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What is contiguous allocation?
Allocation of a group of consecutive sectors for a one file.
Define semaphore A semaphore is a protected abstract or variable data type that constitutes the classic method for restricting access to shared resources like shared memory in
What is the use of boot block? For a computer to begin running when powered up or rebooted it requires having an initial program to run. This bootstrap program tends to be easy
1. What must a kernel provide for an effective user-level thread implementation? 2. With respect to the quantum q in a scheduling algorithm, explain and discuss the impact of the
You are required to study the important system components, including important data structures, important functions and algorithms, and the various organizational, structural, logi
Removing System Dependencies Because portions of the client - server application program may execute on different machines, it is very important for the developer to remove the
Multi-level page tables are tree-like structures to hold page tables. As an example, consider a two- level page table, again on a 32-bit architecture with 212 = 4 kbyte pages. Now,
Write note on process, process state? A process is in excess of the program code which is sometimes known as text section. It as well includes the current activity as represent
Q. What is the purpose of system calls? Answer: System calls permit user-level processes to request services of the operating system.
Parent process P creates three child processes, C1, C2, and C3. Each child process executes a memory and CPU intensive application of your choice. Your choice should be such that
What are the phases of background processing? Phases are:- Job Scheduling. Job Processing. Job Overview.
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