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How to Prepare For LFCS Certification Exam
Preparation Guide for LFCS Certification Exam
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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 119
Creating a hard link to an ordinary file returns an error. What could be the reason for this?
- A. The source file is hidden.
- B. The source and the target are on different filesystems.
- C. The source file is read-only.
- D. The source file is a shell script.
- E. The source file is already a hard link.
Answer: B
Explanation:
Explanation/Reference:
NEW QUESTION 120
In order to display all currently mounted filesystems, which of the following commands could be used? (Choose TWO correct answers.)
- A. mount
- B. cat /proc/filesystems
- C. free
- D. cat /proc/self/mounts
- E. lsmounts
Answer: A,D
NEW QUESTION 121
Given the following routing table:
How would an outgoing packet to the destination 192.168.2.150 be handled?
- A. It would be directly transmitted on the device eth0.
- B. It would be passed to the default router 192.168.178.1 on wlan0.
- C. It would be passed to the router 192.168.1.1 on eth0.
- D. It would be directly transmitted on the device wlan0.
- E. It would be passed to the default router 255.255.255.0 on eth0.
Answer: C
NEW QUESTION 122
What do the permissions -rwSr-xr-x mean for a binary file when it is executed as a command?
- A. The command will be executed with the effective rights of the owner and group.
- B. The command is SetUID and it will be executed with the effective rights of the owner.
- C. The command will be executed with the effective rights of the group instead of the owner.
- D. The execute flag is not set for the owner. Therefore the SetUID flag is ignored.
Answer: D
NEW QUESTION 123
Which of the following commands will print the last 10 lines of a text file to the standard output?
- A. dump -n 10 filename
- B. tail -n 10 filename
- C. head -n 10 filename
- D. cat -n 10 filename
Answer: B
NEW QUESTION 124
Which of the following files, located in the user home directory, is used to store the Bash history?
- A. .history
- B. .bash_history
- C. .bash_histfile
- D. .history_bash
- E. .bashrc_history
Answer: B
Explanation:
Explanation
NEW QUESTION 125
Which of the following details is NOT provided in any output from the netstat utility?
- A. interface statistics
- B. masquerading connections
- C. broadcast services
- D. network connections
- E. routing tables
Answer: C
NEW QUESTION 126
When using rpm --verify to check files created during the installation of RPM packages, which ofthe following information is taken into consideration? (Choose THREE correct answers.)
- A. File sizes
- B. GnuPG signatures
- C. Inodes
- D. Timestamps
- E. MD5 checksums
Answer: A,D,E
NEW QUESTION 127
Which of the following are commonly used Mail Transfer Agent (MTA) applications? (Choose THREE correct answers.)
- A. Exim
- B. Postfix
- C. SMTPd
- D. Procmail
- E. Sendmail
Answer: A,B,E
NEW QUESTION 128
Which of the following file permissions belong to a symbolic link?
- A. -rwxrwxrwx
- B. srwxrwxrwx
- C. lrwxrwxrwx
- D. +rwxrwxrwx
Answer: C
NEW QUESTION 129
What is the purpose of the Filesystem Hierarchy Standard?
- A. It provides unified tools to create, maintain and manage multiple filesystems in a common way.
- B. It is a security model used to ensure files are organized according to their permissions and accessibility.
- C. It is a distribution neutral description of locations of files and directories.
- D. It defines a common internal structure of inodes for all compliant filesystems.
Answer: C
NEW QUESTION 130
Which variable defines the directories in which a Bash shell searches for executable commands?
- A. PATHRC
- B. EXECPATH
- C. BASHRC
- D. PATH
- E. BASHEXEC
Answer: D
NEW QUESTION 131
After issuing:
function myfunction { echo $1 $2 ; }
in Bash, which output does:
myfunction A B C
Produce?
- A. C B A
- B. A B C
- C. B C
- D. A C
- E. A B
Answer: E
NEW QUESTION 132
What command will generate a list of user names from /etc/passwd along with their login shell?
- A. colrm 1,7 /etc/passwd
- B. chop -c 1,7 /etc/passwd
- C. cut -d: -f1,7 /etc/passwd
- D. column -s : 1,7 /etc/passwd
Answer: C
NEW QUESTION 133
In compliance with the FHS, in which of the directories are man pages found?
- A. /usr/doc/
- B. /var/pkg/man
- C. /var/man
- D. /usr/share/man
- E. /opt/man
Answer: D
Explanation:
Explanation/Reference:
NEW QUESTION 134
CORRECT TEXT
Which command displays a list of allbackground tasks running in the current shell? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
jobs
NEW QUESTION 135
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