●（71) devices are interface of man and machine.（71) A． I／O B．Memory C．Disk D．Printer

Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to _____.

● Document outputs are produced on （71） , devices that produce text or images on paper. （7

In fact， all of these devices are designed by him in his spare time.A.finallyB.reallyC.ac

● Basically, a computer consists of five components: （71)， memory, storage, input device a

Most electronic devices of this kind ______ manufactured for such purposes are tightly p

Which three properties or behaviors of an IP interface are defined by a profile? ()(Choose three.)