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How is memory management done using linked lists?
Each one node of the l list will have 4 fields as follows
1-this tells whether it s a hole or a process
2-starting address of the process
node
3-length of the process, Last one will be null.
4-pointer to the next
What is indexed allocation? Every file has its own block of pointers to the sectors of the file.
For reading, most operating systems use demand paging. This means that pages are only read from the disk into physical memory when they are needed. In the page table, there is a re
People arrive at a barber shop at the rate of one every 4.5 minutes. If the shop is full (it can hold five people altogether), 30% of the potential customers leave and come back i
what is tlb?
Optimal page replacement An optimal page replacement algorithm has the least page fault rate of all algorithms. The algorithm states that put back the page that will not be us
Questiion 1 What is RTOS? What are its requirements? Questiion 2 Explain the structural elements of a real time system mode Questiion 3 What is kernel? Explain abo
properies of Batch oriented and interactive operating system.
problems of procedure
You must use fork and pipe to complete this project. This project creates processes to add all numbers in a file. The user will enter a number (1, 2, or 4) of parallel processes
How can an index file be used to speed up the access in direct-access files? Have an index in memory; the index gives the key and the disk location of its corresponding record.
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