Assume that a system has multiple processing cores. For each of the following scenarios, describe which is a better locking mechanisma spinlock or a mutex lock where waiting processes sleep while waiting for the lock to become available: Thelockistobeheldforashortduration. Thelockistobeheldforalongduration. Athreadmaybeputtosleepwhileholdingthelock.Exercises $245/*$ critical section $*/246$ Chapter $5$ Process Synchronization #define MAX PROCESSES $255$int number of processes $=0$;$/*$ the implementation of fork$()$ calls this function $*/$ int allocate process$()\{$int new pid;if $($number of processes $==$ MAX PROCESSES$)$ return $-1$;else $\{/*$ allocate necessary process resources $*/++$number of processes;return new pid;$\}\}/*$ the implementation of exit$()$ calls this function $*/$ void release process$()\{/*$ release process resources $*/--$number of processes;$\}$