LFCS Online Practice Questions and Answers
Which command can be used to delete a group from a Linux system?
A. groupdel
B. groupmod
C. groups
D. groupedit
Which of the following commands should be added to /etc/bash_profile in order to change the language of messages for an internationalized program to Portuguese (pt)?
A. export LANGUAGE="pt"
B. export MESSAGE="pt"
C. export UI_MESSAGES="pt"
D. export LC_MESSAGES="pt"
E. export ALL_MESSAGES="pt"
In a nested directory structure, which find command line option would be used to restrict the command to searching down a particular number of subdirectories?
A. -dirmax
B. -maxdepth
C. -maxlevels
D. -n
E. -s
Which of the following are init systems used within Linux systems? (Choose THREE correct answers.)
A. startd
B. systemd
C. Upstart
D. SysInit
E. SysV init
What does the exit status 0 indicate about a process?
A. The process ended without any problems.
B. The process was terminated by the user.
C. The process couldn't finish correctly.
D. The process waited for an input but got none.
E. The process finished in time.
Which Debian package management tool asks the configuration questions for a specific already installed package just as if the package were being installed for the first time? (Specify ONLY the command without any path or parameters.)
A. dpkg-reconfigure
Which of the following Linux filesystems preallocates a fixed number of inodes at the filesystem's make/creation time and does NOT generate them as needed? (Choose TWO correct answers.)
A. ext3
B. JFS
C. ext2
D. XFS
E. procfs
When given the following command line.
echo "foo bar" | tee bar | cat
Which of the following output is created?
A. cat
B. foo bar
C. tee bar
D. bar
E. foo
Which port is the default server port for the HTTPS protocol? (Specify the port number using digits.)
A. 443
Which of the following commands changes the number of days before the ext3 filesystem on /dev/sda1 has to run through a full filesystem check while booting?
A. tune2fs -d 200 /dev/sda1
B. tune2fs -c 200 /dev/sda1
C. tune2fs -i 200 /dev/sda1
D. tune2fs -n 200/dev/sda1
E. tune2fs --days 200 /dev/sda1