[Jun 15, 2023] Valid 201-450 Test Answers & Lpi 201-450 Exam PDF
Realistic 201-450 Exam Dumps with Accurate & Updated Questions
NEW QUESTION # 25
Which of the following filter keywords for tcpdump specify the transfer direction for network packets? (Choose TWO correct answers.)
- A. dest
- B. src
- C. src or dst
- D. both
- E. source
Answer: B,C
NEW QUESTION # 26
Which of the following commands adds a static IPv6 address to the network interface eth0?
- A. ip add addr 2001:db8::1337/64 dev eth0
- B. ip addr add 2001:db8::1337/64 dev eth0
- C. ip -6 addr add new 2001:db8::1337/64 dev eth0
- D. ip -6 add addr 2001:db8::1337/64 dev eth0
- E. ip addr add -6 2001:db8::1337/64 dev eth0
Answer: C
NEW QUESTION # 27
In case the file containing the Linux kernel is lost, what happens when the system is booting?
- A. Without a kernel a system cannot boot and, depending on the bootloader, an error is displayed.
- B. The system starts normally since the bootloader copies the kernel to the master boot record of the hard disk.
- C. Instead of the kernel, the initramfs is loaded and instructed to mount the root filesystem and reinstall the kernel from the original package or from source.
- D. The bootloader mounts the root filesystem read-only and launches /bin/sh directly in order to allow the administrator to reinstall the kernel.
Answer: A
NEW QUESTION # 28
CORRECT TEXT
A new kernel version needs to be compiled to use a new feature. If the old kernel configuration file is available, which make target creates a configuration file for the new kernel based on the configuration of the old kernel?
Answer:
Explanation:
oldconfig, make oldconfig
NEW QUESTION # 29
Fill in the blank.
After installation of a self-compiled kernel, modules that need to be loaded cannot be found. What make target was likely missed while installing the kernel? (Specify ONLY the make target without any command or parameters.)
Answer:
Explanation:
modules_install
NEW QUESTION # 30
Which of the following is a userspace application used to modify EFI entries on a Linux system?
- A. efieditor
- B. efibootedit
- C. efiboottmgr
- D. efimanager
- E. configefi
Answer: C
NEW QUESTION # 31
What mechanism does collectd use to gather monitoring information on systems?
- A. It makes SNMP queries to the clients being monitored.
- B. It uses a library of plugins.
- C. A master server connects to a collectd service on each machine to retrieve the information.
- D. It collects its own information on each server and sends that to a master server.
Answer: B
NEW QUESTION # 32
CORRECT TEXT
Which keyword is used in the /etc/inittab file to define the SysV-init default system runlevel?
Answer:
Explanation:
initdefault
NEW QUESTION # 33
A correctly formatted entry has been added to /etc/hosts.deny to prevent certain clients from connecting to a service but this is having no effect. What could be the cause of this?
(Choose TWO correct answers.)
- A. tcpd needs to be sent the HUP signal.
- B. The service does not support tcpwrapper.
- C. There is a conflicting entry in /etc/hosts.allow.
- D. The machine needs to be restarted.
- E. The service needs to be restarted.
Answer: B,C
NEW QUESTION # 34
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?
- A. arp
- B. iwlist
- C. ifconfig
- D. ipadm
Answer: A
NEW QUESTION # 35
In the following output, the load averages represent the system load averages for what time frames?
12:10:05 up 18 days, 19:00, 2 users, load average: 0.47, 24.71, 35.31
- A. 1, 15, and 30 seconds
- B. 15, 30 and 60 seconds
- C. 1, 5 and 15 minutes
- D. 15, 30 and 60 minutes
- E. 1, 15 and 30 minutes
Answer: C
NEW QUESTION # 36
What should be done to ensure a client machine uses the recursive nameserver running on the IP address 192.168.0.1? (Choose TWO correct answers.)
- A. Run route add nameserver 192.168.0.1.
- B. Run ifconfig eth0 nameserver 192.168.0.1.
- C. Add nameserver 192.168.0.1 to /etc/resolv.conf.
- D. Run bind add nameserver 192.168.0.1.
- E. Ensure that the dns service is listed in the hosts entry in the /etc/nsswitch.conf file.
Answer: C,E
NEW QUESTION # 37
Which single command simulates a failed device within a RAID 5 array?
- A. mdadm /dev/md0 --offline /dev/sdc1
- B. mdadm --remove /dev/md0 /dev/sdd1
- C. mdadm --force-fault /dev/md2 /dev/sde2
- D. mdadm --fail /dev/md0 /dev/sdc1
- E. mdadm --zero-superblock /dev/sdf3
Answer: D
NEW QUESTION # 38
The correct command sequence to create and mount logical volumes on a Linux system is:
- A. pvcreate, lvcreate, vgcreate, mkfs, mount
- B. mkfs, pvcreate, vgcreate, lvcreate, mount
- C. pvcreate, vgcreate, lvcreate, mkfs, mount
- D. lvcreate, pvcreate, vgcreate, mkfs, mount
- E. vgcreate, lvcreate, pvcreate, mount, mkfs
Answer: C
NEW QUESTION # 39
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?
- A. ps aux
- B. freemem
- C. vmstat
- D. top
- E. uptime
Answer: D
NEW QUESTION # 40
CORRECT TEXT
According to the Filesystem Hierarchy Standard (FHS), what is the path to the Linux kernel source and may be a symbolic link to the real Linux source code? (Please specify the full path with no version information.)
Answer:
Explanation:
/usr/src/linux, /usr/src/linux/
NEW QUESTION # 41
Which two LVM commands are missing from the following sequence which is used to create a logical volume and make use of it on a Linux system?
pvcreate, ___________, __________, mkfs, mount
- A. lvmcreate, vgcreate
- B. vgcreate, mdadm
- C. vgcreate, lvcreate
- D. lvcreate, mdadm
- E. lvcreate, vgcreate
Answer: C
NEW QUESTION # 42
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. /proc/devices
- C. /proc/mounts
- D. /etc/mtab
- E. /etc/fstab
Answer: C,D
NEW QUESTION # 43
What is the purpose of the command udevadm monitor?
- A. It communicates with D-Bus to setup new devices.
- B. It listens to kernel events produced by a udev rule and print information to the console.
- C. It monitors the /dev directory for new devices.
- D. It monitors the udev process and prints performance statistics to the console.
Answer: B
NEW QUESTION # 44
The following is an excerpt from the output of tcpdump -nli eth1:
1 3:03:17.277327 IP 192.168.123.5.1065 > 192.168.5.112.21: Flags [.], ack 1 (truncated)
1 3:03:17.598624 IP 192.168.5.112.21 > 192.168.123.5.1065: Flags [P.], seq (truncated) Which network service or protocol was used?
- A. SSH
- B. DNS
- C. HTTP
- D. FTP
- E. DHCP
Answer: D
NEW QUESTION # 45
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To be eligible for the Lpi 201-450 exam, candidates must have already obtained the LPIC-1 certification or possess equivalent knowledge and skills in Linux administration. The exam consists of 60 multiple-choice and fill-in-the-blank questions, which must be completed within 90 minutes. The questions are designed to test the candidate's understanding of key concepts and practical skills in Linux administration, including system maintenance, kernel configuration, network configuration, and troubleshooting. Successful candidates will be able to demonstrate their ability to configure, maintain, and troubleshoot Linux network services, as well as their knowledge of security concepts and tools.
The Lpi 201-450 exam is designed to test candidates' knowledge and skills in areas such as file systems and storage, advanced networking configuration, system maintenance, and troubleshooting. Candidates are expected to have a deep understanding of Linux commands and utilities, as well as the ability to configure and manage Linux systems. The exam consists of 60 multiple-choice and fill-in-the-blank questions that must be completed within 90 minutes.
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