BYU-ITC-515R-ACT

Homework 4 – FTP

  1. Question: The default two ports for FTP are __,__.
    • Answer: 20,21
  2. In passive FTP mode, the server opens a random port between ________ and _______ for data transfer. Assume no directives have modified this range.
    • Answer: 1024,65535
  3. Question: Anonymous FTP access allows users to log in without a password. (True/False)
    • Answer: True
  4. Question: Anonymous FTP is commonly used for secure file transfers.
    • Answer: False
  5. Question: To disable anonymous user login you must set _______=__
    • Answer: anonymous_enable=NO or anonymous_enable,NO

  6. Question: The command used to download a file in FTP is get filename. (True/False) Answer: True

  7. Question: FTP uses port __ for its control channel. (True/False) Answer: 21

  8. Question: FTPS is different from FTP because FTPS uses e________.
    Answer: encryption

  9. Question: To terminate an FTP session, the correct command is quit. (True/False) Answer: True

  10. Question: The command used to upload a file in FTP is get filename. (True/False) Answer: False

  11. Question: In FTP, a failed login attempt due to an incorrect password returns the code ___.
    Answer: 530

  12. Question: What is the command to print the current working directory in FTP?
    • Answer: pwd
  13. Question: Which FTP command is used to change the working directory?
    • Answer: cwd
  14. Question: The dele command in FTP is used to __________ a file.
    • Answer: delete

  15. Question: The help command provides a list of available FTP commands.
    Answer: True.

  16. Question: The setting local_enable=___ allows local user access.
    Answer: YES

  17. Question: The setting write_enable=YES permits _______ operations by users.
    • Answer: write
  18. Question: What two directives need to be set to configure passive FTP to restrict the ports passive FTP can use?
    • Answer: pasv_min_port,pasv_max_port or pasv_max_port,pasv_min_port
  19. Question: The setting chroot_list_file=/etc/vsftpd.chroot_list specifies users exempt from being jailed in their home directory.
    • Answer: True
  20. Question: The setting chroot_local_user=YES prevents users from navigating outside their home directory. (True/False)
    • Answer: True
  21. Question: By setting only ssl_enable=YES, all FTP traffic is encrypted. (True/False)
    • Answer: False
  22. Question: What command would you use to change the directory on an FTP server?
    • Answer: cd
  23. Question: The setting ssl_tlsv1=YES enables the use of the TLS v1.0 protocol and is a reccommended practice. (True/False)
    • Answer: False
  24. Question: If the default file permission is 666 and the umask is set to 022, what will the final permissions of a newly created file be? Give your answer as the 3-digit Linux file permission value.
    • Answer: 644
  25. Question: If the default file permission is 666 and the umask is set to 222, what will the final permissions of a newly created file be? Give your answer as the 3-digit Linux file permission value.
    • Answer: 444
  26. Question: If the default directory permission is 777 and the umask is set to 022, what will the final permissions of a newly created folder be? Give your answer as the 3-digit Linux file permission value.
    • Answer: 755

  27. Question: The cdup command is used to change to the parent directory.
    Answer: True

  28. Question: The setting ssl_ciphers=___ ensures that only high-strength encryption algorithms are used.
    Answer: HIGH

  29. Question: With force_local_data_ssl=YES, local users are forced to use SSL for data transfers.
    Answer: True

  30. Question: The bye command in FTP is used to end the FTP session.
    Answer: True