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Interrupts
The hardware mechanism that enables a device to inform the CPU is called an interrupt. The basic interrupt mechanism works as follows. The CPU hardware has a wire known as the interrupt-request line that the CPU senses after implementing every instruction.
What are a safe state and an unsafe state? Answer: A state is safe if the system can allocate resources to every process in some order and still avoid a deadlock. A system is
Since each thread has its own processing space therefore communication between threads will need to be done through a common global variable. Since multiple threads can access the
State the advantage of multiprocessor system? The advantages of multiprocessor system are:- a) Enhanced throughput. b) Economy of scale. c) Enhanced re
What is operating system?
is there any difference between the trap and interrupt??
DIFFERENT MULTITHREADING MODELS Multithreading Models the majority multithreading models fall into one of the following categories of threading implementation: 1. M
What are the use of job queues, ready queues and device queues? As a process enters a system they are put in to a job queue. These queues having of all jobs in the system. The
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
1. Suggest some mechanism(s) to lower the dispatch latency while scheduling for a real-time system. Also, discuss any trade-off or consequent constraint associated with it, if a
Problem: (a) Discuss Distributed File System Caching. (Your discussion should include the goal and architecture of distributed file system caching and the various possible c
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