题目内容

Written ____ are guidelines or rules to follow when using software, hardware and data.

查看答案
更多问题

Software is another name for a ____.

There are two major kinds of the software----system software and ____.

Hardware system consists of a variety of different devices, including system unit, input/output ____, and communication devices.

____is stored document, worksheet, database, and presentation files.

答案查题题库