True or false problems with wrong-answer penalties: a) Deadlock avoidance requires knowledge of future process resource requests.

b) An unsafe state is one in which there is at least one sequence of resource allocations to processes that does not result in a deadlock.

c) Algorithms for mutual exclusion and deadlock must depend on access to common memory.

d) The hypervisor or VMM in type I virtual machine runs in nonprivileged mode.

e) If Type I VM crashes, the host OS also crashes, but if Type II VM crashes, the host OS will not crash.