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Q. Researchers have recommended that instead of having an access list associated with each file (specifying which users can access the file and how) we should have a user control list associated with each user (specifying which files a user can access and how). Examine the relative merits of these two schemes.
Answer:
Questiion 1 Use Priority Scheduling Algorithm to schedule the following processes Process Burst Time Priority/Time P1
What are the main advantages of the microkernel approach to system design? Benefits typically contain the following (a) Adding a new service does not require modifying the
A- Consider a computer system that provides a virtual memory space that consists of 8 pages. The physical memory contains 4 pages where the page size is 4Kbytes. Assume that at sp
What is critical section problem? Consider a system consists of 'n' processes. Every process has segment of code called a critical section, in which the process might be changi
Q. Timers could be utilized to compute the current time. Provide a little description of how this could be accomplished. Answer: A program could utilize the following ap
Q. In following Section we mentioned that disabling interrupts frequently could affect the system's clock. Describe why it could and how such effects could be minimized.
what are reasons for cooperating processes
combined approaches (ULT/KLT)
Define which is not a key piece of information, stored in single page table entry, supposing pure paging and virtual memory A reference for the disk block which stores the pa
What are the operations of processes? Process creation A process may create several new processes. The creating process is called as parent process, where as the new proce
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