最新なLpi 117-201問題集（120題）、真実試験の問題を全部にカバー！

質問 1：
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 ifconfig eth0 nameserver 192.168.0.1.
B. Run route add nameserver 192.168.0.1.
C. Ensure that the dns service is listed in the hosts entry in the /etc/nsswitch.conf file.
D. Run bind add nameserver 192.168.0.1.
E. Add nameserver 192.168.0.1 to /etc/resolv.conf.
正解：C,E

質問 2：
What happens if the Linux kernel can't mount the root filesystem when booting?
A. An error message is shown and the administrator is asked by the kernel to specify a valid root filesystem to continue the boot process.
B. An error message is shown showing which device couldn't be mounted or informing that init couldn't be found.
C. An error message is shown and the system boots in maintenance mode.
D. An error message is shown and the system reboots after a keypress.
E. An error message is shown stating that the corresponding kernel module couldn't be loaded.
正解：B

質問 3：
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. 15, 30 and 60 seconds
C. 1, 15 and 30 minutes
D. 15, 30 and 60 minutes
E. 1, 15, and 30 seconds
正解：A

質問 4：
CORRECT TEXT
Which directory in /dev/disk/ can be used to determine the UUID of a connected hard disk?
正解：
/dev/disk/by-uuid, by-uuid, /dev/disk/by-uuid/

質問 5：
CORRECT TEXT
After configuring a new kernel, what file under /usr/src/linux/ contains the configuration?
正解：
/usr/src/linux/.config, .config

質問 6：
Which of the following wireless tools can be used to check the wireless network link quality? (Choose TWO correct answers.)
A. iwlink
B. iwifi
C. iwconfig
D. iwscan
E. iw
正解：C,E

質問 7：
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. The service needs to be restarted.
B. The service does not support tcpwrapper.
C. The machine needs to be restarted.
D. tcpd needs to be sent the HUP signal.
E. There is a conflicting entry in /etc/hosts.allow.
正解：B,E

質問 8：
What is the command to add another IP address (192.168.1.2) to a network interface (eth0) that already has (at least) one IP address in the 192.168.1.0/24 subnet?
A. ipconfig eth0 192.168.1.2
B. ip addr add 192.168.1.2/32 dev eth0
C. ip add addr 192.168.1.2/32 dev eth0
D. ifconfig eth0 192.168.1.2 netmask 255.255.255.255
正解：B