system calls

Introduction to System Calls from Bash in Linux For Linux users, the shell (or terminal) is the nerve center of the operating system, enabling a powerful way to perform and automate tasks. Bash, an acronym for Bourne-Again SHell, is one of the most common shells used on Linux. One potent feature of Bash is its capability to make system calls directly from the command line.

Introduction Signals are used to interact between processes and can occur at anytime, typically they are kill signals however processes can opt to handle them programatically unless they are SIGKILL or SIGSTOP signals.