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Inverted page table
In page table the page table has one entry for every page that the process is using. The operating system must translate this reference into a physical memory address. One of the drawbacks of this method is that every page table may having of millions of entries.
Explain Busy Waiting Semaphores Weak, Busy-wait Semaphores a) The simplest way to implement semaphores. b) Useful while critical sections last for a short time, or we com
Q. Advantages and disadvantages of multiprogramming? Advantages 1. High CPU utilization. 2. It appears that many programs are allotted CPU almost concurrently. D
define monolathic structure
What is single and multithreading and thread pool?
how it is work.
Q. Illustrate the function of Loader? A loader is a routine which loads an object program and prepares it for execution. There are many loading schemes: relocating, absolute an
Signal handling A signal is used in UNIX systems to inform a process that a particular event has occurred. 1. A signal is produced by the occurrence of a particular event.
Q. Operating System as User Interface? • Every general purpose computer comprises the operating system, hardware, system programs and application programs. The hardware compris
What makes a Just-in-Time inventory system differ from a traditional inventory system?
what is unbounded buffer
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