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Mention the various features that characteristics the deadlock condition.
The four circumstances that give rise to deadlock condition are:
1) Mutual exclusion: As a minimum one resource must be held in the non-sharable mode that is only one process is able to be used at a time. If another process demand for the resource it should wait.
2) Hold and wait: A process should be holding at least one resource and wait for other process to give the resource to it.
3) No preemption: Resources not able to be preempted; it cannot be taken from one process with force.
4) Circular wait: Assume consider a set of process {p1, p2, p3.......} in the waiting queue such that p1 is waiting for the resource held by process p2 etc.
Explain the various methods for handling deadlocks. A set of processes is deadlocked if every process in the set is waiting for an event that only a process in the
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mention the three problems that mat be caused by wrong initialization and placement of wait() and signal()operations in the use of semaphore
What are batch systems? Batch systems are quite appropriate for implementing large jobs that need little interaction. The user can submit jobs and return later for the results.
What are three conditions that a solution for the critical section problem must satisfy? The three conditions are as following:- a) Mutual exclusion :- if a process is
What is a two state process model? At any time a process is being implementing by a processor or not. Therefore a process may be in Running or not running state. When an Ope
The term IPC (Inter-Process Communication) defines several paths by which different process executing on some operating system interact between each other.
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Q. Explain about diffrent Process State? Process State When process executes, it changes its state. Process state is defined as the current activity of the process. Fi
What are the main advantages of the microkernel approach to system design? Benefits typically contain the following (a) Adding a new service does not require modifying the
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