Question

Which of the following is/are the disadvantages of machine instruction

approach to enforce mutual exclusion.i) Busy waiting employees

ii) hard to verify iii) starvation is possible iv) Deadlock is possible

i, ii and iii only

ii, iii and iv only

i, iii and iv only

All i, ii, iii and iv​

Answer 1

Answer:

are used for signaling among processes and can be readily used to enforce a mutual exclusion discipline.