Question: Suppose a programmer writes a signal handler in assembly and installs it into a process. When a matching signal is delivered to the process by

Suppose a programmer writes a signal handler in assembly and installs it into a process. When a matching
signal is delivered to the process by the OS, the signal handler is asynchronously invoked and can interrupt
the normal flow of execution.
Is the handler callee-save or caller-save? Defend your answer. (Answers should be two to four sentences long.)
Suppose a programmer writes a signal handler in assembly and installs

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