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Define deadlock avoidance.
An alternative method for avoiding deadlocks is to need additional information about how resources are to be requested. Every request requires the system consider the resources currently available, the resources currently allocated to every process, and the future requests and releases of every process, to decide whether they could be satisfied or must wait to avoid a possible future deadlock
A Unix shell is a shell or command-line interpreter that gives a traditional user interface for the Unix-likesystems and for Unix operating system. Users operates the operation of
what is the meaning of co-operating process?
Problem: a) Define the term ‘process' and what are the different constituents of a process. b) In the three-state process model, what does each of the three states signify?
Q. What merit is there in having different time-quantum sizes on different levels of a multilevel queuing system? Answer: Processes that require more frequent servicing for ins
Briefly explain the process management in UNIX. UNIX makes use of the easy but powerful process facility that is visible to the user. UNIX follows the model in which the majori
What are the different ways in which a thread can be cancelled? Cancellation of a target thread may happen in two different scenarios: Asynchronous cancellation: One thr
MDEFINE CRITICAL SECTION
What is a general graph? A tree structure where links can go from one branch to a node earlier in the similar branch or other branch, allowing cycles.
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
Q. Illustrate the Operating System Components? Modern operating systems share the goal of supporting system components. System components are: 1. Process Management 2.
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