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What is a Process Control Block? Every process in the operating system is represented by a process control block as well called a task control block. It contains several pieces
In a multiprogramming and time-sharing environment, several users share the system simultaneously. This situation can result in various security problems. a
what is inter process communication..
What is the basic approach of page replacement? If no frame is free is available, find one that is not presently being used and free it. A frame can be freed by writing its con
how response times are reduced by allowing time sharing on top of multiprogramming
Define spooling. A spool is a buffer that holds output for a device, like printer, that cannot accept interleaved data streams. When a request finishes printing, the spooling s
Discuss difference between symmetric and asymmetric multiprocessing Symmetric multiprocessing (SMP), in which every processor runs an identical copy of the operating system an
how the system call is work?
Q. Several CPU-scheduling algorithms are parameterized for instance the RR algorithm requires a parameter to indicate the time slice. Multilevel response queues require parameters
When programming with threads, there are three very common mistakes that programmers often make: 1. locking twice (depending on the system and type of lock, can cause crashes, h
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