] into which S&P has categorized all major public companies. The system is similar to ICB ( Industry Classification ...
Refinitiv Identification Code. A Refinitiv Instrument Code [1] (previously Reuters Instrument Code), or RIC, is a ticker -like code used by Refinitiv to identify financial instruments and indices. The codes are used for looking up information on various Refinitiv financial information networks (such as Refinitiv Real Time) and appear to have ...
Lists of airports. (Redirected from Lists of airports by IATA and ICAO code) An airport is an aerodrome with facilities for flights to take off and land. Airports often have facilities to store and maintain aircraft, and a control tower. An airport consists of a landing area, which comprises an aerially accessible open space including at least ...
Learn about the history and distribution of Texas area codes on Wikipedia, the free online encyclopedia.
Search engines, including web search engines, selection-based search engines, metasearch engines, desktop search tools, and web portals and vertical market websites have a search facility for online databases .
On September 2, 2008, FIPS 10-4 was one of ten standards withdrawn by NIST as a Federal Information Processing Standard. [1] The list here is the last version of codes. For earlier versions, see link below.
IATA codes are abbreviations that the International Air Transport Association (IATA) publishes to facilitate air travel. They are typically 1, 2, 3, or 4 character combinations (referred to as unigrams, digrams, trigrams, or tetragrams, respectively) that uniquely identify locations, equipment, companies, and times to standardize international flight operations. All codes within each group ...