EX200 exam

CORRECT TEXT Configure your web services, download from http://instructor.example.com/pub/serverX.html And the services must be still running after system rebooting.View AnswerAnswer: cd /var/www/html wget http://instructor.example.com/pub/serverX.html mv serverX.html index.html /etc/init.d/httpd restart chkconfig httpd on

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.View AnswerAnswer: # 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

CORRECT TEXT Configure iptables, there are two domains in the network, the address of local domain is 172.24.0.0/16 other domain is 172.25.0.0/16, now refuse domain 172.25.0.0/16 to access the server.View AnswerAnswer: below ✑ iptables -F ✑ service iptables save ✑ iptables -A INPUT -s 172.25.0.0/16 -j REJECT ✑ service iptables...

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

vi /etc/sysctl.conf net.ipv4.ip_forward=1View AnswerAnswer: /proc is the virtual filesystem, containing the information about the running kernel. To change the parameter of running kernel you should modify on /proc. From Next reboot the system, kernel will take the value from /etc/sysctl.conf.

CORRECT TEXT Part 1 (on Node1 Server) Task 17 [Accessing Linux File Systems] Find all the files owned by user “alex” and redirect the output to /home/alex/files.View AnswerAnswer: * root@node1 ~]# find / -user alex -type f > /home/alex/files

CORRECT TEXT According the following requirements to create user, user group and the group members: - A group named admin. - A user named mary, and belong to admin as the secondary group. - A user named alice, and belong to admin as the secondary group. - A user named...

CORRECT TEXT Part 2 (on Node2 Server) Task 1 [Controlling the Boot Process] Interrupt the boot process and reset the root password. Change it to kexdrams to gain access to the systemView AnswerAnswer: *

CORRECT TEXT Create a new logical volume according to the following requirements: The logical volume is named database and belongs to the datastore volume group and has a size of 50 extents. Logical volumes in the datastore volume group should have an extent size of 16 MB. Format the new...

CORRECT TEXT Part 2 (on Node2 Server) Task 1 [Controlling the Boot Process] Interrupt the boot process and reset the root password. Change it to kexdrams to gain access to the systemView AnswerAnswer: *