EX200 - 001 - RHEL6

Questão 1 de 15

1

Clique no ponto laranja e digite a resposta correta.

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

Explicação

Questão 2 de 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.

Selecione uma das seguintes:

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

Explicação

Questão 3 de 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.

Selecione uma das seguintes:

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

Explicação

Questão 4 de 15

1

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

Selecione uma das seguintes:

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

Explicação

Questão 5 de 15

1

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

Selecione uma das seguintes:

# 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

Explicação

Questão 6 de 15

1

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

Selecione uma das seguintes:

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

Explicação

Questão 7 de 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. )

Selecione uma das seguintes:

# 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

Explicação

Questão 8 de 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.

Selecione uma das seguintes:

# 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

Explicação

Questão 9 de 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.

Selecione uma das seguintes:

# 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)

Explicação

Questão 10 de 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.

Selecione uma das seguintes:

# 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

Explicação

Questão 11 de 15

1

Configure the system synchronous as 172.24.40.10.

Selecione uma das seguintes:

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

Explicação

Questão 12 de 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.)

Selecione uma das seguintes:

# 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)

Explicação

Questão 13 de 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.

Selecione uma das seguintes:

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

Explicação

Questão 14 de 15

1

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

Selecione uma das seguintes:

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

Explicação

Questão 15 de 15

1

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

Selecione uma das seguintes:

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

	Criado por Vagner Aragão quase 6 anos atrás

Teste

EX200 - 001 - RHEL6

Questão 1 de 15

Clique no ponto laranja e digite a resposta correta.

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

Explicação

Questão 2 de 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.

Selecione uma das seguintes:

Explicação

Questão 3 de 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.

Selecione uma das seguintes:

Explicação

Questão 4 de 15

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

Selecione uma das seguintes:

Explicação

Questão 5 de 15

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

Selecione uma das seguintes:

Explicação

Questão 6 de 15

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

Selecione uma das seguintes:

Explicação

Questão 7 de 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. )

Selecione uma das seguintes:

Explicação

Questão 8 de 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.

Selecione uma das seguintes:

Explicação

Questão 9 de 15

Selecione uma das seguintes:

Explicação

Questão 10 de 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.

Selecione uma das seguintes:

Explicação

Questão 11 de 15

Configure the system synchronous as 172.24.40.10.

Selecione uma das seguintes:

Explicação

Questão 12 de 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.)

Selecione uma das seguintes:

Explicação

Questão 13 de 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.

Selecione uma das seguintes:

Explicação

Questão 14 de 15

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

Selecione uma das seguintes:

Explicação

Questão 15 de 15

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

Selecione uma das seguintes:

Explicação

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.