Signals
Signals in Linux are messages sent to active processes in order to interrupt them. By sending signals, you can stop, terminate or restart running processes. You can also move a foreground process to the background or the other way around.
Kill Command
The kill command is used to send a signal to an existing process. Without any option, the command sends the SIGTERM signal, which is a termination signal. For this command, you need to specify the process with the process ID or job ID. When you use the job ID, you need to put % before the job ID. The kill command can be used for
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