Lesson 1

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Across
  1. 1. Displays your login name
  2. 4. Powers off your system immediately
  3. 8. Displays the calendar for the current month
  4. 9. Exits out of your current shell
  5. 11. The channel that allows a certain user to log in and communicate with the kernel via a user interface.
  6. 15. A user interface that accepts input from the user and passes the input to the kernel for processing.
  7. 17. Displays currently logged-in users
  8. 18. Linux commands entered via the command line are not case sensitive. true or false
  9. 19. True or false. To install Linux within a virtual machine, you can specify the path to an ISO image that contains the Linux installation media within virtualization software without having to first write the ISO image to a DVD or USB flash drive.
  10. 20. appear after the command name, yet they do not start with a dash
Down
  1. 2. specific letters that start with a dash (-) and appear after the command name to alter the way the command works.
  2. 3. A program that exists on the filesystem and is executed when typed on the command line.
  3. 5. Displays the current date and time
  4. 6. Reboots your system immediately
  5. 7. Resets your terminal to use default terminal settings
  6. 10. Displays the numbers associated with your user account name and group names; these are commonly referred to as User IDs (UIDs) and Group IDs (GIDs)
  7. 12. Lists files
  8. 13. Which command blanks the terminal screen, erasing previously displayed output?
  9. 14. What is the default shell on most Linux systems called?
  10. 16. Halts your system immediately, but does not power it off