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Deadlock Prevention & Avoidance GATE 2024 Fundamental Quiz
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Question 1
When a process is rolled back as a result of Deadlock the difficulty which arises is
Question 2
Consider the following statements:
Statement 1- The presence of deadlock assures the presence of cycle but vice versa is not correct.
Statement 2-If there is a deadlock then recovery through resources is done either by preemption of the resources or by rollbacking the assigned resources.
Which of the statement is/are correct?
Statement 1- The presence of deadlock assures the presence of cycle but vice versa is not correct.
Statement 2-If there is a deadlock then recovery through resources is done either by preemption of the resources or by rollbacking the assigned resources.
Which of the statement is/are correct?
Question 3
Consider three processes p1, p2 and p3 with their current allocation unit of resource and maximum requirement unit of resources in the table below
Available resources are (2, 0, 1). The system is __ and number of safe sequence __.
Question 4
Which of the following cases are not possible?
(i) Deadlock involving one process
(ii) Deadlock involving one resource
(iii) Deadlock between two threads in a process
(i) Deadlock involving one process
(ii) Deadlock involving one resource
(iii) Deadlock between two threads in a process
Question 5
Which of the following is not true with respect to deadlock prevention and deadlock avoidance schemes?
Question 6
Consider that the total resources of R1 is 10, R2 is 5 and R3 is 7.
Find out how many possible safe sequences are there
Find out how many possible safe sequences are there
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