Puzzle 1

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Across
  1. 3. - Change permissions of a file
  2. 4. - Terminate a process
  3. 5. - Display or set the system date
  4. 6. - Print text to the terminal
  5. 7. - Compress files into an archive
  6. 8. - Display the last lines of a file
  7. 10. - Arrange lines of text
  8. 12. - Search text for specific patterns
Down
  1. 1. - Show the top lines of a file
  2. 2. - Pause execution for a time
  3. 3. - Display file contents on screen
  4. 5. - Archive files with a dot prefix (fictional for fill)
  5. 9. - View file contents page by page
  6. 11. - Display running processes