100% PASS RATE Linux Foundation Certified LFCS Certified Exam DUMP with 260 Questions

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Introduction to LFCS Exam

The Linux Foundation Certified System Administrator (LFCS) certification from The Linux Foundation is a comprehensive Linux certification to verify and validate the skills of your Linux operating system. Linux is the number 1 operating system for web servers, cloud computing, smartphones, and consumer electronics. It has grown very rapidly over the years and even Microsoft has fully adopted Linux to run Microsoft Azure cloud workloads.

The IT industry is looking for more and more IT professionals with the ability to manage and administer the Linux operating system. This certification will help you validate these skills to advance your career.

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 149
CORRECT TEXT
On a Linux system with shadow passwords enabled, which file in the file system contains the password hashes of all local users? (Specify the full name of the file, including path.)

Answer:

Explanation:
/etc/shadow

 

NEW QUESTION 150
When using rpm --verify to check files created during the installation of RPM packages, which of the following information is taken into consideration? (Choose THREE correct answers.)

• A. File sizes
• B. Inodes
• C. Timestamps
• D. MD5 checksums
• E. GnuPG signatures

Answer: A,C,D

 

NEW QUESTION 151
Which of the following commands will create an archive file, named backup.tar, containing all the files from the directory /home?

• A. tar -xf backup.tar /home
• B. tar /home backup.tar
• C. tar -cf backup.tar /home
• D. tar -cf /home backup.tar
• E. tar -xf /home backup.tar

Answer: C

 

NEW QUESTION 152
Which of the following commands can remove a user from a group?

• A. passwd
• B. groupmod
• C. usermod
• D. grouprm
• E. usergroups

Answer: C

 

NEW QUESTION 153
CORRECT TEXT
The system's timezone may be set by linking /etc/localtime to an appropriate file in which directory? (Provide the full path to the directory, without any country information)

Answer:

Explanation:
/usr/share/zoneinfo/

 

NEW QUESTION 154
What information can the lspci command display about the system hardware? (Choose THREE correct answers.)

• A. PCI bus speed
• B. System battery type
• C. Device IRQ settings
• D. Device vendor identification
• E. Ethernet MAC address

Answer: A,C,D

Explanation:
Explanation

 

NEW QUESTION 155
Which of the following commands will change the quota for a specific user?

• A. quota -e
• B. edquota
• C. quota
• D. repquota

Answer: B

 

NEW QUESTION 156
What is the purpose of the command mailq?

• A. It is a command-line based tool for reading and writing emails.
• B. It fetches new emails from a remote server using POP3 or IMAP.
• C. It is a multi-user mailing list manager.
• D. It is a proprietary tool contained only in the qmail MTA.
• E. It queries the mail queue of the local MTA.

Answer: E

Explanation:
Explanation/Reference:

 

NEW QUESTION 157
Which of the following is correct when talking about mount points?

• A. Only empty directories can be used as a mount point.
• B. Every existing directory can be used as a mount point.
• C. Files within a directory are deleted when the directory is used as a mount point.
• D. Directories need to have the SetUID flag set to be used as a mount point.

Answer: B

 

NEW QUESTION 158
Which of the following parameters are used for journalctl to limit the time frame of the output? (Choose TWO correct answers.)

• A. --date
• B. --until
• C. --upto
• D. --since
• E. --from

Answer: B,D

 

NEW QUESTION 159
Which character, added to the end of a command, runs that command in the background as a child process of the current shell?

• A. #
• B. !
• C. %
• D. &
• E. +

Answer: D

Explanation:
Explanation/Reference:

 

NEW QUESTION 160
Which of the following commands creates an ext3 filesystem on /dev/sdb1? (Choose TWO correct answers.)

• A. /sbin/mke2fs -j /dev/sdb1
• B. /sbin/mkfs -c ext3 /dev/sdb1
• C. /sbin/mkfs -t ext3 /dev/sdb1
• D. /sbin/mke3fs -j /dev/sdb1

Answer: A,C

 

NEW QUESTION 161
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. grep '[Ff]red' data_file
• B. grep -v fred data_file
• C. egrep fred data_file
• D. grep -i fred data_file
• E. grep '[f]red' data_file

Answer: A,D

Explanation:
Explanation

 

NEW QUESTION 162
How can the normal output of a command be written to a file while discarding the error output?

• A. command > /dev/null 2&>1 output
• B. command > discard-error > file
• C. command < output > /dev/null
• D. command >2>file 1&>/dev/null
• E. command >file 2>/dev/null

Answer: E

Explanation:
Explanation/Reference:

 

NEW QUESTION 163
What is true regarding TCP port 23?

• A. Port 23 is the well known port for the telnet service which is a plain text protocol that should no longer be used.
• B. Port 23 is the well known port for the SSH service which provides secure logins.
• C. Port 23 is the well known port for the rlogin service which is SSL secured by default.
• D. Port 23 is the well known port for the system login services which are encrypted when the user runs the starttls command in his login shell.

Answer: A

 

NEW QUESTION 164
What output will the following command produce?
seq 1 5 20

• A. 5
  10
  15
  20
• B. 1
  2
  3
  4
• C. 1
  5
  10
  15
• D. 1
  6
  1
  1
  1
  6
• E. 2
  3
  4
  5

Answer: D

 

NEW QUESTION 165
Which of the following commands reboots the system when using SysV init? (Choose TWO correct answers.)

• A. shutdown -k now "rebooting"
• B. shutdown -r "rebooting"
• C. telinit 6
• D. shutdown -r now
• E. telinit 0

Answer: C,D

 

NEW QUESTION 166
What is the default nice level when a process is started using the nice command?

• A. 0
• B. 1
• C. 2
• D. 3

Answer: D

 

NEW QUESTION 167
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