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19CS405-Operating System
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What is a key characteristic of the executive and subsystems' foundation described?
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What method is typically used for managing multiple instances of a resource type in deadlock avoidance?
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How is the resource-allocation state defined in the context of deadlock avoidance algorithms?
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Which condition for deadlock is described by the statement "there exists a set {P0, P1, …, Pn} of waiting processes such that P0 is waiting for a resource that is held by P1, P1 is waiting for a resource that is held by P2, …, Pn–1 is waiting for a resource that is held by Pn, and Pn is waiting for a resource that is held by P0"?
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What happens to attached shared memory segments during the exec() system call in UNIX?
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What are the two standard atomic operations used to access a semaphore S?
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What action does a process take when it wishes to modify shared data in a reader–writer lock?
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In the message-passing model of interprocess communication, how does communication take place between cooperating processes?
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What type of communication do sockets provide between two processes?
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What happens to a message in an IPC message queue once a process has read it?
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