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Boot loader: It simply loads the kernel Kernel: It is the central component of the system that communicates directly with the hardware. Shell: The shell is a textual interface that allows us to run programs and control the system by entering commands. X Window Server: It [...]
Shell script is the collection of commands used for checking conditions. Shell script can be executed by adding command .sh followed by the common filename.
For example: filename.sh for executing the shell script.
We can also use chmod for execution permission.
For checking system activity:
The common utility for checking the processes running is ps [...]