04 2018 档案
摘要：The operating system has two primary purpose:(1)to protect the hardware from misuse by runaway applications, and(2)to provide applications with simple
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摘要：1.3 It pays to understand how compilation systems work Why programmers need to understand how compilation systems work? 1)Optimizing program performan
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摘要：1.1Information is bits + context. All information in a system——including disk files,programs stored in memory ,user data stored in memory ,and data tr
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