题目内容：
which descnption is NOT true?
A．Personal computer has not the features of the larger system．
B．Large systems offer higher processing speeds for user and return more data than PCs．
C．Output devices take output results from the CPU in machine-coded form. and conven them into a form. that used by people.
D．The input/output devices and auxiliary storage units of a computer system are called peripherals.
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