최신CompTIA Linux+ [Powered by LPI] - Exam 2 - LX0-104무료샘플문제

A. All users have full read and write access to/etc/shadow.

B. /etc/shadowmay not be readable or writable by user root.

C. All users have full read access to/etc/shadow.

D. Only root is allowed to read and write/etc/shadow.

A. logger

B. rotatelog

C. striplog

D. syslogd --rotate

E. logrotate

A. /etc/passwd

B. /etc/shadow

C. /var/log/shadow

D. /etc/gshadow

E. /etc/pwdlog

A. /etc/supasswd

B. /etc/sudoers

C. /etc/sudo.conf

D. /etc/security.conf

A. Shadow passwords are always combined with a public key that has to match the user's private key.

B. Every shadow password is valid for 45 days and must be changed afterwards.

C. Shadow passwords are stored in plain text and can be checked for weak passwords.

D. The system's host key is used to strongly encrypt all shadow passwords.

E. Regular users do not have access to the password hashes of shadow passwords.

A. It is created and maintained by the NTP service based on the geolocation of the system's IP address.

B. It is either a symlink to or a copy of a timezone information file such as
/usr/share/zoneinfo/Europe/Berlin.

C. It is a plain text file containing a string such as Europe/Berlin.

D. It is a symlink to /sys/device/clock/ltime and always contains the current local time.

A. ~/.alias

B. ~/.forward

C. /etc/mail/forwarders

D. /etc/alias

A. language

B. thousands separator

C. currency symbol

D. timezone

A. Because user specific crontab entries are stored in a special directory which is maintained by the cron daemon and not writable for regular users.

B. Becausecrontabcollects information about all users crontabs and recommends similar commands used by other users of the system.

C. Becausecrontabstarts the cron daemon in case it is not running due to no other crontab entries existing.

D. Because user specific crontab entries are stored in a common database and must be extracted before editing.

A. -

B. *

C. x

D. s

A. echo $#

B. echo $status

C. echo $?

D. echo $&

E. echo $exit

A. LC_ALL

B. LC_COLLATE

C. LOCALE

D. LANG