Register

Do semaphores always provide mutual exclusion??

1,136 views

1 Answer

2 votes
2 votes
No it depends upon type of semaphore you are using .

If its binary then mutual exclusion is guarantee (Only1 process at a time in CS )

if its counting then mutual exclusion is not guarntee (multiple process be at a time in CS )
User Avatar
Voting & Accepting an answer helps improve the community
← PreviousNext →
← Previous in categoryNext in category →

Related questions

1 votes
1 votes
1 answer
2
thor asked Sep 25, 2016
1,228 views
Mutual exclusion :
Can Mutual exclusion can be enforced with a general semaphore initial value is greater than 1 ? I think yes. Consider a semaphore $S = 2$, and following code segment for both processes. P(S); P(S); <Critical Section> V(S); V(S);
Can Mutual exclusion can be enforced with a general semaphore initial value is greater than 1 ?I think yes. Consider a semaphore $S = 2$, and following code segment for b...
User Avatar
0 votes
0 votes
1 answer
4
Mrityudoot asked Jan 27
230 views
Semaphores
Can a counting semaphore acquire a negative value? S = 2; 15 P operations done, should the semaphore be 0 or -13
Can a counting semaphore acquire a negative value?S = 2;15 P operations done, should the semaphore be 0 or -13
User Avatar
Link Copied!