'Uniform device access interface' diaporamas de présentation

Review of system architecture

USER. Shell System and application programs systems calls | API | middleware. user mode. Review of system architecture. Kernel access points file sys. memory process support mgt mgt. kernel mode. I/O subsystem. Device drivers.

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Chapter 13: I/O Systems

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IO Systems

IO Systems. The two main jobs of a computer are I/O and processing . In many cases, the main job is I/O , and the processing is merely incidental. For instance, when we browse a web page or edit a file, our immediate interest is to read or enter some information, not to compute an answer.

289 views • 21 slides