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What are the hardware and software requirements for virtual memory?
The hardware required for virtual memory is a secondary memory and page table. The page table should have the ability to mark an entry as valid or invalid. The secondary memory is the one that holds the pages that are not present in the memory. It is generally a high speed disk and the section used is called swap space.
The main software requirement can be restart any instruction after a page fault occurs. If a page fault take place during instruction fetch the instruction is to be restarted moreover if it occurs during fetch of an operand then the instruction is to be fetched and decoded and then fetches the operand.
What is page fault and what are the steps taken by the OS to remove page fault? A page fault is caused while a page that hasn't been brought into memory is being addressed. The
Symmetric multiprocessing To get maximum reliability and efficiency a mode of function called as symmetric multiprocessing is used. In essence, with SMP any program or threads
Need capstone project
Explain Load Balancing Client Server Components When migration functionality from the client - only model to the client - server model, care must be taken not over-or underutil
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
Acyclic Graph Directories In this kind of directory structure the shared directories or files can exist in the file system in two or more places at once. A tree structure excl
with the aid of diagrams describe the following OS structure monolithic,layered and client server.
What are the benefits of multithreaded programming? The advantages of multithreaded programming can be broken down into four main categories: Responsiveness Resourc
DESCRIBE OPERATING SYSTEM
Q. Consider a calculating environment where a unique number is associated with each process and each object in the system. Suppose that we permit a process with number n to acce
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