Real Exam Questions LFCS Dumps Exam Questions in here [Dec-2021]
Get Latest Dec-2021 Conduct effective penetration tests using LFCS
How to book LFCS Exams
In order to apply for the NET, You have to follow these steps
- Go to the LFCS Official Site
- Read the instruction Carefully
- Follow the given steps
- Apply for the LFCS
How to Prepare For LFCS Certification Exam
Preparation Guide for LFCS Certification Exam
LFCS: Tips to survive if you don’t have time to read all the page
The Linux Foundation Certified System Administrator (LFCS) certification is ideal for candidates starting their career in Linux or in the administration of open source systems. The exam consists of performance-based elements that simulate workplace activities and scenarios that system administrators find in the real world. Obtaining certification allows people to validate their skills with potential employers, which is particularly useful if you have little work experience. The format is multiple choices, multiple answers, Length of Examination are 2 Hours, Number of Questions are 260, Passing score is 66% and Language is English. The exams are delivered online and can be taken from anywhere in the world. Applicants must ensure compliance with the system and identification requirements CentOS 7, Ubuntu 18.You will be asked to select one of the available distributions for review at the time of purchase. A server will be provisioned for use based on the selected implementation; You do not need to provision your server for the exam.
if you have already purchased an exam record, you can verify your distribution selection in the Exam Information panel of the Certifications tab in My Portal. You can also use the Change distribution link located on the portal to request or make changes to the selection.
The LFCS exams based on performance and require that all work be done on the command line. A server is configured to use the candidate during the exam, the candidate does not need to configure his own server. The server is provided using the candidate distribution selection and will be available to the candidate in an online examination console. This exam console can be accessed from a Chrome or Chromium web browser (see system requirements).
For the safety of the exam, candidates are monitored by a supervisor during the exam session through audio, video and screen sharing transmissions. The shared screen flow allows supervisors to see the candidate desktops (including all monitors). Audio, video, and screen sharing transmissions will be archived for a limited period of time, if necessary for further review.
A chat feature located in the exam console allows candidates to communicate with the enabler during the exam. Communication with any other person or entity during the exam is strictly prohibited
NEW QUESTION 23
When running the command sed -e "s/a/b/" /tmp/file >/tmp/file While /tmp/file contains data, why is /tmp/file empty afterwards?
- A. Redirection for shell commands do not work using the > character. It only works using the | character instead.
- B. When the shell establishes the redirection it overwrites the target file before the redirected command starts and opens it for reading.
- C. The file order is incorrect. The destination file must be mentioned before the command to ensure redirection.
- D. The command sed did not match anything in that file therefore the output is empty.
Answer: B
NEW QUESTION 24
Which of the following are tasks handled by a display manager like XDM or KDM? (Choose TWO correct answers.)
- A. Start and prepare the desktop environment for the user.
- B. Lock the screen when the user was inactive for a configurable amount of time.
- C. Configure additional devices like new monitors or projectors when they are attached.
- D. Create an X11 configuration file for the current graphic devices and monitors.
- E. Handle the login of a user.
Answer: A,E
NEW QUESTION 25
Which file used by XDM specifies the default wallpaper?
- A. /etc/X11/xdm/Xsetup
- B. /etc/X11/xdm.conf
- C. /etc/X11/defaults.conf
- D. /etc/X11/xdm/Defaults
Answer: A
NEW QUESTION 26
Which of the following commands will help identify a broken router between the local and the remote machine?
- A. ps
- B. nslookup
- C. traceroute
- D. netstat
- E. ifconfig
Answer: C
NEW QUESTION 27
SIMULATION
Which command, available with all MTAs, is used to list the contents of the MTA's mail queue? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
mailq -or- /usr/bin/mailq -or- sendmail -bp -or- /usr/sbin/sendmail -bp -or- /usr/lib/
sendmail -bp
NEW QUESTION 28
What is the maximum niceness value that a regular user can assign to a process with the nice command when executinga new process?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 29
Which of the following pieces of information of an existing file is changed when a hard link pointing to that file is created?
- A. Modify timestamp
- B. Link count
- C. Permissions
- D. Inode number
- E. File size
Answer: B
NEW QUESTION 30
Which configuration file would be edited to change default options for the OpenSSH server?
- A. /etc/ssh/ssh
- B. /etc/ssh/ssh_config
- C. /etc/ssh/server
- D. /etc/ssh/ssh_server
- E. /etc/ssh/sshd_config
Answer: E
Explanation:
Explanation/Reference:
NEW QUESTION 31
When the command echo $ outputs 1, which of the following statements is true?
- A. It is the exit value of the command executed immediately before echo.
- B. It is the process ID of the echo command.
- C. It is the process ID of the current shell.
- D. It is the exit value of the echo command.
Answer: A
NEW QUESTION 32
Which command will display the last line of the file foo.txt?
- A. tail foo.txt
- B. tail -n 1 foo.txt
- C. last -n 1 foo.txt
- D. head -n 1 foo.txt
Answer: B
NEW QUESTION 33
Which character starts a comment line in a shell script file?
- A. *
- B. #
- C. ;
- D. /
Answer: B
NEW QUESTION 34
Which of the following find commands will print out a list of files owned by root and with the SUID bit set in /usr?
- A. find -type suid -username root -d /usr
- B. find /usr -ls \*s\* -u root
- C. find -user root +mode +s /usr
- D. find /usr -uid 0 -perm +4000
- E. find /usr -suid -perm +4000
Answer: D
NEW QUESTION 35
CORRECT TEXT
Which command will disable swapping on a device? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
swapoff, /sbin/swapoff
NEW QUESTION 36
CORRECT TEXT
Which world-writable directory should be placed on a separate partition inorder to prevent users from being able to fill up the / filesystem? (Specify the full path to the directory.)
Answer:
Explanation:
/tmp, tmp, /var/tmp, /tmp/, /var/tmp/
NEW QUESTION 37
Which of the following commands will output all of the lines with the name Fred in upper or lower case but not the word red from the file data_file? (Choose two)
- A. egrep fred data_file
- B. grep '[Ff]red' data_file
- C. grep -v fred data_file
- D. grep -i fred data_file
- E. grep '[f]red' data_file
Answer: B,D
NEW QUESTION 38
Whichof the following commands displays the contents of a gzip compressed tar archive?
- A. tar cf archive.tgz
- B. gzip archive.tgz | tar xvf -
- C. gzip -d archive.tgz | tar tvf -
- D. tar ztf archive.tgz
Answer: D
NEW QUESTION 39
What output will the following command sequence produce?
echo '1 2 3 4 5 6' | while read a b c; do
echo result: $c $b $a;
done
- A. result: 1 2 3 4 5 6
- B. result: 3 2 1
- C. result: 6 5 4 3 2 1
- D. result: 3 4 5 6 2 1
- E. result: 6 5 4
Answer: D
NEW QUESTION 40
Which command can be used to delete a group from a Linux system?
- A. groupdel
- B. groupedit
- C. groupmod
- D. groups
Answer: A
NEW QUESTION 41
What is true about the ntpdate command?
- A. It sends the local system time to one or many remote NTP time servers for redistribution.
- B. It updates the local system's date (i.e. day, month and year) but not the time (i.e. hours, minutes, seconds).
- C. It is the primary management command for the NTP time server.
- D. It queries one or more NTP time servers and adjusts the system time accordingly.
- E. It can be used by any user to set the user clock independently of the system clock.
Answer: D
NEW QUESTION 42
Which of the following commands moves and resumes in the background the last stopped shell job?
- A. bg
- B. run
- C. back
- D. fg
Answer: A
NEW QUESTION 43
CORRECT TEXT
Which directory holds the files that configure the xinetd service when using several configuration files instead of an integrated configuration file? (Specify the full path to the directory.)
Answer:
Explanation:
/etc/xinetd.d/, /etc/xinetd.d
NEW QUESTION 44
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