A key word is a word or group of words that help the search find a better fit for their search, when referring to an internet search function.

Keywords also known as reserve words which means they are not use any other purpose in computer language such if, else, then, while.

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Martin Cooper (inventor) Inventing handheld cellular mobile phone Making world’s first handheld cellular mobile phone call. Martin “Marty” Cooper (born December 26, 1928) is an American engineer.