CS604 Operating System Assignment No.03 Solution And Discussion Semester: Fall 2014 Due Date 16 Feb, 2015

	Assignment No. 03 Semester: Fall 2014 CS604 –Operating System		Total Marks: 15 Due Date: 16/2/2015
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Assignment
Question 1:   (5 Marks) Consider the following snapshot of a system: Allocation Max Available A B C D A B C D A B C D P0 1 1 1 2 3 4 2 2 1 2 3 4 P1 1 0 2 2 1 3 4 14 P2 1 4 5 6 2 7 5 8 P3 2 5 4 2 3 5 7 9 P4 1 5 2 7 1 6 3 9 Need A B C D Answer the following questions using the banker’s algorithm: (a)   What is the content of the matrix Need?                                             5 (b)   Is the system in a safe state? If yes identify the safe sequence. Show the step by step execution by updating the data structure if necessary.                                                            10 NOTE:Do not put any query on MDB about this assignment, if you have any query then emailatcs604@vu.edu.pk.
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