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发布时间：2006-06-28 04:52     点击：

　　　　C．protocols　　　　　　　　　　　 D．data communication

　　(68)A．same　　　　B．similar　　C．different　　 D．dependent

　　(69)A．multi-user　B．client　　 C．server　　　　D．full-user

　　(70)A．DNA　　　　 B．SNA　　　　C．the OSI　　　 D．the ISO

　　●One of the functions of the ＿(71)＿ is to store the applications progrms {or the various secondaries. The ＿(72)＿ may have similar or dissimilar functions. The same control code received from two different secondaries may warrant two different actions on the part of the host computer. If the system so requires,the host computer must also provide ＿(73)＿ for the centralized data and the software for database management. Data information is normally stored in auxiliary memories to which the computer has ready access. The＿(74)＿ peripherals connected to the host computer allow for human entry and intervention. As needs change, application programs may require additions, deletions, or changes. Data link problems also arise which are __(75)＿ the range of the computer's programmed capabilities. In such cases, human entry is required to make the necessary changes to resolve the existing problems.

　　(71)A．peripherals　　B．host computer　　C．the interface　　D．the client

　　(72)A．set　　　　　　B．host　　　　　　 C．secondaries　　　D．record

　　(73)A．storage　　　　B．data　　　　　　 C．range　　　　　　D．link

　　(74)A．peripherals　　B．database　　　　 C．the interface　　D．clients

　　(75)A．dose to　　　　B．during　　　　　 C．within　　　　　 D．beyond

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