EX200 - 001 - RHEL6

Frage 1 von 15

1

Klicke auf den orangenen Punkt und schreibe die korrekte Antwort.

Configure your Host Name, IP Address, Gateway and DNS.
Host name: station.domain40.example.com
/etc/sysconfig/network
hostname=abc.com
hostname abc.com
IP Address: 172.24.40.40/24
Gateway: 172.24.40.1
DNS: 172.24.40.1

Erklärung

Frage 2 von 15

1

Add 3 users: harry, natasha, tom.
The requirements: The Additional group of the two users: harry, Natasha is the admin group.
The user: tom's login shell should be non-interactive.

Wähle eine der folgenden:

Answer: # useradd -G admin harry
# useradd -G admin natasha
# useradd -s /sbin/nologin tom
# id harry;id Natasha (Show additional group)
# cat /etc/passwd
NA

Erklärung

Frage 3 von 15

1

Create a catalog under /home named admins. Its respective group is requested to be the admin group. The group users could read and write, while other users are not allowed to access it.
The files created by users from the same group should also be the admin group.

Wähle eine der folgenden:

# cd /home/
# mkdir admins /
# chown .admin admins/
# chmod 770 admins/
# chmod g+s admins/
NA

Erklärung

Frage 4 von 15

1

Configure a task: plan to run echo hello command at 14:23 every day.

Wähle eine der folgenden:

# which echo
# crontab -e
23 14 * * * /bin/echo hello
# crontab -l (Verify)
NA

Erklärung

Frage 5 von 15

1

Create a 2G swap partition which take effect automatically at boot-start, and it should not affect the original swap partition.

Wähle eine der folgenden:

# fdisk /dev/sda
p
(check Partition table)
n
(create new partition: press e to create extended partition, press p to create the main partition, and the extended partition is further divided into logical partitions)
Enter
+2G
t
l
W
partx -a /dev/sda
partprobe
mkswap /dev/sda8
Copy UUID
swapon -a
vim /etc/fstab
UUID=XXXXX swap swap defaults 0 0
(swapon -s)
NA

Erklärung

Frage 6 von 15

1

Create a user named alex, and the user id should be 1234, and the password should be alex111.

Wähle eine der folgenden:

# useradd -u 1234 alex
# passwd alex
alex111
alex111
NA

Erklärung

Frage 7 von 15

1

Install a FTP server, and request to anonymous download from /var/ftp/pub catalog. (it needs you to configure yum direct to the already existing file server. )

Wähle eine der folgenden:

# cd /etc/yum.repos.d
# vim local.repo
[local]
name=local.repo
baseurl=file:///mnt
enabled=1
gpgcheck=0
# yum makecache
# yum install -y vsftpd
# service vsftpd restart
# chkconfig vsftpd on
# chkconfig --list vsftpd
# vim /etc/vsftpd/vsftpd.conf
anonymous_enable=YES
NA

Erklärung

Frage 8 von 15

1

Configure a HTTP server, which can be accessed through http://station.domain40.example.com.
Please download the released page from http://ip/dir/example.html.

Wähle eine der folgenden:

# yum install -y httpd
# chkconfig httpd on
# cd /var/www/html
# wget http://ip/dir/example.html
# cp example.com index.html
# vim /etc/httpd/conf/httpd.conf
NameVirtualHost 192.168.0.254:80
<VirtualHost 192.168.0.254:80>
DocumentRoot /var/www/html/
ServerName station.domain40.example.com
</VirtualHost>
NA

Erklärung

Frage 9 von 15

1

Configure the verification mode of your host account and the password as LDAP. And it can ldapuser40. The password is set as "password". And the certificate login successfully through can be downloaded from http://ip/dir/ldap.crt. After the user logs on , the user has no host directory unless you configure the autofs in the following questions.

Wähle eine der folgenden:

# yum groupinstall directory-client (1.krb5-workstation 2.pam-krb5 3.sssd)
# system-config-authentication
1.User Account Database: LDAP
2.LDAP Search Base DN: dc=example,dc=com
3.LDAP Server: ldap://instructor.example.com (In domain form, not write IP) 4.Download CA Certificate
5.Authentication Method: LDAP password
6.Apply
getent passwd ldapuser40
system-config-authentication
LDAP Server: ldap//instructor.example.com (In domain form, not write IP)

Erklärung

Frage 10 von 15

1

Configure autofs to make sure after login successfully, it has the home directory autofs, which is shared as /rhome/ldapuser40 at the ip: 172.24.40.10. and it also requires that, other ldap users can use the home directory normally.

Wähle eine der folgenden:

# chkconfig autofs on
# cd /etc/
# vim /etc/auto.master
/rhome /etc/auto.ldap
# cp auto.misc auto.ldap
# vim auto.ladp
ldapuser40 -rw,soft,intr 172.24.40.10:/rhome/ldapuser40
* -rw,soft,intr 172.16.40.10:/rhome/&
# service autofs stop
# server autofs start
# showmount -e 172.24.40.10
# su - ladpuser40
NA

Erklärung

Frage 11 von 15

1

Configure the system synchronous as 172.24.40.10.

Wähle eine der folgenden:

# system-config-date
Answer: Graphical Interfaces:
System-->Administration-->Date & Time

Erklärung

Frage 12 von 15

1

Change the logical volume capacity named vo from 190M to 300M. and the size of the floating range should set between 280 and 320. (This logical volume has been mounted in advance.)

Wähle eine der folgenden:

# vgdisplay
(Check the capacity of vg, if the capacity is not enough, need to create pv , vgextend , lvextend)
# lvdisplay (Check lv)
# lvextend -L +110M /dev/vg2/lv2
# resize2fs /dev/vg2/lv2
mount -a
(Verify)
------------------------------------------------------------------------------- (Decrease lvm)
# umount /media
# fsck -f /dev/vg2/lv2
# resize2fs -f /dev/vg2/lv2 100M
# lvreduce -L 100M /dev/vg2/lv2
# mount -a
# lvdisplay (Verify)
# e2fsck -f /dev/vg1/lvm02
# resize2fs -f /dev/vg1/lvm02
# mount /dev/vg1/lvm01 /mnt
# lvreduce -L 1G -n /dev/vg1/lvm02
# lvdisplay (Verify)

Erklärung

Frage 13 von 15

1

Create a volume group, and set 16M as a extends. And divided a volume group containing 50 extends on volume group lv, make it as ext4 file system, and mounted automatically under /mnt/data.

Wähle eine der folgenden:

Answer: # pvcreate /dev/sda7 /dev/sda8
# vgcreate -s 16M vg1 /dev/sda7 /dev/sda8
# lvcreate -l 50 -n lvm02
# mkfs.ext4 /dev/vg1/lvm02
http://www.gratisexam.com/# blkid /dev/vg1/lv1
# vim /etc/fstab
# mkdir -p /mnt/data
UUID=xxxxxxxx /mnt/data ext4 defaults 0 0
# vim /etc/fstab
# mount -a
# mount
(Verify)
NA

Erklärung

Frage 14 von 15

1

The Additional group of the two users: user2, user3 is the admin group Password: redhat

Wähle eine der folgenden:

Answer: # useradd -G admin user2
# useradd -G admin user3
# passwd user2
redhat
# passwd user3
redhat
NA

Erklärung

Frage 15 von 15

1

Copy /etc/fstab to /var/tmp name admin, the user1 could read, write and modify it, while user2 without any permission.

Wähle eine der folgenden:

Answer: # cp /etc/fstab /var/tmp/
# chgrp admin /var/tmp/fstab
# setfacl -m u:user1:rwx /var/tmp/fstab
# setfacl -m u:user2:--- /var/tmp/fstab
# ls -l
-rw-rw-r--+ 1 root admin 685 Nov 10 15:29 /var/tmp/fstab
NA

	Erstellt von Vagner Aragão vor fast 6 Jahre

Teste

EX200 - 001 - RHEL6

EX200 - 001 - RHEL6

Frage 1 von 15

Klicke auf den orangenen Punkt und schreibe die korrekte Antwort.

Configure your Host Name, IP Address, Gateway and DNS. Host name: station.domain40.example.com /etc/sysconfig/network hostname=abc.com hostname abc.com IP Address: 172.24.40.40/24 Gateway: 172.24.40.1 DNS: 172.24.40.1

Erklärung

Frage 2 von 15

Add 3 users: harry, natasha, tom. The requirements: The Additional group of the two users: harry, Natasha is the admin group. The user: tom's login shell should be non-interactive.

Wähle eine der folgenden:

Erklärung

Frage 3 von 15

Create a catalog under /home named admins. Its respective group is requested to be the admin group. The group users could read and write, while other users are not allowed to access it. The files created by users from the same group should also be the admin group.

Wähle eine der folgenden:

Erklärung

Frage 4 von 15

Configure a task: plan to run echo hello command at 14:23 every day.

Wähle eine der folgenden:

Erklärung

Frage 5 von 15

Create a 2G swap partition which take effect automatically at boot-start, and it should not affect the original swap partition.

Wähle eine der folgenden:

Erklärung

Frage 6 von 15

Create a user named alex, and the user id should be 1234, and the password should be alex111.

Wähle eine der folgenden:

Erklärung

Frage 7 von 15

Install a FTP server, and request to anonymous download from /var/ftp/pub catalog. (it needs you to configure yum direct to the already existing file server. )

Wähle eine der folgenden:

Erklärung

Frage 8 von 15

Configure a HTTP server, which can be accessed through http://station.domain40.example.com. Please download the released page from http://ip/dir/example.html.

Wähle eine der folgenden:

Erklärung

Frage 9 von 15

Wähle eine der folgenden:

Erklärung

Frage 10 von 15

Configure autofs to make sure after login successfully, it has the home directory autofs, which is shared as /rhome/ldapuser40 at the ip: 172.24.40.10. and it also requires that, other ldap users can use the home directory normally.

Wähle eine der folgenden:

Erklärung

Frage 11 von 15

Configure the system synchronous as 172.24.40.10.

Wähle eine der folgenden:

Erklärung

Frage 12 von 15

Change the logical volume capacity named vo from 190M to 300M. and the size of the floating range should set between 280 and 320. (This logical volume has been mounted in advance.)

Wähle eine der folgenden:

Erklärung

Frage 13 von 15

Create a volume group, and set 16M as a extends. And divided a volume group containing 50 extends on volume group lv, make it as ext4 file system, and mounted automatically under /mnt/data.

Wähle eine der folgenden:

Erklärung

Frage 14 von 15

The Additional group of the two users: user2, user3 is the admin group Password: redhat

Wähle eine der folgenden:

Erklärung

Frage 15 von 15

Copy /etc/fstab to /var/tmp name admin, the user1 could read, write and modify it, while user2 without any permission.

Wähle eine der folgenden:

Erklärung

Configure your Host Name, IP Address, Gateway and DNS.
Host name: station.domain40.example.com
/etc/sysconfig/network
hostname=abc.com
hostname abc.com
IP Address: 172.24.40.40/24
Gateway: 172.24.40.1
DNS: 172.24.40.1

Add 3 users: harry, natasha, tom.
The requirements: The Additional group of the two users: harry, Natasha is the admin group.
The user: tom's login shell should be non-interactive.

Create a catalog under /home named admins. Its respective group is requested to be the admin group. The group users could read and write, while other users are not allowed to access it.
The files created by users from the same group should also be the admin group.

Configure a HTTP server, which can be accessed through http://station.domain40.example.com.
Please download the released page from http://ip/dir/example.html.