程序员甲为希赛教育公司开发的应用程序编写了使用说明书，并已交付用户使用，(69)该应用软件的软件著作权。

(74) systems perform. basic tasks, such as recognizing input from the keyboard, sending output to the display screen, keeping track of files and(75)on the disk, and controlling peripheral devices such as disk drives and printers.

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The Assembly Language is often used to distinguish(73)machine-readable information from textual human-readable information.

The major technical areas of computer security are usually represented by the initials CIA(71)，integrity，and authentication or availability．

Like personal computers，most workstations are(72) computers．

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Windows XP是一种(56)操作系统，为了支持网络通信的功能；在它的网络体系中包含了网络API、传输驱动程序接口(TDI)客户、TDI传送器、NDIS小端口驱动程序和(57)，同时NDIS库也为(58)的使用提供了函数接口。

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