There’s a lot of folklore around the weird and wonderful names behind UNIX commands, but the origin of cat is pretty banal. It comes from the word “catenate,” which means “to connect in a series of ties or links.” In Latin, the word catena means chain, which has nothing to do with cats. Origins aside, there’s probably no AIX command as simple to use as cat. Its most basic use is to display the contents of a file on your screen. Just use cat, followed by ...

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