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Free LFCS Exam Braindumps
Linux Foundation Certified System Administrator Questions 66–70 (page: 15)

Updated On: 10-Feb-2026
Page 15 of 53
PDF with 260 Questions

CORRECT TEXT
Which file contains a set of services and hosts that will be allowed to connect to the server by going through a TCP Wrapper program such as tcpd? (Specify the full name of the file, including path.)https://lh3.googleusercontent.com/-5cd- clmKnbk/AAAAAAAAAAI/AAAAAAAAADM/-SXesH19Ido/s46-c-k-no/photo.jpg

  1. /etc/hosts.allow

Answer(s): A



Which of the following commands will send output from the program myapp to both standard output (stdout) and the file file1.log?

  1. cat < myapp | cat > file1.log
  2. myapp 0>&1 | cat > file1.log
  3. myapp | cat > file1.log
  4. myapp | teefile1.log
  5. tee myapp file1.log

Answer(s): D



After moving data to a new filesystem, how can the former path of the data be kept intact in order to avoid reconfiguration of existing applications? (Choose TWO correct answers.)

  1. By creating an ACL redirection from the old to the new path of the data.
  2. By creating a hard link from the old to the new path of the data.
  3. By creating a symbolic link from the old to the new path of the data.
  4. By running the command touch on the old path.
  5. By mounting the new filesystem on the original path of the data.

Answer(s): C,E



Which of the following options is used in a GRUB Legacy configuration file to define the amount of time that the GRUB menu will be shown to the user?

  1. hidemenu
  2. splash
  3. timeout
  4. showmenu

Answer(s): C



Which of the following commands replaces each occurrence of 'bob' in the file letter with 'Bob' and writes the result to the file newletter?

  1. sed '/bob/Bob' letter >newletter
  2. sed s/bob/Bob/ letter < newletter
  3. sed 's/bob/Bob' letter > newletter
  4. sed 's/bob/Bob/g' letter > newletter
  5. sed 's/bob, Bob/' letter > newletter

Answer(s): D



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