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New LPI 201-450 Exam Dumps Collection (Question 4 - Question 13)
New Questions 4
Which of the following configuration files are used by tcpwrapper?
A. /etc/tcpd.allow and etc/tcpd.deny
B. /etc/tcpwrapper.allow and /etc/tcpwrapper.deny
C. /etc/hosts.allow and /etc/hosts.deny
D. /etc/service.allow and /etc/service.deny
Answer: C
New Questions 5
Which command is used to make an exact copy, at a single point in time, of a logical volume while still allowing the original logical volume to be updated?
A. lvcclone
B. lvcreate
C. lvm2
D. lvsnap
E. lvsnapshot
Answer: B
New Questions 6
Which one of these directories should not be backed up?
A. /backup
B. /etc
C. /opt
D. /proc
E. /var/log
Answer: D
New Questions 7
Which of the following commands can be used to script interactions with various TCP or UDP services?
A. ftp
B. nc
C. tcpdump
D. strings
E. wget
Answer: B
New Questions 8
Under which of the following circumstances would the command ping output the string (DUP!)?
A. When the ICMP packets are send to a broadcast address and multiple hosts respond.
B. When the host being sent ICMP packets is on a different network.
C. When the router responds to the ICMP packet in addition to the host receiving the ICMP packets.
D. When the host sending the ICMP packet is the same host as the one receiving the ICMP packets.
Answer: A
New Questions 9
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. lvcreate, mdadm
B. lvcreate, vgcreate
C. lvmcreate, vgcreate
D. vgcreate, lvcreate
E. vgcreate, mdadm
Answer: D
New Questions 10
Which of the following filter keywords for tcpdump specify the transfer direction for network packets? (Choose TWO correct answers.)
A. source
B. src
C. dest
D. src or dst
E. both
Answer: BD
New Questions 11
What is the purpose of the command vgextend?
A. Extend a volume group's footprint on disk.
B. Add physical volumes to an existing volume group.
C. Increase the number of days between scheduled error checking.
D. Create a volume group which uses all available space on disk.
Answer: B
New Questions 12
Which of the following is a CD-ROM filesystem standard?
A. OSI9660
B. ISO9660
C. SR0FS
D. ISO8859
E. ROM-EO
Answer: B
New Questions 13
Which of the following commands will erase the contents of the /dev/sdb3 partition?
A. rm /dev/sdb3
B. dd if=/dev/zero of=/dev/sdb3
C. dd of=/dev/zero if=/dev/sdb3
D. umount /dev/sdb3
Answer: B
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