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Determine a critical section is a program segment Critical section is where shared resources are accessed
How does user specify block to be fetched in direct access? By specifying the relative block number, relative to first block in file, which is block 0.
what are operating system services
Difference between threads and processes 1. Thread is flow of implementation. Process is group of instruction which is alike to that of a program except which may be stopped an
What is an operating system? An operating system is a program that manages the computer hardware. It acts as an intermediate among users of a computer and the computer hardware
Explain with an example the need of Shift Alteration in critical section problem? Consider processes P i and P j and consider the algorithm for P i and P j .
Refer a program with a linked origin of 5000. Suppose the memory area allocated to it have the start address of 70000. Determine the value to be loaded in relocation register?
What is a Relocatable program? The Relocatable programs can be loaded almost anywhere in memory.
Q. List three instances of deadlocks that aren't related to a computer system environment. Answer: Two cars passage a single-lane bridge from opposite directions.
Write a short note on PCB? Every process is represented in the operating system by a process control block also called a task control block. It contains more information regard
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