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ALL > Computer and Education > courses > university courses > undergraduate courses > Operating System > CLASS (2016-2017-1)-62903-06102-1 > 2014329620080_薛丽爽 > Exercise_7.11 >
Exercise_7.11 Version 0
👤 Author: by lsxueout163com 2016-11-10 18:42:54
(1)

Need

A     B    C    D

P0         0    0    0    0

P1          0     7    5    0

P2          1    0    0    2

P3          0    0     2    0

P4          0     6    4    2

(2)

It is safe state, the sequence satisfing the safety criteria is<P0,P2,P1,P3,P4>

A     B    C    D

1      5    2    0

P0         1      5  

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