4. An adaptive mutex is a semaphore that makes a decision as to whether or not te busy wait depending upon the state of other processes in a multi-processor system. When a process attempts to wait on a semaphore, the following is done (for simplicity, we consider a mutex between two processes only): wait (Semaphore S) S.value S.value1; if (S.value < 0) / Some other process P holds the semaphore / P process
OR
PayPal Gateway not configured
OR
PayPal Gateway not configured