201-450 LPIC-2 Exam 201, Part 1 of 2, version 4.5 Questions and Answers

During booting, when the Linux kernel loads an initramfs file, which command from the initramfs will be executed first, if present?

What is the functionality that PXE provides?

After changing the default runlevel in the SysV-init configuration file, the system boots in a different than intended runlevel. Where else could this different runlevel be defined?

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

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

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

After installing a compiled kernel, it can not find any modules that are needed to be loaded. What make target was likely missed while installing the kernel?

Which of the following terms are used to describe 3.x kernel releases? (Choose TWO correct answers.)

What is a key difference between a zImage and bzImage kernel image?

Which of the following filter keywords for tcpdump specify the transfer direction for network packets? (Choose TWO correct answers.)

What is incorrect about these entries in /etc/hosts which could be causing host name lookup problems with host2?

host1 192.168.1.12

host2 192.168.1.12

The users of the local network complain that name resolution is not fast enough. Enter the command, without the path or any options, that shows the time taken to resolve a DNS query.

What information is found in the following excerpt from the file /proc/mdstat? (Choose two.)

Which of the following commands lists IPv4 addresses and MAC addresses of network nodes that the local system has seen on its directly connected IP networks?

Which of the following commands creates a Btrfs subvolume named volume in/mnt?

How can the label root be added to the ext4 filesystem on /dev/sda1?

What component of a system does smartd monitor?

Which RAID level value must be used with Linux software RAID in order to create an array of mirrored devices?

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

Which command turns an existing ext2 filesystem non-destructively into an ext3 filesystem? (Specify ONLY the command without any path or parameters.)

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