

Operating Systems Concepts - Engineering
Q1: A relationship between processes such that each has some part (critical section) which must not be executed while the critical section of another is being executed, is known asA
semaphore
B
mutual exclusion
C
multiprogramming
D
multitasking
E None of the above
ANS:B - mutual exclusion A semaphore is a variable used to control access to a common resource by multiple processes in a concurrent system. So option A is not possible. |


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