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Define deadlock avoidance.
An alternative method for avoiding deadlocks is to need additional information about how resources are to be requested. Every request requires the system consider the resources currently available, the resources currently allocated to every process, and the future requests and releases of every process, to decide whether they could be satisfied or must wait to avoid a possible future deadlock
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shell program for Armstrong number
Discuss the high barriers to entry in the market for PL operating systems
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How is a process chosen for being swapped either in or out? Swap out: a. If the process is idle. b. If process has been in main memory for a long time.
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