050-733 SUSE Certified Linux Administrator 12 Questions and Answers

The netdate command and the ntpd use the same port

The Network Time Protocol uses port 123, TCP

A Stratum 16 server is one that sets it's time by some external reference clock, such as an atomic clock.

NTP aims at correcting the system time without sudden bigger changes.

/etc/clock.conf is the NTP daemon configuration file.

boot

kernel (vmlinuz)

init

systemd

X server

cron

useradd –m –p “penguin” tux

echo penguin | useradd –m –p - tux

useradd –m –p “TvqBFhQWgeSho” tux

echo –e “penguin/penguin” | passwd tux ; useradd –m tux

ip address add 192.168.0.10/24 dev eth0

ip addr add eth0 192.168.0.10/24 eth0 broadcast 192.168.255.255

ip addr add 192.168.0.10/24 dev eth0 brd è

ip address set 192.168.0.10/24 dev eth0

/etc/md.conf

/etc/raid.conf

/etc/mdadm.conf

/etc/raid/md.conf

yast sw_single

yast2 sw_single

yast2 –m sw_single

yast - -start sw_single

yast2 - -module sw_single

Press e

Press i

Press k

Press w

It specifies the partitions that are not bootable by a user.

It allows any user to mount and unmount a partition.

It specifies the partitions that are bootable by a user.

A normal user is not allowed to access this partition.

A file created in that directory has the same owning group as the owning group of the test directory.

Only root or the owner of the file can delete files in the test directory.

A file created in that directory has the same owner as the owner of the test directory.

Only root can delete files in the test directory.

command1 & command2

command1 > command2

command1 | command2

command1 ; command2

NTP

FTP

TCP

ICMP

HTTP

LDAP

grub2-mkpasswd-pbkdf12

passwd –t grub2

secboot

grub2-pw

bootpw