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NEW QUESTION # 32
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 # 33
What information does the file modules.dep provide?
- A. A list of modules the kernel needs to run.
- B. A list of all modules, compiled or not, that are available to the kernel.
- C. A list of modules trusted by the installed kernel.
- D. A list of devices and their module name.
- E. A list of all compiled modules and their dependencies.
Answer: E
NEW QUESTION # 34
When planning a web server which of the following choices will impact system sizing? (Choose THREE correct answers.)
- A. What type of content will be served.
- B. Which hardware vendor has better Linux support.
- C. Will the OS install be CD, DVD or network based.
- D. What scripting languages will the web server support.
- E. How many concurrent users are expected.
Answer: A,D,E
NEW QUESTION # 35
This program has 3 operating modes: copy-in mode, copy-out mode, and copy-pass mode, and is used to copy files into or out of archives. What program is this? (Please provide the command name only, with no arguments or path.)
Answer:
Explanation:
cpio
NEW QUESTION # 36
What information is found in the following excerpt from the file /proc/mdstat? (Choose two.)
- A. 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 - B. 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 - C. One of the disks in /dev/md0 has failed and a spare disk is used to recreate full redundancy
- D. The information [UU_] means, that the raid is missing one disk and is not fully redundant
- E. The spare disk /dev/sda1 is used to restore full redundancy after the current recovery
Answer: C,D
NEW QUESTION # 37
Which command is used to create a ISO9660 filesystem? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
mkisofs, genisoimage
NEW QUESTION # 38
Which of the following are common Linux filesystem types used for root partitions?
(Choose THREE correct answers.)
- A. XFS
- B. ext4
- C. NTFS
- D. Btrfs
- E. VFAT
Answer: A,B,D
NEW QUESTION # 39
A new kernel version needs to be compiled to use a new feature. If the old kernel configuration file is available, which make target will only update the configuration file for the new kernel version? (Please enter only the make target.)
Answer:
Explanation:
oldconfig
NEW QUESTION # 40
CORRECT TEXT
Which file contains the text message that is displayed after logging into the console?
(Specify the full name of the file, including path.)
Answer:
Explanation:
/etc/motd
NEW QUESTION # 41
You wish to notify all users that you have to take down a service on which they rely. What command will allow you to send a message to all currently logged on users? Enter only the command, not the path.
Answer:
Explanation:
wall
NEW QUESTION # 42
What command is used to force a file-system check, when rebooting?
- A. shutdown -c -r now
- B. shutdown -f now
- C. shutdown -F -r now
- D. reboot-f
- E. fsck -r
Answer: C
NEW QUESTION # 43
In the following output, the load averages represent the system load averages for what time frames?
# uptime
12:10:05 up 18 days, 19:00, 2 users, load averagE. 0.47, 24.71, 35.31
- A. 1, 5 and 15 minutes
- B. 1, 15 and 30 minutes
- C. 15, 30 and 60 seconds
- D. 1, 15, and 30 seconds
- E. 15, 30 and 60 minutes
Answer: A
NEW QUESTION # 44
Which of the following is a side effect of extensive usage of swap space?
- A. Since processes always exist completely in either RAM or swap, regular RAM may become unused if the kernel does not move processes back from the swap space to memory.
- B. The memory may become fragmented and slow down the access to memory pages. However, this can be kept to a minimum by the regular use of memfrag -d.
- C. The root filesystem may become full because swap space is always located on the system root partition.
- D. Applications need to restart because their virtual memory addresses change to reflect memory relocation to the swap address area.
- E. The overall system performance may degrade because of heavy hard disk use and memory reorganization.
Answer: E
NEW QUESTION # 45
Which TWO statements about crontab are true?
- A. A cron daemon must run for each existing crontab.
- B. The cron daemon reloads crontab files automatically when necessary.
- C. hourly is the same as "0 * * * *".
- D. Changing a crontab requires a reload/restart of the cron deamon.
- E. Every user may have their own crontab.
Answer: C,E
NEW QUESTION # 46
Why has mkinitrd been deprecated in favour of mkinitramfs in 2.6 series kernels? (Select TWO correct answers)
- A. mkinitrd relies on devfs
- B. It isn't loaded until later in the boot process
- C. An easy to use GUI is available for mkinitramfs
- D. SATA hard drives are unsupported
Answer: A,D
NEW QUESTION # 47
After manually compiling and installing a new kernel, what has to be done regarding the initramfs?
- A. During the compilation of the Linux kernel, a new initramfs is built automatically. The new initramfs only needs to be installed
- B. To initramfs is independent of the kernel and should not be modified unless the hardware configuration of the machine has changed
- C. Since the initramfs contains kernel modules, a new initramfs must be built for the new kernel
- D. The system should be restarted since the initramfs reconfigures itself for the new kernel during the startup of the system
Answer: C
NEW QUESTION # 48
When configuring a new kernel, what file under /usr/src/linux/ contains the configuration?
Answer:
Explanation:
.config
NEW QUESTION # 49
Which of the following commands restores only those files containing lpiin 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*'
Answer: A
NEW QUESTION # 50
If the file containing the Linux kernel is deleted, what happens when the system boots?
- A. The system starts normally since the bootloader copies the kernel to the master boot record of the hard disk
- B. The bootloader mounts the root filesystem read-only and launches /bin/sh directly in order to allow the administrator to reinstall the kernel
- 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. Without a kernel system cannot boot and, depending on the bootloader, an error is displayed
Answer: D
Explanation:
Explanation/Reference:
NEW QUESTION # 51
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. iwlist
- B. ifconfig
- C. ipadm
- D. arp
Answer: D
NEW QUESTION # 52
CORRECT TEXT
What command discards unused blocks on a mounted file system in order to support SSD devices? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
fstrim
NEW QUESTION # 53
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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.
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