UNIX commands

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Across
  1. 3. Places the standard input into the file
  2. 6. command to list files in a directory in order of last modified date(most recent first)
  3. 7. command to take input from user
  4. 10. command to remove write permission for group & others for a file “a.txt”
  5. 13. command to count number of files in a directory
  6. 14. command to Show the manual for a given command
Down
  1. 1. command to change user password
  2. 2. Which option can be used with ‘rm’ command to prompt for file removal(write just option)
  3. 4. command to list files in a directory in increasing order of size
  4. 5. command to display time
  5. 8. command used to view the previously executed commands
  6. 9. command to remove a file with name file*
  7. 10. command to clear the terminal
  8. 11. Compile a program written in C
  9. 12. returns your username