计算机代考 CS162 © UCB Spring 2022
Recall: Key Unix I/O Design Concepts • Uniformity – Everything Is a File! – file operations, device I/O, and interprocess communication through open, read/write, close – Allows simple composition of programs » find | grep | wc … Copyright By PowCoder代写 加微信 powcoder • Open before use – Provides opportunity for access control and arbitration […]
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