[2024] 201-450 by LPIC 2 Actual Free Exam Practice Test [Q167-Q191]

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[2024] 201-450 by LPIC 2 Actual Free Exam Practice Test

Free LPIC 2 201-450 Exam Question

One of the main objectives of the LPI 201-450 Exam is to test a candidate’s ability to configure and maintain various network services, such as DNS, DHCP, LDAP, and Samba. Candidates must demonstrate a solid understanding of these services and their configurations to pass the exam. Additionally, the exam assesses the candidate’s expertise in managing Linux-based storage systems, including RAID, LVM, and file system management.

The LPIC-2 certification is a globally recognized credential that demonstrates a professional’s ability to manage and administer Linux-based systems. It is ideal for IT professionals who want to advance their careers in Linux administration or for those who plan to work in organizations that use Linux. The LPIC-2 certification is also a prerequisite for advanced Linux certifications, such as the LPIC-3.

NO.167 Which of the following commands can be used to access the content of a ramdisk file (/boot/initrd) used by the kernel at boot time?

mount /boot/initrd /mnt/ -0 loop; cat /mnt

mkintird -d /boot/initrd; mount /boot/initrd /mnt/ -o loop

cp /boot/initrd /tmp/initrd.gz; mount /tmp/initrd /mnt/ -o loop

cp /boot/initrd /tmp/initrd.gz; gunzip initrd.gz; mount /tmp/initrd /mnt/ -o loop

cp /boot/initrd /tmp/initrd.gz; gunzip initrd.gz; mount /tmp/initrd /mnt/

NO.168 On a Debian based system, which command can be used to stop the apache2 init script from running at boot time once the real script has been removed from /etc/init.d/?

update-rc.d -d apache2

update-rc.d apache2 delete

update-rc.d remove apache2

update-rc.d apache2 remove

update-rc.d delete apache2

NO.169 Which directory in /dev/disk/ can be used to determine the UUID of a connected hard disk?

/dev/disk/by-uuid, by-uuid, /dev/disk/by-uuid/

NO.170 Where should the LILO code reside, on a system with only one installation of Linux and no other operating systems?

In the master boot record

In the boot sector

In the /boot directory

At the start of the kernel

NO.171 The swap usage on a system needs to be checked. Which TWO commands can be used to display a swap usage summary?

swapconfig

cat /proc/swaps

swapon -s

swapshow

cat /etc/fstab

NO.172 Which THREE lines below are valid entries in /etc/crontab and will work properly?

0 23 * * 7 root tar cvf /dev/st0 /etc

0 10 6 22 * /usr/local/bin/fs-report.sh

0 17 * * 1 jdoe accouting-generation

20 6 1 * * root graphicals-generations

0 10 * * 2-6 tar cvf /dev/st0 /etc

NO.173 With which command can the reserved blocks on /dev/hda1 be displayed? (Enter the command with all parameters and/or options)

tune2fs -l /dev/hda1

NO.174 Which of the following command sequences can be used to extract files contained in a initramfs file (/boot/initramfs) which is used by the kernel at boot time?

cp /boot/initramfs /tmp/initramfs.gz; gzip -c /tmp/initramfs.gz; mkdir /tmp/initramfs.dir ; cd
/tmp/initramfs.dir ; cpio -i < /tmp/initramfs

cp /boot/initramfs /tmp/initramfs.gz; gunzip /tmp/initramfs.gz; mkdir /tmp/initramfs.dir ; cd
/tmp/initramfs.dir ; cpio -i < /tmp/initramfs

cp /boot/initramfs /tmp/initramfs.gz; gunzip /tmp/initramfs.gz; mount /tmp/initramfs /mnt/ – o loop -t initramfs

cp /boot/initramfs /tmp/initramfs.gz; gunzip /tmp/initramfs.gz; mkdir /tmp/initramfs.dir ; cd
/tmp/initramfs.dir ; cpio -e /tmp/initramfs

cp /boot/initramfs /tmp/initramfs.gz; gunzip /tmp/initramfs.gz; mount /tmp/initramfs /mnt/ – o loop -t initrd

NO.175 A new kernel version needs to be compiled to use a new feature. If the old kernel configuration file is available, which make target will only update the configuration file for the new kernel version? (Please enter only the make target.)

oldconfig

NO.176 Which of the following commands adds a static IPv6 address to the network interface eth0?

ip add addr 2001:db8::1337/64 dev eth0

ip -6 add addr 2001:db8::1337/64 dev eth0

ip addr add 2001:db8::1337/64 dev eth0

ip -6 addr add new 2001:db8::1337/64 dev eth0

ip addr add -6 2001:db8::1337/64 dev eth0

NO.177 What is the purpose of the command udevadm monitor?

It listens to kernel events produced by a udev rule and print information to the console.

It monitors the /dev directory for new devices.

It monitors the udev process and prints performance statistics to the console.

It communicates with D-Bus to setup new devices.

NO.178 In this example output, which descriptions match the purpose of the free, buff and cache columns? (Choose THREE correct answers.)
# vmstat 1 100
procs ———–memory———- —swap– —–io—- –system– —-cpu—- r b swpd free buff cache si so bi bo in cs us sy id wa
0 0 0 282120 134108 5797012 0 0 0 2 0 0 0 0 100 0
0 0 0 282120 134108 5797012 0 0 0 0 1007 359 0 0 100 0
0 0 0 282120 134108 5797012 0 0 0 0 1117 577 0 0 100 0
0 0 0 282120 134108 5797012 0 0 0 0 1007 366 0 0 100 0

Used swap space

RAM available for filesystem buffers

Available free RAM

RAM used for buffers

RAM used for filesystem cache

NO.179 Which of the following commands will provide the PIDs of the processes sorted by which are using the most CPU cycles on the Linux system?

top

uptime

ps aux

vmstat

freemem

NO.180 Where would fsck put any unreferenced file or file fragments on a ext4 filesystem?

recover

lost+found

back

lost

NO.181 In order to provide notices and information to users when they log in to a server, what file must be modified to give these notices? (Please provide the file with full path information)

/etc/motd

NO.182 What is the location of the main udev configuration file? (Specify the full path and filename)

/etc/udev/udev.conf

NO.183 Which directory contains the PCMCIA configuration files?

/etc/pcmcia

NO.184 Which of the following best describes the format of the /etc/fstab file?

device name; filesystem type; mount point; mount options; dump filesystem; fsck order

device name; mount point; filesystem type; mount options; dump filesystem; fsck order

device name; mount point; mount options; filesystem type; dump filesystem; fsck order

mount point; filesystem type; device name; mount options; dump filesystem; fsck order

mount point; device name; filesystem type; mount options; dump filesystem; fsck order

NO.185 You wish to notify all users that you have to take down a service on which they rely. What command will allow you to send a message to all currently logged on users? Enter only the command, not the path.

wall

NO.186 Which mount option must be used in the example /etc/fstab entry below, to ensure that a specific filesystem is not mounted when the system is booted?
/dev/hdd /media/cdrom iso9660 _____________________,ro 0 0

noauto

NO.187 What command is used to create a file-system to be burned to a CD? (Please enter the command without the path or any options or parameters)

mkisofs

NO.188 What is the correct parameter to pass to the kernel at boot time to force it to use only one of the available processors?

maxcpus=1

usecpus=1

smpcpus=1

vcpumx=1

NO.189 You’ve determined that the SSH server is being started by the /etc/rc2.d/S16ssh startup script (or a link of that name). You want to prevent this server from running in runlevel 2. What is the most reliable way to do this?

Rename the script or link so that its name begins with K rather than S.

Delete the /etc/rc2.d directory.

Delete the /etc/rc2.d/S16ssh file or link.

Locate the corresponding Upstart configuration file and delete it.

NO.190 Which of these commands allows you to use shared libraries that are in /usr/local/lib?

export LD_PRELOAD=/usr/local/lib

export LD_LIBRARY_PATH=/usr/local/lib

ldconfig /usr/local/lib

ldd /usr/local/lib

NO.191 In which directory tree are files modified when changing kernel parameters using the command sysctl?

/sys/kernel/

/proc/kernel/