So thankfully, modern operating systems allow you to put parts of files here, parts of your file here, parts of your file here, but the end result is that your files get fragmented.

因此，谢天谢地，现代操作系统允许你,把这里的文件进行分块，在这里存一部分，在那儿存一部分，但最后的结果是你的文件变成了分片的。

哈佛公开课 - 计算机科学课程节选

The problem however is that Microsoft already has native file systems built into its operating systems which users can't alter, Reiser said.

CNN: Namesys pursues Holy Grail of file-system searches

Clearly, no CPU or operating system is going to grab an infected file and execute it.

CNN: Technology - Analysis: Understanding viruses

The virus was spread by e-mail as an "executable" (.exe) file capable of running on Windows 95 and 98 operating systems.

CNN: FROM THE WEB