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11.1 Con a program that accesses a single I/O device and compare unbuffered I/O

ID: 3646801 • Letter: 1

Question

11.1 Con a program that accesses a single I/O device and compare unbuffered I/O to the use of a buffer. Show that the use of the buffer can reduce the running time by at most a factor of two Generalize the results of problem 11.1 to the case in which a program refers to n devices.
From: Consider a program that accesses a single I/O device and compare unbuffered I/O to the use of a buffer.Show that the use of the buffer can reduce the running time by at most a factor of two. 11.2 Generalize the result of Problem 11.1 to the case in which a program refers to ndevices.
Source:ISBN: 0133001946 | Title: Operating Systems | Publisher: Prentice Hall

Explanation / Answer

337.920