Question: In a real computer system, neither the resources available nor the demands of processes for resources are consistent over long periods (months). Resources break or

In a real computer system, neither the resources available nor the demands of processes for resources are consistent over long periods (months). Resources break or are replaced, new processes come and go, new resources are bought and added to the system. If deadlock is controlled by the banker's algorithm, which of the following changes can be made safely (without introducing the possibility of deadlock), and under what circumstances?
a. Increase Available (new resources added).
b. Decrease Available (resource permanently removed from system)
c. Increase Max for one process (the process needs more resources than allowed, it may want more)
d. Decrease Max for one process (the process decides it does not need that many resources)
e. Increase the number of processes.
f. Decrease the number of processes.

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