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Q9. CORRECT TEXT 

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. 

Answer: system-config-authentication 

LDAP Server: ldap//instructor.example.com (In domain form, not write IP) 

OR 

# 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 


Q10. CORRECT TEXT 

Configure the system synchronous as 172.24.40.10. 

Answer: Graphical Interfaces: 

System-->Administration-->Date & Time 

OR 

# system-config-date 


Q11. CORRECT TEXT 

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

Answer: # useradd -u 1234 alex 

# passwd alex 

alex111 

alex111 

OR 

echo alex111|passwd -stdin alex 


Q12. CORRECT TEXT 

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. 

Answer: # 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> 


Q13. CORRECT TEXT 

Download ftp://192.168.0.254/pub/boot.iso to /root, and mounted automatically under /media/cdrom and which take effect automatically at boot-start. 

Answer: # cd /root; wget ftp://192.168.0.254/pub/boot.iso 

# mkdir -p /media/cdrom 

# vim /etc/fstab 

/root/boot.iso /media/cdrom iso9660 defaults,loop 0 0 

# mount -a 

mount [-t vfstype] [-o options] device dir 


Q14. CORRECT TEXT 

Upgrading the kernel as 2.6.36.7.1, and configure the system to Start the default kernel, keep the old kernel available. 

Answer: # cat /etc/grub.conf 

# cd /boot 

# lftp it 

# get dr/dom/kernel-xxxx.rpm 

# rpm -ivh kernel-xxxx.rpm 

# vim /etc/grub.conf 

default=0 


Q15. CORRECT TEXT 

Create a volume group,and set 8M as a extends. Divided a volume group containing 50 extends on volume group lv (lvshare), make it as ext4 file system, and mounted automatically under /mnt/data. And the size of the floating range should set between 380M and 400M. 

Answer: # fdisk 

# partprobe 

# pvcreate /dev/vda6 

# vgcreate -s 8M vg1 /dev/vda6 -s 

# lvcreate -n lvshare -l 50 vg1 -l 

# mkfs.ext4 /dev/vg1/lvshare 

# mkdir -p /mnt/data 

# vim /etc/fstab 

/dev/vg1/lvshare /mnt/data ext4 defaults 0 0 

# mount -a 

# df -h 


Q16. CORRECT TEXT 

Add users: user2, user3. 

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

Answer: # useradd -G admin user2 

# useradd -G admin user3 

# passwd user2 

redhat 

# passwd user3 

redhat