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How to create and run a shell script in Linux A shell script is a text file that contains a series of commands that are executed by the shell. Shell scripts are a powerful way to automate tasks on Linux systems. To create a shell script, you first need to create a text file and save it with the .sh extension. For example, you could create a file called myscript.sh . The first line of the shell script should contain the name of the shell that you want to use to run the script. For example, if you want to use the Bash shell, you would use the following line: The rest of the shell script file contains the commands that you want to execute. You can use any commands that you would normally use at the command line. For example, the following shell script displays the date and who is logged on: Once you have created the shell script, you need to make it executable. You can do this by using the chmod command: Now you can run the shell script by typing the fo...

How to Enhance Command Execution Efficiency with Bash Scripts Bash scripts are a powerful way to automate tasks and improve command execution efficiency. By combining multiple commands into a single action, you can streamline your workflow and save time. In this article, we will show you how to create a simple Bash script that displays the current date and time, followed by a list of all users currently logged onto the system. Creating a Bash Script The first step is to create a simple text file that contains the commands you want to execute. In this case, our text file will contain the following commands: Once you have created the text file, you need to save it with a .sh extension. For example, you could save the file as script.sh. Running a Bash Script To run a Bash script, you can use the bash command. For example, to run the script we created above, you would use the following command: This will execute the commands in the script and display the output on ...