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Latest Lpi 201-450 Certification Practice Test Questions
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.
NEW QUESTION # 167
Which of the following is a CD-ROM filesystem standard?
- A. ROM-EO
- B. SR0FS
- C. ISO 9660
- D. OSI 9660
- E. ISO 8859
Answer: C
NEW QUESTION # 168
In the following output from top, which processes contribute to the percentage of time that the CPU spends in the state of wa?
Tasks: 193 total, 1 running, 190 sleeping, 2 stopped, 0 zombie
Cpu(s): 0.5%us, 0.3%sy, 0.0%ni, 98.2%id, 1.0%wa, 0.0%hi, 0.0%si, 0.0%st
- A. Processes that have not been scheduled yet because they haven't been fully loaded into RAM or are in swap.
- B. Processes waiting for user interaction.
- C. Processes waiting for IO operations to complete.
- D. Processes that were already closed and are waiting to be launched again.
Answer: C
NEW QUESTION # 169
Which RAID level value must be used with Linux software RAID in order to create an array of mirrored devices?
- A. 0
- B. 1
- C. mirrorstripe
- D. 2
- E. container
Answer: A
NEW QUESTION # 170
What is the functionality that PXE provides?
- A. The ability to launch an remote X11 desktop on a computer.
- B. The ability to verify a system's configuration before completing the boot process.
- C. The ability to verify a system's configuration after completing the boot process.
- D. The ability to boot a computer using its network interface.
Answer: D
NEW QUESTION # 171
Which of the following is a side effect of extensive usage of swap space?
- A. The root filesystem may become full because swap space is always located on the system root partition.
- B. The memory may become fragmented and slow down the access to memory pages. However, this can be kept to a minimum by the regular use of memfrag -d.
- C. The overall system performance may degrade because of heavy hard disk use and memory reorganization.
- D. Applications need to restart because their virtual memory addresses change to reflect memory relocation to the swap address area.
- E. Since processes always exist completely in either RAM or swap, regular RAM may become unused if the kernel does not move processes back from the swap space to memory.
Answer: C
NEW QUESTION # 172
A network client has an ethernet interface (eth0) configured with an IP address in the subnet 192.168.0.0/24. This subnet has a router, with the IP address 192.168.0.1, that connects this subnet to the Internet. What needs to be done on the client to enable it to use the router as its default gateway? (Choose TWO correct answers.)
- A. route add defaultgw=192.168.0.1 if=eth0
- B. route add default gw 192.168.0.1 eth0
- C. ip route add default via 192.168.0.1 dev eth0
- D. echo defaultroute 192.168.0.1 >> /etc/resolv.conf
- E. ifconfig eth0 defaultroute 192.168.0.1
Answer: B,C
NEW QUESTION # 173
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?
- A. freemem
- B. top
- C. vmstat
- D. ps aux
- E. uptime
Answer: B
NEW QUESTION # 174
What command is used to re-add a partition to a software RAID setup?
- A. raidaddhot
- B. addraid
- C. raidadd
- D. raidhotadd
Answer: D
NEW QUESTION # 175
An administrator has placed an executable in the directory /etc/init.d, however it is not being executed when the system boots into runlevel 2. What is the most likely cause of this?
- A. The script has not been declared in /etc/services
- B. A corresponding link was not created in /etc/rc2.d
- C. The script has the permissions 700 and is owned by root
- D. runlevel 2 is not declared in /etc/inittab
Answer: B
NEW QUESTION # 176
Which of the following commands will copy one disk partition /dev/sda3 to /dev/sdb3?
- A. dd --input /dev/sda3 --output /dev/sdb3 bs=4096 conv=notrunc
- B. dd if=/dev/sdb3 of =/dev/sda3 bs=4096 conv=notrunc
- C. dd if=/dev/sda3 of=/dev/sdb3 bs=4096 conv=notrunc
- D. dd --input /dev/sdb3 --output /dev/sda3 bs=4096 conv=notrunc
Answer: C
NEW QUESTION # 177
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?
- A. cp /boot/initramfs /tmp/initramfs.gz; gunzip /tmp/initramfs.gz; mount /tmp/initramfs /mnt/ - o loop -t initramfs
- B. cp /boot/initramfs /tmp/initramfs.gz; gunzip /tmp/initramfs.gz; mkdir /tmp/initramfs.dir ; cd
/tmp/initramfs.dir ; cpio -i < /tmp/initramfs - C. cp /boot/initramfs /tmp/initramfs.gz; gunzip /tmp/initramfs.gz; mkdir /tmp/initramfs.dir ; cd
/tmp/initramfs.dir ; cpio -e /tmp/initramfs - D. cp /boot/initramfs /tmp/initramfs.gz; gunzip /tmp/initramfs.gz; mount /tmp/initramfs /mnt/ - o loop -t initrd
- E. cp /boot/initramfs /tmp/initramfs.gz; gzip -c /tmp/initramfs.gz; mkdir /tmp/initramfs.dir ; cd
/tmp/initramfs.dir ; cpio -i < /tmp/initramfs
Answer: B
NEW QUESTION # 178
What script is included with the kernel source to patch a kernel?
- A. patch
- B. apply-patch
- C. patch-kernel
- D. update-kernel
Answer: C
NEW QUESTION # 179
What effect does the -f option to the update-rc.d command have on files in the /etc/rcX.d/ and
/etc/init.d/ directories?
- A. It will remove both the symlinks in /etc/rcX.d/ and the init script in /etc/init.d/
- B. It will remove the init script in /etc/init.d/ and the symlinks in /etc/rcX.d/ and update the package information of installed files
- C. It will force the removal of symlinks in /etc/rcX.d/ even if the corresponding init script still exists in /etc/init.d/
- D. It will force the removal of the symlinks in /etc/rcX.d/ even when the links are read only
Answer: C
NEW QUESTION # 180
Which two LVM commands are missing from the following sequence which is used to create a logical volume and make use of it on a Linux system?
pvcreate, ___________, __________, mkfs, mount
- A. vgcreate, mdadm
- B. vgcreate, lvcreate
- C. lvcreate, vgcreate
- D. lvmcreate, vgcreate
- E. lvcreate, mdadm
Answer: B
NEW QUESTION # 181
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.
Answer:
Explanation:
wall
NEW QUESTION # 182
A system has one hard disk and one CD writer which are both connected to SATA controllers.
Which device represents the CD writer?
- A. /dev/sr0
- B. /dev/sdd
- C. /dev/scd1
- D. /dev/sr1
- E. /dev/hdb
Answer: A
NEW QUESTION # 183
CORRECT TEXT
What keyword is missing in the following line from /etc/fstab in order to make a USB flash device writeable by the user fred when mounted:
/dev/sda1 /mnt/usbflash vfat defaults,users,______=fred,umask=022, 0 0
(Provide the option name only without any settings)
Answer:
Explanation:
uid
NEW QUESTION # 184
A 2.6.9-ac1 kernel would be
- A. an unstable kernel.
- B. a stable kernel.
- C. an alpha kernel.
- D. someone's patch to an unstable kernel.
- E. someone's patch to a stable kernel.
Answer: E
NEW QUESTION # 185
A Linux server running systemd booted to rescue.target for maintenance.
Which commands are used to restore the server to its usual target? (Choose two.)
- A. sync
- B. systemctl default
- C. systemctl reboot
- D. systemctl emergency
- E. telinit 0
Answer: B,C
NEW QUESTION # 186
In order to gather performance data with sar over a longer period of time, which command should be run periodically from cron?
- A. sarmon
- B. sarcron
- C. sadf
- D. sarec
- E. sa1
Answer: E
NEW QUESTION # 187
In the following output, what percentage of time was the CPU waiting for pending I/O?
# 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
- A. 57.7
- B. 0
- C. 36.6
- D. 1
- E. 35.9
Answer: D
NEW QUESTION # 188
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The LPIC-2 certification is highly valued in the IT industry and is recognized by many employers as a benchmark for advanced Linux administration skills. Earning this certification demonstrates a commitment to continuous learning and professional development, and can lead to career advancement opportunities and higher salaries. The LPIC-2 Exam 201 is a challenging exam that requires a solid understanding of Linux administration concepts and practices, as well as hands-on experience working with Linux systems.
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