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2-如何work with UNIX／LINUX
Simple Commands 常用指令 ls 顯示文件或目錄 -l 列出文件詳細(xì)信息l(list) -a 列出當(dāng)前目錄...
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1-History&Concepts
What is Unix Unix is a Multi-user, multi-process and multi-access operat...
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3-多任務(wù)處理Preemptive Multitasking(搶占式多任務(wù)處理) 在單cpu的系統(tǒng)里绪杏，同一時(shí)間只能有一個(gè)進(jìn)程運(yùn)行，在進(jìn)程切換的時(shí)候，kerne...
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2-什么是進(jìn)程 ProcessWhat is process? Process can be seen as a dynamic instance of program, o...
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1-什么是操作系統(tǒng)首先，先說說什么是操作系統(tǒng)。 What is operating system? Anoperating system(OS) issystem...