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Explain the ThreadSwitchWithDelay Function used in Netware
ThreadSwitchWithDelay( )
This command is used when threads are waiting for an event or resource but don't want to use semaphores for that access. The command will tell NetWare to schedule this thread on the temporarily handicapped list. Threads on this list will run only after a system-configurable amount of Run-List threads have executed. In our above example, we could replace the delay ( ) procedure with ThreadSwitchWithDelay( ).
What do you mean by first fit? First fit allocates the first hole that is big sufficient .Searching can either start at the starting of the set of holes or where the previous f
Explain Rehashing to Handle Collision Rehashing: Re-hashing schemes make use of a second hashing operation while there is a collision. If there is an additional collision, we
Q. a number of systems automatically delete all user files when a user logs off or a job terminates unless the user explicitly requests that they be kept other systems keep all fil
Question : (a) In the demand paging system, when a process tries to access a page that was not brought into memory, a page fault occurs that involves a series of actions. The
Define multithreading The proficiency of an operating system to execute different parts of a program called threads simultaneously is called as multithreading. A thread is a fl
Q. Consider a system that holds 5000 users. Presume that you want to allow 4990 of these users to be able to access one file. a. How would you denote this protection scheme in
Explain the Architecting For Threads When available, threads are an integral part of any multitasking server application program. It is important that the operating system prov
advantages and disadvantages
#include #include #include #include #include int main(void) { int pchan[2], pid, rval, cvar; char buf[20]; if (pipe(pchan) == -1){
List disadvantages of using a single directory. Users have no privacy. Users must be careful in choosing file names, to avoid names used by others. Users may destroy each othe
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