Free LPI 201-450 Exam Questions

Become LPI Certified with updated 201-450 exam questions and correct answers

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Total 162 Questions | Updated On: Feb 10, 2026

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Question 1

On a server running the 3.4.50-11 Linux kernel, which file in the /boot directory contains the

kernel configuration parameters?

A : nfig-linux-3.4.50-11

B : nfig-3.4.50-11

C : tem-3.4.50-11

D : vmlinuz-3.4.50-11

E : rc.config-3.4.50-11

Answer: B

Question 2

Which archive format is used to create an initramfs image?

A : ip

B : r

C : io

D : ip2

Answer: C

Question 3

Which single command will simulate a failed device within a RAID 5 array?

A : adm --remove /dev/md0 /dev/sdd1

B : adm --zero-superblock /dev/sdf3

C : adm --force-fault /dev/md2 /dev/sde2

D : adm --fail /dev/md0 /dev/sdc1

E : adm /dev/md0 --offline /dev/sdc1

Answer: D

Question 4

What happens if the Linux kernel can't mount the root filesystem when booting?

A : error message is shown and the administrator is asked by the kernel to specify a valid root filesystem to continue the boot process.

B : error message is shown and the system reboots after a keypress.

C : error message is shown and the system boots in maintenance mode.

D : error message is shown showing which device couldn't be mounted or informing that init couldn't be found.

E : error message is shown stating that the corresponding kernel module couldn't be loaded.

Answer: D

Question 5

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

A : ed swap space

B : M available for filesystem buffers

C : ailable free RAM

D : M used for buffers

E : RAM used for filesystem cache

Answer: A,C,D

Page: 1 / 33

Total 162 Questions | Updated On: Feb 10, 2026

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