117-102無料問題集「Lpi General Linux, Part 2」

質問 1

What is NOT contained in the locale setting of the operating system?

（A）thousands separator

（B）timezone

（C）language

（D）currency symbol

正解：B 解答を投票する

質問 2

CORRECT TEXT
Machines with IPs `on the 131.230.55 and 131.230.56 networks need to be allowed to connect to a service protected with TCP wrappers. How would the network and netmask pair be expressed in /etc/hosts.allow?

正解：

131.230.55.0/255.255.254.0

質問 3

You've been reviewing your security checklist and one of the items calls for reviewing the
/etc/passwd file. You cat the file and notice that, while most users have an x in the second column, a few have a 14 character string in the second column. What action, if any, should you take?

（A）No action. The users with an x have their accounts locked.

（B）Run pwconv to convert the unix passwords to shadow passwords.

（C）Use the passwd program to give the users with the hashed passwords new passwords.

（D）Use the passwd program to give the users with the x new passwords.

（E）No action. Linux knows how to handle the situation and allow user logins.

正解：B 解答を投票する

質問 4

To disable telnet service on a system, which action should you take?

（A）Comment the telnet entry in /etc/inittab

（B）Put NONE in /etc/telnet.allow

（C）Comment the telnet entry in /etc/inetd.conf

（D）Remove the appropriatetelnetinit script.

（E）Put a line 'ALL:ALL' in /etc/hosts.deny

正解：C 解答を投票する

質問 5

Rate this comment:
Linux by and large is monolithic.

（A）true

（B）false

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 6

What command should be entered to print and then delete the file, foobar.txt?

（A）lpr -o remove foobar.txt

（B）lpr -o delete foobar.txt

（C）lpr -d foobar.txt

（D）lpr -r foobar.txt

正解：D 解答を投票する

質問 7

You want to add an alias for an existing DNS record. What type of DNS record could you use?

（A）CNAME

（B）MX

（C）SOA

（D）NS

正解：A 解答を投票する

質問 8

CORRECT TEXT
The _____ command will list the currently loaded kernel modules.

正解：

lsmod
lsmod command displays all modules loaded by kernel as well as modules status on current session.
See the sample output of lsmod command Module Size Used by i915 81349 2 md5 4033 1 ipv6 232705 10 parport_pc 24705 1 lp 12077 0 parport 37129 2 parport_pc,lp autofs4 23237 0 sunrpc 157093 1 dm_mod 54741 2 button 6481 0 battery 8901 0 ac 4805 0 raid1 19905 1 uhci_hcd 31065 0 ehci_hcd 30917 0 snd_intel8x0 33769 0 snd_ac97_codec 63889 1 snd_intel8x0 snd_pcm_oss 49017 0 snd_mixer_oss 17985 1 snd_pcm_oss snd_pcm 96841 2 snd_intel8x0,snd_pcm_oss snd_timer 29893 1 snd_pcm snd_page_alloc 9673 2 snd_intel8x0,snd_pcm snd_mpu401_uart 8769 1 snd_intel8x0 snd_rawmidi 26597 1 snd_mpu401_uart snd_seq_device 8137 1 snd_rawmidi snd 54949 9 snd_intel8x0,snd_ac97_codec,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer,snd_mpu401_u art,snd_rawmidi,s soundcore 9889 1 snd 8139too 25921 0 mii 4673 1 8139too floppy 58481 0 ext3 116809 6 jbd 71257 1 ext3

質問 9

CORRECT TEXT
If you need to view per-user disk space usage on a filesystem, the ______ command can provide that information if the kernel is built to support it.

正解：

du
du - estimate file space usage example: du -h file/directory.

質問 10

Which of the following lines would you expect to see in the file /etc/protocols?

（A）tftp 69/udp

（B）tftp dgram udp wait root /usr/sbin/tcpd in.tftpd

（C）udp 17 UDP

（D）in.tftpd: LOCAL

正解：C 解答を投票する

質問 11

Which of the following PPP authentication protocols never sends a password in the clear?

（A）PAM

（B）PAP

（C）CHAP

（D）PGP

正解：C 解答を投票する

質問 12

You want to make the directory /home/tess available via NFS. Which option do you have to use to grant read permission for the root user on the NFS mounted file system?

（A）root_squash

（B）root(rw)

（C）For safety, the NFS protocol does not allow this?

（D）no_root_squash

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

117-102 無料問題集「Lpi General Linux, Part 2」

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