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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. It finds the operating system on the disk loads that kernel into memory and jumps to a first address to start the operating system execution. The full bootstrap program is kept in a partition called the boot blocks, at fixed location on the disk. A disk that has boot partition is known as boot disk or system disk.
Explain briefly the working of semaphore with example ? The E.W. Dijkstra (1965) abstracted the key idea of mutual exclusion in his concepts of semaphores. Definition A s
Question: (a) Write down short notes on the different versions of Windows server 2003 mentioned below: 1. Windows Server 2003, Web Edition 2. Windows Server 2003, Stand
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advantage and dis advantage of threads
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Question: (a) Modern processors operate in one of two modes: one for the operating system and one for applications. What is the purpose of having these two modes? What are
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Q. Consider the demand-paged computer system where the level of multiprogramming is currently fixed at four. The system was recently deliberate to determine utilization of CPU and
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