👉 In the context of programming, "shellwork" is a technical term that refers to a set of instructions or commands executed by an operating system or software application on a computer. It involves using command-line arguments and parameters to specify which files and directories are being modified. For example, if you run a shell script called `my_script.sh` in the terminal, you can use the following command to modify the contents of a file: ```bash ./my_script.sh -a file.txt ``