[Jan 08, 2025] Latest Questions 201-450 Guide to Prepare Free Practice Tests
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Lpi 201-450 exam is a widely recognized certification exam that is designed to test the skills of IT professionals in the field of Linux system administration. 201-450 exam is an important step towards the LPIC-2 certification and is known as LPIC-2 Exam 201, Part 1 of 2, version 4.5. 201-450 exam is intended for those IT professionals who have a good understanding of Linux and are looking to advance their career in the field of Linux system administration.
NEW QUESTION # 95
The server has two network cards. The driver for the first card is the module 8139too and the driver for the second card is the module ne2k-pci. How is it possible to ensure that the card using the 8139too driver is detected before the card using the ne2k-pci driver?
- A. modprobe 8139too dev=eth0; modprobe ne2k-pci dev=eth1
- B. install mod 8139too; install mod ne2k-pci
- C. ifconfig modadd eth0=8139too, eth1=ne2k-pci
- D. modprobe 8139too; modprobe ne2k-pci
- E. modprobe eth0=8139too, eth1=ne2k-pci
Answer: A
NEW QUESTION # 96
Which command turns an existing ext2 filesystem non-destructively into an ext3 filesystem?
(Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
/sbin/tune2fs, tune2fs
NEW QUESTION # 97
To securely use dynamic DNS updates, the use of TSIG is recommended. Which TWO statements about TSIG are true?
- A. TSIG is a signal to start a zone update
- B. Servers using TSIG must be in sync (time zone!)
- C. TSIG is used in zone files
- D. TSIG is used for zone data encryption
- E. TSIG is used only in server configuration
Answer: B,E
NEW QUESTION # 98
What command will remove a physical volume from a volume group? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
vgreduce, /sbin/vgreduce
NEW QUESTION # 99
Which command is used to install a new LILO boot loader?
- A. lilo-config
- B. lilo-install
- C. lilo
- D. install-lilo
Answer: C
NEW QUESTION # 100
Messages from programs are not appearing in the user's native language. What environment variable must be set for this to happen?
- A. LC_MSGS
- B. MSGS
- C. MESSAGES
- D. LANG
- E. I18N
Answer: D
NEW QUESTION # 101
The following is an excerpt from the output of tcpdump -nli eth1 'udp':
13:03:17.277327 IP 192.168.123.5.1065 > 192.168.5.112.53: 43653+ A?
lpi.org. (25)
13:03:17.598624 IP 192.168.5.112.53 > 192.168.123.5.1065: 43653 1/0/0 A
24.215.7.109 (41)
Which network service or protocol was used?
- A. DHCP
- B. SSH
- C. DNS
- D. FTP
- E. HTTP
Answer: C
NEW QUESTION # 102
The Human Interface Device (HID) is being used, which of the following represents a USB mouse connected to the PC?
- A. /dev/ttyS0
- B. /dev/ttyUSB0
- C. /dev/input/mice
- D. /dev/usb/mouse0
- E. /dev/psaux
Answer: C
NEW QUESTION # 103
After changing the default runlevel in the init configuration file, the system boots in a different than the intended runlevel. Where else could be this different runlevel be defined?
- A. In the boot loader configuration file
- B. In the initrd image file
- C. In the /etc/rc.d/rc.local file
- D. In /etc/ runlevel under default
- E. Nowhere. The init configuration file wasn't properly modified
Answer: A
NEW QUESTION # 104
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. -n
- B. -r
- C. -d
- D. -f
Answer: D
NEW QUESTION # 105
Which command is used to install a GRUB boot loader into the master boot record?
- A. grub-glue-mbr
- B. grub-mkconfig
- C. grub-install-mbr
- D. grub-mbr-setup
- E. grub-install
Answer: E
NEW QUESTION # 106
According to the tcpdump output below, what is the IP address of the client host?
02:12:40.511381 IP 192.168.246.11.1045 > 192.168.246.1.22: S
3838532429:3838532429(0) win 5840 <mss 1460,sackOK,timestamp
31325740,nop,wscale 2>
02:12:40.511540 IP 192.168.246.1.22 > 192.168.246.11.1045: S
1209330085:1209330085(0) ack 383853 2430 win 5792 <mss
1460,sackOK,timestamp 11553457 3132574,nop,wscale 0>
02:12:40.511755 IP 192.168.246.11.1045 > 192.168.246.1.22: . ack 1 win
1460 <nop,nop,timestamp 3 132574 11553457>
02:12:40.515122 IP 192.168.246.1.22 > 192.168.246.11.1045: P 1:26(25)
ack 1 win 5792 <nop,nop,timestamp 11553460 3132574>
02:12:40.515511 IP 192.168.246.11.1045 > 192.168.246.1.22: . ack 26 win
1460 <nop,nop,timestamp 3132578 11553460>
02:12:40.515952 IP 192.168.246.11.1045 > 192.168.246.1.22: P 1:23(22)
ack 26 win 1460 <nop,nop,timestamp 3132578 11553460>
Answer:
Explanation:
192.168.246.11
NEW QUESTION # 107
Which command could be used to see the kernel messages created from the boot time until now?
- A. initm
- B. dmesg
- C. initmessage
- D. initmsg
- E. inittab
Answer: B
NEW QUESTION # 108
What command is used to permanently set the options in the kernel when making a boot disk?
- A. kconfig
- B. dd
- C. blockdev
- D. rdev
- E. lilo
Answer: D
NEW QUESTION # 109
CORRECT TEXT
Which file contains the message that is displayed above the login prompt of the system console? (Specify the full name of the file, including path.)
Answer:
Explanation:
/etc/issue
NEW QUESTION # 110
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?
- A. In the /etc/sysctl.conf
- B. In the boot loader configuration file
- C. In the /boot/initramfs file
- D. In the /etc/runlevel file
- E. In the /etc/rc.d/rc.local file
Answer: B
NEW QUESTION # 111
CORRECT TEXT
Which program lists information about files and network connections opened by processes? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
lsof, /usr/bin/lsof
NEW QUESTION # 112
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. dst
- C. ipv6
- D. ip
- E. src
Answer: A,B,E
NEW QUESTION # 113
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. The system should be restarted since the initramfs reconfigures itself for the new kernel during the startup of the system
- C. Since the initramfs contains kernel modules, a new initramfs must be built for the new kernel
- D. During the compilation of the Linux kernel, a new initramfs is built automatically. The new initramfs only needs to be installed
Answer: D
NEW QUESTION # 114
Which command will prevent the service ldap from starting on a Debian system in all runlevels, forcing the removal of all symlinks in /etc/rcX.d? (Provide the command without any options or parameters)
Answer:
Explanation:
update-rc.d
NEW QUESTION # 115
CORRECT TEXT
What command ensures that the file systems are written to disk after a lot of write operations? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
sync
NEW QUESTION # 116
What effect does the -foption to the update-rc.dcommand have on files in the /etc/rcX.d/and / etc/init.d/directories?
- A. It will remove the init script in /etc/init.d/and the symlinks in /etc/rcX.d/and update the package information of installed files
- B. It will remove both the symlinks in /etc/rcX.d/and the init script in /etc/init.d/
- C. It will force the removal of the symlinks in /etc/rcX.d/even when the links are read only
- D. It will force the removal of symlinks in /etc/rcX.d/even if the corresponding init script still exists in / etc/init.d/
Answer: D
NEW QUESTION # 117
What should be done after updating the configuration file for syslogd in order to make the changes become effective? (Choose TWO correct answers.)
- A. Run the command syslogd -u.
- B. Send the HUP signal to the syslogd process.
- C. Restart the syslogd service.
- D. No action is required, syslogd will notice the updated configuration file after a few minutes.
Answer: B,C
NEW QUESTION # 118
CORRECT TEXT
What keyword is missing in the following line from /etc/fstab in order to make a USB flash device writeable by the user fred when mounted:
/dev/sda1 /mnt/usbflash vfat defaults,users,______=fred,umask=022, 0 0
(Provide the option name only without any settings)
Answer:
Explanation:
uid
NEW QUESTION # 119
What component of a system does smartdmonitor?
- A. Hard drives
- B. Ethernet traffic
- C. CPU
- D. RAM
Answer: A
NEW QUESTION # 120
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