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How can deadlocks be represented?
Deadlocks are able to be described in terms of a directed graph called as a system resource-allocation graph. This graph contains of the following:
Pi Rj indicates that process pi has requested an instance of resource type Rj and is waiting currently for the resource. This is called as the request edge.
Rj Pi indicates that an instance of resource Rj has been allocated to process Pi. This is called as the assignment edge.
The drawbacks of fixed partitioning are: The number of partitions are précised at system generation time limits the number of active processes in the system. For the re
why we say " OS is a resource allocator" and “OS is a control program"?
Problem: Within a corporate environment, there are usually many servers located across various departments. Naming of servers is often a tedious task. In many circumstances, w
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explain any four types of operating system feature and structure(design)
Sharing segments between processes without requiring the same segment number is possible in a dynamically linked segmentation system. a. Define a system that permits sta
Question 1: (a) Discuss about the evolution of operating systems from mainframe batch systems to mainframe time sharing systems. (b) Explain your understanding of the "sus
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Is disk scheduling, other than FCFS scheduling, useful in a single-user environment? Explain your answer. In a single-user environment, the I/O queue usually is blank. Requests
Overlay structured program: A program consisting of overlays is referred as overlay structured program in which an overlay is a part of program which has similar load origin as
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