_:vb6906374 "(computing) A data structure in which objects are added to one end, called the tail, and removed from the other, called the head (in the case of a FIFO queue). The term can also refer to a LIFO queue or stack where these ends coincide. [from 20th c.]"@en . "3" . _:vb6906375 "Queue implementations are commonly based on insertion order as in first-in, first-out (FIFO) queues or last-in, first-out queues (LIFO queues are also known as stacks)."@en . . _:vb6906375 . _:vb6906374 . _:vb6906375 "2005, David Flanagan, Java in a Nutshell, p. 234,"@en .