单项选择题

In the late 1950's, for the first time a computer programming language______.

A．began using binary numbers
B．was used to implement the Unix operating system .
C．was put into the market
D．was used for modeling physical and environmental events

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热门试题

单项选择题

Which programming language is designed for the instruction of youngsters

A．BASIC
B．FORTRAN
C．ALGOL
D．LOGO

单项选择题

Which of the following statements is NOT true

A．Fielding Lewis has taken two pictures of the bird, but it was too fuzzy and he was mistakenly discredited.
B．The author believes that the woodpecker-whisperer do have a telepathic connection to the birds.
C．The quality of the book may not so perfect in itself, but there is still something to be cherished and reflected on.
D．Them is much sweating, sitting and waiting before the completion of the book.