a What are the main limitations of semaphores Explain b For

(a) What are the main limitations of semaphores? Explain. (b) For what problems are these useful? (c) Are they used in deadlock? Explain.

Solution

(a) Main limitatin of semaphores are following

(b) for following problems these are useful

(c) yes, they are used in deadlock but when you implement with more than one semaphore, it is very likely to cause deadlocks if you\'re not careful with the order to wait and post the different semaphores.