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201-450 by Lpi - Page 1 | ExamCademy

Mode Selection

Question 1

Question 2

Question 3

What action should be performed after increasing the size of a logical volume?

A Run vgresize
B Increase the size of the filesystem used for the logical volume
C Run 1vresize
D Remount the logical volume

Question 4

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/hdb
B /dev/sdd
C /dev/scd1
D /dev/sr0
E /dev/sr1

Question 5

What is the minimum number of disks required in a fully redundant RAID5 array?

A 1
B 2
C 3
D 4
E 5

Question 6

The following command has just been run successfully:
Cd /opt; tar xvf /dev/nst0;
What will happen if the command sequence is run again?

A An error saying that there is no tape present is generated because the tape has been ejected after being used
B The contents of /opt will be restored again
C The entire contents of /opt will be replaced with the contents of the next file on the tape
D The contents of /opt will have additional content added from the next file on the tape

Question 7

Which single command simulates a failed device within a RAID 5 array?

A mdadm --remove /dev/md0 /dev/sdd1
B mdadm --zero-superblock /dev/sdf3
C mdadm --force-fault /dev/md2 /dev/sde2
D mdadm --fail /dev/md0 /dev/sdc1
E mdadm /dev/md0 --offline /dev/sdc1

Question 8

A regular user has just run -
./configure && make && make install
to build and install a program. However, the installation fails. What could be done to install the program? (Choose two.)

A Install the binaries manually with suinstall
B Run make install with root privileges
C Do not run ./configure in order to maintain the default configuration for correct installation
D Rerun ./configure with a --prefix option where the user has permissions to write
E Run make install_local to install into /usr/local/

Question 9

Which of the following commands restores only those files containing lpi in their name from the archive lpifiles.tar.gz?

A tar xvzf lpifiles.tar.gz --wildcards "˜lpi'
B tar xvzwf lpifiles.tar.gz "˜lpi'
C tar -xvfz lpifiles.tar.gz --deep "˜lpi'
D tar -xvzf lpifiles.tar.gz --subdirs "˜lpi'
E tar xvzf lpifiles.tar.gz --globbing "˜lpi'

Question 10

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

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

Question 11

What is the purpose of a system mount unit?

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

Question 12

Which of the filter keywords below could be used in the following command: tcpdump ""i eth0 ____________ 203.0.113.8
(Choose three.)

A host
B ip
C src
D dst
E ipv6

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Which of the following commands erases the contents of the /dev/sdb3 partition?

A rm /dev/sdb3
B dd if=/dev/zero of=/dev/sdb3
C dd of=/dev/zero if=/dev/sdb3
D umount /dev/sdb3

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

Question Image

A One of the disks in /dev/md0 has failed and a spare disk is used to recreate full redundancy
B The spare disk /dev/sda1 is used to restore full redundancy after the current recovery
C The information [UU_] means, that the raid is missing one disk and is not fully redundant
D The device is using version 1.2 metadata to allow LILO and GRUB Legacy to use /dev/md0 as the boot partition. This would not have been necessary with GRUB2
E The information [3/2] means that 3 RAID disks belong to the array and 2 disks are spare. Together they equal the number of available disks