Writing systems programs which form part of the operating system of the computer, providing utility services or managing data communications between computing devices.

编写系统程序，作为电脑运行系统的一部分；在电脑设备当中提供日常服务及进行数据信息管理。

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The problems encountered in building large software systems are not simply scaled-up versions of the problems of writing small computer programs.

在建立大型软件系统时所遇到的问题并不仅仅是将编写小的计算机程序时所遇到的问题按比例放大。

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Writing programs for substantial information processing systems in assembler language, and procedure orientated languages.

利用汇编语言和程序性语言为大型信息处理系统编写程序。

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But testing every flaw in a target's network would require writing thousands of "exploits"--the programs used to hack into vulnerable systems.

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