Question 7 5 pts As part of the execution of an operation on a semaphore, a process' PCB is moved from the semaphore's waiting queue to the ready queue What operatian are we alking about? a natify signal can't say.Semaphores don't have waiting queus Question 5 pts Dealock can be avoided in a systerm with one instance per resource type if before ay resource is allacated the systern checks for cycles in the resource allecation graph O Fase Question 9 5 pts Three processes share three mutex locks, initialized in pseudocode lke this: Mutex m1-1, m2-1, m3-1 The processes execute this code sequences in parallel: locklm) locklm2 locdm3 lockim2) locklm3 lockm2) At the end, the systen is in cleadlock True Question 10 5 pts