New 2021 Guaranteed Success with Exam4Tests 201-450 Dumps Lpi PDF Questions
Exceptional Practice To LPIC-2 Exam 201, Part 1 of 2, version 4.5 Pass the First Time
NEW QUESTION 17
What action should be performed after increasing the size of a logical volume?
- A. Increase the size of the filesystem used for the logical volume
- B. Remount the logical volume
- C. Run 1vresize
- D. Run vgresize
Answer: A
NEW QUESTION 18
Where would fsck put any unreferenced file or file fragments on a ext4 filesystem?
- A. back
- B. lost+found
- C. recover
- D. lost
Answer: B
NEW QUESTION 19
Due to extreme system use, a Linux system requires some additional swap space. To initialize 5 GB of additional swap space, which combination of commands should be used?
- A. mkswap /tmp/swapfile 512000; swapon /tmp/swapfile
- B. touch -5G /tmp/swapfile; swapon /tmp/swapfile
- C. dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; swapon /tmp/swapfile
- D. dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; mkswap /tmp/ swapfile; mount /tmp/swapfile
- E. dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; mkswap /tmp/ swapfile; swapon /tmp/swapfile
Answer: E
NEW QUESTION 20
Due to extreme system use, a Linux system requires some additional swap space. To initialize 5GB of additional swap space, which combination of commands should be used?
- A. mkswap /tmp/swapfile 512000; swapon /tmp/swapfile
- B. touch -5G /tmp/swapfile; swapon /tmp/swapfile
- C. dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; mkswap /tmp/swapfile; mount
/tmp/swapfile - D. dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; mkswap /tmp/swapfile; swapon /tmp/swapfile
- E. dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; swapon /tmp/swapfile
Answer: D
NEW QUESTION 21
In the following output, what is the 5 minute load average for the system?
# uptime
12:10:05 up 18 days, 19:00, 2 users, load average: 0.47, 24.71, 35.31
- A. There is no 5 minute interval. It is some value between 24.71 and 35.31.
- B. 24.71
- C. 35.31
- D. 0.47
- E. There is no 5 minute interval. It is some value between 0.47 and 24.71.
Answer: B
NEW QUESTION 22
CORRECT TEXT
Which directory contains the system-specific udev rule files? (Specify the absolute path including the directory name)
Answer:
Explanation:
/etc/udev/rules.d, /etc/udev/rules.d/
NEW QUESTION 23
What component of a system does smartdmonitor?
- A. Ethernet traffic
- B. CPU
- C. RAM
- D. Hard drives
Answer: D
NEW QUESTION 24
Which of the following commands can be used to script interactions with various TCP or UDP services?
- A. tcpdump
- B. nc
- C. strings
- D. ftp
- E. wget
Answer: B
NEW QUESTION 25
Which of the following files will be looked for and used by GNU make, if one of them exists, unless a different file is specified on the command line when trying to compile software from source code? (Choose TWO correct answers.)
- A. configure
- B. Makefile
- C. config.h.in
- D. Makefile.in
- E. makefile
Answer: B,E
NEW QUESTION 26
The following is an excerpt from the output of tcpdump -nli eth1 'udp':
1 3:03:17.277327 IP 192.168.123.5.1065 > 192.168.5.112.53: 43653+ A? lpi.org. (25)
1 3:03:17.598624 IP 192.168.5.112.53 > 192.168.123.5.1065: 43653 1/0/0 A 198.51.100.42 (41) Which network service or protocol was used?
- A. FTP
- B. SSH
- C. HTTP
- D. DHCP
- E. DNS
Answer: E
NEW QUESTION 27
Which of the following is an example path to a Linux software RAID array?
- A. /dev/raid0
- B. /dev/md1
- C. /dev/rd1
- D. /dev/pr0
Answer: B
NEW QUESTION 28
In this example output, which descriptions match the purpose of the free, buff and cache columns? (Choose THREE correct answers.)
# vmstat 1 100
procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu---- r b swpd free buff cache si so bi bo in cs us sy id wa
0 0 0 282120 134108 5797012 0 0 0 2 0 0 0 0 100 0
0 0 0 282120 134108 5797012 0 0 0 0 1007 359 0 0 100 0
0 0 0 282120 134108 5797012 0 0 0 0 1117 577 0 0 100 0
0 0 0 282120 134108 5797012 0 0 0 0 1007 366 0 0 100 0
- A. Available free RAM
- B. RAM used for filesystem cache
- C. Used swap space
- D. RAM used for buffers
- E. RAM available for filesystem buffers
Answer: A,B,D
NEW QUESTION 29
Which single command will simulate a failed device within a RAID 5 array?
- A. mdadm --force-fault /dev/md2 /dev/sde2
- B. mdadm --fail /dev/md0 /dev/sdc1
- C. mdadm --zero-superblock /dev/sdf3
- D. mdadm --remove /dev/md0 /dev/sdd1
- E. mdadm /dev/md0 --offline /dev/sdc1
Answer: B
NEW QUESTION 30
CORRECT TEXT
Which file tells GRUB the paths of the filesystem partitions in both Linux format and in the GRUB syntax? (Specify the file name only with no path information)
Answer:
Explanation:
device.map
NEW QUESTION 31
Which command can be used to scan a specified network looking for IP addresses that appear to be in use?
- A. nmap
- B. tcpdump
- C. netscan
- D. ip
- E. hostdiscover
Answer: A
NEW QUESTION 32
Which of the following are common backup systems used in Linux? (Choose TWO correct answers.)
- A. BREWBackup
- B. SARcheck
- C. Bacula
- D. Amanda
- E. DrBackup
Answer: C,D
NEW QUESTION 33
Fill in the blank.
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 34
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