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Updated Aug 14, 2020 76 Questions 6 Pages

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Question 1 Selectable Answer

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

A. 1
B. 2
C. 3
D. 4
E. 5

Answer:

Question 2 Selectable Answer

A BIND server should be upgraded to use TSIG.
Which configuration parameters should be added, if the server should use the algorithm hmac-md5 and the key skrKc4DoTzi/tAkllPi7JZA== ?

A. TSIG server.example.com. algorithm hmac-md5; secret "skrKc4DoTzi/tAkllPi7JZA=="; };
B. key server.example.com. { algorithm hmac-md5; secret skrKc4DoTzi/tAkllPi7JZA==; };
C. key server.example.com. { algorithm hmac-md5; secret "skrKc4DoTzi/tAkllPi7JZA=="; };
D. key server.example.com. { algorithm=hmac-md5; secret="skrKc4DoTzi/tAkllPi7JZA=="; };
E. key server.example.com. { algorithm hmac-md5 secret "skrKc4DoTzi/tAkI1Pi7JZA==" };

Answer:

Question 3 Selectable Answer

Which file in /proc contains information on the status of local software RAID devices?

A. /proc/raidstat
B. /proc/mdstat
C. /proc/raidstatus
D. /proc/mdstatus
E. /proc/raid/status

Answer:

Question 4 Selectable Answer

The Linux kernel is loaded successfully by the boot loader.
However, straight after the kernel mounts the root filesystem, the boot process stops and an error message regarding init is shown.
Which of the following actions is the best one to be used in order to identify and fix the problem?

A. The administrator reboots the system with a recovery disk and checks the root file system for errors with fsck.
B. The administrator reboots the system with a recovery disk and restores from a backup.
C. The administrator reboots the system and tells the kernel, through the boot loader prompt, to use /bin/bash as the initial process.
D. The administrator reboots the system with a recovery disk and installs a new kernel.
E. The administrator reboots the system and tells init, through the boot loader prompt, to use a different runlevel.

Answer:

Question 5 Selectable Answer

Which command displays information about connected USB devices?

A. cat /proc/usbdevices
B. cat /proc/usb/devices
C. cat /proc/bus/usb/devices
D. cat /proc/usbbus/devices
E. cat /proc/hotplug/usb

Answer:

Question 6 Selectable Answer

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

A. btrfs subvolume add -n volume /mnt
B. btrfs create subvolume /mnt volume
C. btrfs-subvolume create /mnt/volume
D. btrfs subvolume new volume /mnt
E. btrfs subvolume create /mnt/volume

Answer:

Question 7 Selectable Answer

Which files are updated as devices are mounted and unmounted to provide information on the currently mounted devices and the options used? (Choose TWO correct answers.)

A. /proc/dtab
B. /etc/mtab
C. /etc/fstab
D. /proc/mounts
E. /proc/devices

Answer:

Question 8 Selectable Answer

Which pseudo-file contains information on the status of software RAID devices?

A. /proc/raidstat
B. /proc/mdstatus
C. /proc/raidstatus
D. /proc/mdstat
E. /proc/raid/status

Answer:

Question 9 Written Answer

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

Answer: /sbin/tune2fs, tune2fs

Question 10 Selectable Answer

The IDE hard drive /dev/hda does not have DMA enabled.
Which command must be run to enable DMA on it?

A. hdparm -d /dev/hda
B. hdparm --dma /dev/hda
C. hdparm --dma /dev/hda1
D. hdparm -d /dev/hda1
E. hdparm -d 1 /dev/hda

Answer:

Question 11 Written Answer

What command will remove a physical volume from a volume group? (Specify ONLY the command without any path or parameters.)

Answer: vgreduce, /sbin/vgreduce

Question 12 Selectable Answer

A DNS server has the IP address 192.168.0.1.
Which TWO of the following need to be done on a client machine to use this DNS server?

A. Add nameserver 192.168.0.1 to /etc/resolv.conf
B. Run route add nameserver 192.168.0.1
C. Run ifconfig eth0 nameserver 192.168.0.1
D. Ensure that the dns service is listed in the hosts entry in the /etc/nsswitch.conf file
E. Run bind add nameserver 192.168.0.1

Answer:

Question 13 Selectable Answer

A pre-compiled module has been moved to /lib/modules/<kernel-version>, but 'modprobe -a <module-name>' fails to load it.
What needs to be done to enable usage of this module?

A. make modules_install must be run.
B. depmod must be run.
C. The kernel must be re-compiled.
D. modules.conf or modprobe.conf must be edited.
E. The system must be rebooted.

Answer:

Question 14 Selectable Answer

The mailserver is currently called fred, while the primary MX record points to mailhost.example.org.
What must be done to direct example.org email towards fred?

A. Add an A record for mailhost to fred's IP address.
B. Add a CNAME record from mailhost to fred
C. Add another MX record pointing to fred's IP address.
D. Add a PTR record from mailhost to fred.

Answer:

Question 15 Written Answer

You want to change the file that contains the message which is used at the login prompt when users log in locally. Please enter the file including the path.

Answer: /etc/issue

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201-450

Lpi
LPIC-2 Exam 201, Part 1 of 2, version 4.5

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