The Best Linux Foundation LFCS Study Guides and Dumps of 2021
Top Linux Foundation LFCS Exam Audio Study Guide! Practice Questions Edition
How to study the LFCS Exam
There are two main types of resources for preparation of LFCS certification exams first there are the study guides and books that are detailed and suitable for building knowledge from ground up then there are video tutorials and lectures that can somehow ease the pain of through study and are comparatively less boring for some candidates yet these demand time and concentration from the learner. Smart Candidates who want to build a solid foundation in all exam topics and related technologies usually combine video lectures with study guides to reap the benefits of both but there is one crucial preparation tool as often overlooked by most candidates the practice exams. Practice exams are built to make students comfortable with the real exam environment. Statistics have shown that most students fail not due to that preparation but due to exam anxiety the fear of the unknown. PremiumVCEDump expert team recommends you to prepare some notes on these topics along with it don’t forget to practice LFCS dumps which had been written by our expert team, Both these will help you a lot to clear this exam with good marks.
NEW QUESTION 100
Which of the following commands can be used to locate programs and their corresponding man pages and configuration files?
- A. query
- B. basename
- C. which
- D. dirname
- E. whereis
Answer: E
NEW QUESTION 101
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
Explanation:
Explanation/Reference:
NEW QUESTION 102
Which of the following commands will create an archive file, named backup.tar, containing all the files from the directory /home?
- A. tar /home backup.tar
- B. tar -xf backup.tar /home
- C. tar -xf /home backup.tar
- D. tar -cf backup.tar /home
- E. tar -cf /home backup.tar
Answer: D
NEW QUESTION 103
Which file inside the CUPS configuration directory contains the definition of the printers?
- A. printcap.conf
- B. cups-devices.conf
- C. cupsd.conf
- D. snmp.conf
- E. printers.conf
Answer: E
NEW QUESTION 104
Which of the following is correct when talking about mountpoints?
- A. Only empty directories can be used as a mount point.
- B. Files within a directory are deleted when the directory is used as a mount point.
- C. Directories need to have the SetUID flag set to be used as a mount point.
- D. Every existing directory can be used as a mount point.
Answer: D
NEW QUESTION 105
Which of the following commands prints all files and directories within the /tmp directory or its subdirectories which are also owned by the user root? (Choose TWO correct answers.)
- A. find -path /tmp -user root -print
- B. find /tmp -uid root -print
- C. find -path /tmp -uid root
- D. find/tmp -user root
- E. find /tmp -user root -print
Answer: D,E
NEW QUESTION 106
What is the difference between the i and a commands of the vi editor?
- A. i (interactive) requires the user to explicitly switch between vi modes whereas a (automatic) switches modes automatically.
- B. i (interrupt) temporarily suspends editing of a file to the background whereas a (abort) terminates editing.
- C. i (independent rows) starts every new line at the first character whereas a (aligned rows) keeps the indentation of the previous line.
- D. i (insert) inserts text before the current cursor position whereas a (append) inserts text after the cursor.
Answer: D
NEW QUESTION 107
After successfully creating a hard link called bar to the ordinary file foo, foo is deleted from the filesystem.
Which of the following describes the resulting situation?
- A. foo would be removed while bar would remain accessible.
- B. foo and bar would both be removed.
- C. Both foo and bar would remain accessible.
- D. The user is prompted whether bar should be removed, too.
- E. foo would be removed. bar would still exist but would be unusable.
Answer: A
Explanation:
Explanation
NEW QUESTION 108
What does the exit status 0 indicate about a process?
- A. The process waited for an input but got none.
- B. The process couldn't finish correctly.
- C. The process was terminated by the user.
- D. The process ended without any problems.
- E. The process finished in time.
Answer: D
NEW QUESTION 109
Which of the following commands overwrites the bootloader located on /dev/sda without overwriting the partition table or any data following it?
- A. dd if=/dev/zero of=/dev/sda bs=440 count=1
- B. dd if=/dev/zero of=/dev/sda bs=440
- C. dd if=/dev/zero of=/dev/sda bs=512
- D. dd if=/dev/zero of=/dev/sdabs=512 count=1
Answer: A
NEW QUESTION 110
CORRECT TEXT
The presence of what file will temporarily prevent all users except root from logging into the system? (Specify the full name of the file, including path.)
Answer:
Explanation:
/etc/nologin
NEW QUESTION 111
Which of the following statements is correct regarding the command foo 1> bar?
- A. The stderr from the command foo is saved to the file bar.
- B. The stdout from the command foo overwrites the file bar.
- C. The command foo receives its stdin from the stdout of the command bar.
- D. The commandfoo receives its stdin from the file bar.
- E. The stdout from the command foo is appended to the file bar.
Answer: B
NEW QUESTION 112
In case neither cron.allow nor cron.deny exist in /etc/, which of the following is true?
- A. The cron daemon will refuse to start and report missing files in the system's logfile.
- B. Without additional configuration, no users may have user specific crontabs.
- C. Without additional configuration, all users may have user specific crontabs.
- D. When a user creates a user specific crontab the system administrator must approve it explicitly.
Answer: B
NEW QUESTION 113
In the vi editor, which of the following commands will copy the current line into the vi buffer?
- A. c
- B. 1c
- C. 1y
- D. cc
- E. yy
Answer: E
NEW QUESTION 114
Which of the following file permissions belong to a symbolic link?
- A. -rwxrwxrwx
- B. srwxrwxrwx
- C. lrwxrwxrwx
- D. +rwxrwxrwx
Answer: C
NEW QUESTION 115
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 116
SIMULATION
Which command is used to set the hostname of the local system? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
hostname
NEW QUESTION 117
Which of the following options for the kernel's command line changes the systemd boot target to rescue.target instead of the default target?
- A. systemd.default=rescue.target
- B. systemd.service=rescue.target
- C. systemd.unit=rescue.target
- D. systemd.runlevel=rescue.target
- E. systemd.target=rescue.target
Answer: C
NEW QUESTION 118
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: C
Explanation:
Explanation/Reference:
NEW QUESTION 119
Which of the following lines are valid in the file /etc/hosts? (Choose TWO correct answers.)
- A. www.example.com www 203.0.13.15
- B. 203.0.113.15 www.example.com www
- C. 2001:db8::15 www.example.com www
- D. 2003.0.113.15,2001:db8::15 www.example.com www
- E. www.example.com,www 203.0.13.15,2001:db8::15
Answer: B,C
NEW QUESTION 120
CORRECT TEXT
Which command is used in a Linux environment to create a new directory? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
mkdir, /usr/bin/mkdir
NEW QUESTION 121
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LFCS Certification - The Ultimate Guide: https://drive.google.com/open?id=1jwMll08_Cp9Xa1j_uC4L4t6iw3GHEsbb