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New LPI 201-450 Exam Dumps Collection (Question 2 - Question 11)

New Questions 2

In the below example output, which columns detail the percent of time the CPU spent running non-kernel code and the percent of time the CPU spent running kernel code? (Choose TWO 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. id

B. us

C. wa

D. sy

Answer: BD



New Questions 3

A Linux server is running in single user mode for regular maintenance. Which commands are used to restore the server to its usual runlevel? (Choose TWO correct answers.)

A. telinit 0

B. shutdown -r now

C. sync

D. shutdown -h now

E. reboot

Answer: BE



New Questions 4

How can the label root be added to the ext2 filesystem on /dev/sda1?

A. relabel /dev/sda1 root

B. tune2fs -L root /dev/sda1

C. echo 'root' > /proc/fs/sda1/label

D. labelfs --device /dev/sda1 root

Answer: B



New Questions 5

If all of the following files and/or symlinks exist in a SysV-init runlevel directory, which of the following will be executed first when booting the system directly into the runlevel?

A. S99lpi

B. K99lpi

C. PRE-S99lpi

D. S98lpi

E. S99a-lpi

Answer: D



New Questions 6

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. Used swap space

B. RAM available for filesystem buffers

C. Available free RAM

D. RAM used for buffers

E. RAM used for filesystem cache

Answer: CDE



New Questions 7

The correct command sequence to create and mount logical volumes on a Linux system is:

A. lvcreate, pvcreate, vgcreate, mkfs, mount

B. pvcreate, vgcreate, lvcreate, mkfs, mount

C. vgcreate, lvcreate, pvcreate, mount, mkfs

D. mkfs, pvcreate, vgcreate, lvcreate, mount

E. pvcreate, lvcreate, vgcreate, mkfs, mount

Answer: B



New Questions 8

How can the kernel parameter for the maximum size of the shared memory segment (shmmax) be changed to 2GB (2147483648 Bytes) on a running system? (Choose TWO correct answers.)

A. Edit /etc/shmmax and set the parameter to 2147483648.

B. sysctl shmmax=2147483648

C. sysctl kernel.shmmax=2147483648

D. echo 2147483648 > /proc/sys/kernel/shmmax

E. export kernel.shmmax=2147483648

Answer: CD



New Questions 9

Which option to the update-rc.d command will cause the removal of all symlinks to /etc/rcX.d/*test2 even when the script /etc/init.d/test2 still exists?

A. -d

B. -f

C. -n

D. -r

Answer: B



New Questions 10

Which directory in /dev/disk/ can be used to determine the UUID of a connected hard disk?

Answer:

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



New Questions 11

The main configuration file for autofs has this entry:

Answer:

/home /etc/auto.home



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