Introduction to UNIX commands part I

Contents: Understanding the directory structure of Linux and ideas of open source

Duration: 3 Hours

Important Commands:

• whoami - to extract the current user
• pwd - to extract the current working directory
• ls - to list the contents of a directory
• cd - to change the current working directory to given directory
• mkdir - to create a directory in the current working directory
• rmdir - to delete a directory
• touch - to create a file
• cat - to show the contents of a file without opening it
• head - to show few lines of the given file from the top
• tail - to show few lines of the given file from the bottom
• mv - to rename a file or move the contents to a given location
• cp - to copy the contents of a file to another file
• rm - to delete a file

Exercises

1. Create a directory “courses” in the home directory using the mkdir command. Use the ls command to verify the directory creation.
2. Create two subdirectories “Engineering_lab” and “Programming_lab” in the “courses” directory. Understand the ls, cd, rmdir, rm commands.
3. Open the LibreOffice writer application and create a .odt document in the Engineering_lab directory and write about a Computer Scientist. Use formatting options to create headings and text wrapping. Insert the picture of the Scientist and align it.
4. Create a plain text document inside the Engineering_lab directory using the touch command and copy the contents from the .odt file.
5. Change the file permissions using the chmod command.
6. Explore cp, mv commands and copy a file from the Engineering_lab directory to the Programming_lab directory.
Back to Course List