This page was exported from Valid Premium Exam [ http://premium.validexam.com ] Export date:Mon Feb 24 13:23:22 2025 / +0000 GMT ___________________________________________________ Title: Authentic Best resources for LFCS Test Engine Practice Exam [Q82-Q106] --------------------------------------------------- Authentic Best resources for LFCS Test Engine Practice Exam [2024] LFCS PDF Questions - Perfect Prospect To Go With ValidExam Practice Exam To prepare for the LFCS certification exam, candidates should have a solid understanding of Linux fundamentals, including command-line operations, file systems, and networking. They should also be familiar with Linux distributions, such as Ubuntu, Red Hat, and CentOS. Linux Foundation Certified System Administrator (LFCS) exam is one of the most sought-after certifications in the IT industry for professionals who want to demonstrate their knowledge and skills in Linux system administration. Linux Foundation Certified System Administrator certification is designed to validate the skills and knowledge required for a career as a Linux system administrator, and it is recognized globally by the IT industry.   QUESTION 82Which of the following commands is used to update the list of available packages when using dpkg based package management?  apt-get update  apt-get upgrade  apt-cache update  apt-get refresh  apt-cache upgrade QUESTION 83Which of the following fields are available in both the global /etc/crontab file as well as in user-specific crontab files? (Select TWO correct answers)  Year  Minute  Username  Command QUESTION 84Which of the following commands can be used to create a USB storage media from a disk image?  gdisk  dd  cc  fdisk  mount QUESTION 85The script, script.sh, consists of the following lines:#!/bin/bashecho $2 $1Which output will appear if the command, ./script.sh test1 test2, is entered?  test1 test2  test2 test1  script.sh test2  script.sh test1  test1 script.sh QUESTION 86How is a display manager started?  It is started by a user using the command startx.  It is started like any other system service by the init system.  It is started by inetd when a remote hosts connects to the X11 port.  It is started automatically when a X11 user logs in to the system console. QUESTION 87What can the Logical Volume Manager (LVM) be used for? (Choose THREE correct answers.)  To create RAID 9 arrays.  To dynamically change the size of logical volumes.  To encrypt logical volumes.  To create snapshots.  To dynamically create or delete logical volumes. QUESTION 88Which character starts a comment line in a shell script file?  ;  *  #  / QUESTION 89How can the current directory and its subdirectories be searched for the file named MyFile.xml?  find . -name MyFile.xml  grep MyFile.xml | find  grep -r MyFile.xml .  less MyFile.xml  search Myfile.xml ./ QUESTION 90Which of the following commands will reduce all consecutive spaces down to a single space?  tr ‘s’ ‘ ‘ < a.txt > b.txt  tr -c ‘ ‘ < a.txt > b.txt  tr -d ‘ ‘ < a.txt > b.txt  tr -r ‘ ‘ ‘n’ < a.txt >b.txt  tr -s ‘ ‘ < a.txt > b.txt QUESTION 91Which of the following commands can be used to locate programs and their corresponding man pages and configuration files?  dirname  which  basename  query  whereis QUESTION 92Which of the following commands overwrites the bootloader located on /dev/sda without overwriting the partition table or any data following it?  dd if=/dev/zero of=/dev/sda bs=512  dd if=/dev/zero of=/dev/sdabs=512 count=1  dd if=/dev/zero of=/dev/sda bs=440 count=1  dd if=/dev/zero of=/dev/sda bs=440 QUESTION 93Which of the following steps prevents a user from obtaining an interactive login session?  Run the command chsh -s /bin/false with the user name.  Set the UID for the user to 0.  Remove the user from the group staff.  Add the user to /etc/noaccess.  Create a .nologin file in the user’s home directory. QUESTION 94Which command makes the shell variable named VARIABLE visible to subshells?  export $VARIABLE  export VARIABLE  set $VARIABLE  set VARIABLE  env VARIABLE QUESTION 95CORRECT TEXTIn an xinetd configuration file, which attribute specifies the network address that will be used to provide the service? bind, interfaceQUESTION 96CORRECT TEXTWhich command is used to sync the hardware clock to the system clock? (Specify ONLY the command without any path or parameters.) hwclock, /sbin/hwclock, /usr/sbin/hwclockQUESTION 97What is the purpose of the file /etc/profile?  It contains the welcome message that is displayed after login.  It contains security profiles defining which users are allowed to log in.  It contains environment variables that are set when a user logs in.  It contains default application profiles for users that run an application for the first time. QUESTION 98Which of the following commands will send output from the program myapp to both standard output (stdout) and the file file1.log?  cat < myapp | cat > file1.log  myapp 0>&1 | cat > file1.log  myapp | cat > file1.log  myapp | tee file1.log  tee myapp file1.log QUESTION 99Which of the following are tasks handled by a display manager like XDM or KDM? (Choose TWO correct answers.)  Start and prepare the desktop environment for the user.  Configure additional devices like new monitors or projectors when they are attached.  Handle the login of a user.  Lock the screen when the user was inactive for a configurable amount of time.  Create an X11 configuration file for the current graphic devices and monitors. QUESTION 100Which of the following commands reboots the system when using SysV init? (Choose TWO correct answers.)  shutdown -r now  shutdown -r “rebooting”  telinit 6  telinit 0  shutdown -k now “rebooting” QUESTION 101Which of the following command sequences overwrites the file foobar.txt?  echo “QUIDQUIDAGIS” >> foobar.txt  echo “QUIDQUIDAGIS” < foobar.txt  echo “QUIDQUIDAGIS” > foobar.txt  echo “QUIDQUIDAGIS” | foobar.txt QUESTION 102Which of the following commands lists the dependencies of a given dpkg package?  apt-cache depends-on package  apt-cache dependencies package  apt-cache depends package  apt-cache requires package QUESTION 103Which command will display the last line of the file foo.txt?  head -n 1 foo.txt  tail foo.txt  last -n 1 foo.txt  tail -n 1 foo.txt QUESTION 104When running the command sed -e “s/a/b/” /tmp/file >/tmp/file While /tmp/file contains data, why is /tmp/file empty afterwards?  The file order is incorrect. The destination file must be mentioned before the command to ensure redirection.  The command sed did not match anything in that file therefore the output is empty.  When the shell establishes the redirection it overwrites the target file before the redirected command starts and opens it for reading.  Redirection for shell commands do not work using the > character. It only works using the | character instead. QUESTION 105Which of the following commands can be used to determine how long the system has been running? (Choose TWO correct answers.)  uptime  up  top  uname -u  time -up QUESTION 106Which of the following is the device file name for the second partition on the only SCSI drive?  /dev/hda1  /dev/sda2  /dev/sd0a2  /dev/sd1p2  Loading … Best updated resource for LFCS Online Practice Exam: https://www.validexam.com/LFCS-latest-dumps.html --------------------------------------------------- Images: https://premium.validexam.com/wp-content/plugins/watu/loading.gif https://premium.validexam.com/wp-content/plugins/watu/loading.gif --------------------------------------------------- --------------------------------------------------- Post date: 2024-01-13 10:43:10 Post date GMT: 2024-01-13 10:43:10 Post modified date: 2024-01-13 10:43:10 Post modified date GMT: 2024-01-13 10:43:10