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  5. LPIC-2 Exam 201, Part 1 of 2, version 4.5 Questions and Answers

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Questions # 1:

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?

Options:
A.

top

B.

uptime

C.

ps aux

D.

vmstat

E.

freemem

Questions # 2:

In the following output, what is the 5 minute load average for the system?

# uptime

12:10:05 up 18 days, 19:00, 2 users, load average: 0.47, 24.71, 35.31

Options:
A.

0.47

B.

24.71

C.

35.31

D.

There is no 5 minute interval. It is some value between 0.47 and 24.71.

E.

There is no 5 minute interval. It is some value between 24.71 and 35.31.

Questions # 3:

Which commands below are useful to collect data about remote filesystem connections? (Choose TWO correct answers.)

Options:
A.

pidstat

B.

nfsiostat

C.

sadf

D.

cifsiostat

Questions # 4:

In capacity planning exercises, which tools assist in listing and identifying processes of interest? (Choose TWO correct answers.)

Options:
A.

acpid

B.

lsof

C.

pstree

D.

telinit

Questions # 5:

What option in the collectd configuration file is required in order to define what to start monitoring?

Options:
A.

LoadModule

B.

Module

C.

Plugin

D.

LoadPlugin

Questions # 6:

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

Options:
A.

id

B.

us

C.

wa

D.

sy

Questions # 7:

After the downloading patch-4.6.4.xz from http://kernel.org, what are the next steps to prepare the build of a version 4.6.4 Linux kernel? (Choose two.)

Options:
A.

Uncompress the file and move the resulting directory to /usr/src/linux

B.

Apply the patch file to the kernel source directory containing kernel version 4.6.0

C.

Apply the patch file to the kernel source directory containing kernel version 4.6.3

D.

Uncompress the file using xz to get the uncompressed patch file

E.

Use patch to apply the uncompressed patch file to the source directory of any previous kernel version

Questions # 8:

After manually compiling and installing a new kernel, what has to be done regarding the initramfs?

Options:
A.

To initramfs is independent of the kernel and should not be modified unless the hardware configuration of the machine has changed

B.

Since the initramfs contains kernel modules, a new initramfs must be built for the new kernel

C.

During the compilation of the Linux kernel, a new initramfs is built automatically. The new initramfs only needs to be installed

D.

The system should be restarted since the initramfs reconfigures itself for the new kernel during the startup of the system

Questions # 9:

What is the purpose of a system mount unit?

Options:
A.

It is used by the command systemd-mount and allows users to mount partitions to mount points of their choice

B.

It is used only to mount network file systems to local mount points. It cannot be used for local media

C.

It is created by the command systemd-fstab-generator to integrate entries from /etc/fstab into the system boot process

D.

It is used by the command mount when using system to mount and unmount file systems

Questions # 10:

Which of the following configuration files are used by tcpwrapper?

Options:
A.

/etc/tcpd.allow and etc/tcpd.deny

B.

/etc/tcpwrapper.allow and /etc/tcpwrapper.deny

C.

/etc/hosts.allow and /etc/hosts.deny

D.

/etc/service.allow and /etc/service.deny

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