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Processes - Coggle Diagram
Processes
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Process Scheduling
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scheduling queues
Ready queue – set of all processes residing in main memory, ready and waiting to execute
Wait queues – set of processes waiting for an event (i.e., I/O)
Context Switch
CPU switches process, the system save the state of the old process and load the saved state for the new process via a context switch
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Operations on processes
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Process Termination
Process executes last statement and then asks the operating system to delete it using the exit() system call
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If parent terminated without invoking wait(), process is an orphan
Communication Link
Direct Communication
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The link may be unidirectional, but is usually bi-directional
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