2 votes 2 votes Please verify whether the given table in the picture is correct or not? Operating System operating-system critical-section deadlock-prevention-avoidance-detection busy-wait indefinite-postponent mutual-exclusion + – Tuhin Dutta asked Nov 13, 2017 Tuhin Dutta 962 views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply Rupendra Choudhary commented Nov 13, 2017 reply Follow Share i don't think semaphores guarantee mutual exclusion. use them improperly and hurt mutual exclusion. 0 votes 0 votes saxena0612 commented Nov 13, 2017 reply Follow Share Most of the marks are wrong ! Test and set which is hardware solution guarantess mutual exclusion say for instance this is a code in C : int lock = 0; void Critical() { while (TestAndSet(&lock) == 1); critical section // only one process can be in this section at a time lock = 0 // release lock when finished with the critical section } 0 votes 0 votes Please log in or register to add a comment.