Write a BASH command to assign the string "/usr/share/data" to an environment variable called DATADIR.
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Write a BASH command to assign the string "/usr/share/data" to an environment variable called DATADIR.
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- Write a BASH command that concatenates the value of the variable FILENAME with the value of the variable name EXTENSION, sorts the lines of the resulting concatenated filename (assume it is a plain text file), and displays the sorted lines to stdout.Write a Bash script which: 1. Accepts a filename as a command-line argument. 2. Checks if the file exists in the current directory. 3. If the file exists, display its content in reverse order (last line first) on the terminalWrite a bash script that will create another bash script and run it, the newly generated bash script must ask the user for a command to run and then run that command please take a screenshot for the output
- Write a Bash script that uses a for loop to loop over all the files stored in the usr/bin directory and display the name of all the files that has the string “fork” inside it.Write a shell script “lsmore.bash” that displays the filename with last three lines for each file in the current directory. use ubuntu please & answer right please..Write a bash script to print out the output as such “DCS1106 Lab is all about Ubuntu Operating System”.Please provide a screen shot of the script on Ubuntu Linux OS command prompt as they require a command prompt working.
- Write bash script using select statement as shown here scripts MUST be in bash shell linux commandsExplain what the effect of each of the following commands would be if entered at the Bash prompt? Be as specific as possible. a) ls *.py b) mv ./myprog.cpp .. c) rm [ABC]* d) ls | wc –l e) rm [!A-Z]???Enter Bash commands so that two copies of dd if=/dev/zero of=/dev/nullare executing at the same time and other commands could still be entered.Note: a timeout error probably means your dd is not running in the background.