Answer / nadeem khokhar

system checks for the priority. if a lower priority process is holding the resource and more priority process is in waiting, it frees the resource from low priority process and gives it to the higher priority process.
or it can also go for that if a process is not leaving the resource and other is in wait state then it checks the time quantum, if time quantum exceeds from the predefined time quantum it takes the resource and give it to the next process and same action repeated

Answer / devendra singh

dedloc is condition lock relised from dedloc condition

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