RedHat Related Exams
RH202 Exam
Successfully resolv to server1.example.com where your DNS server is 172.24.254.254
Answer and Explanation:
nameserver 172.24.254.254
On every clients, DNS server is specified in /etc/resolv.conf. When you request by name it tries to resolv from DNS server .
Create the directory /storage and group owner should be the sysusers group.
Answer and Explanation:
1.chgrp sysusers /storage
2.Verify using ls -ld /storage command. You should get like
drwxr-x--- 2 root sysusers 4096 Mar 16 17:59 /storage
chgrp command is used to change the group ownership of particular files or directory.
Another way you can use the chown command.
chown root:sysusers /storage
One Logical Volume is created named as myvol under vo volume group and is mounted. The Initial Size of that Logical Volume is 124MB. Make successfully that the size of Logical Volume 245MB without losing any data. The size of logical volume 240MB to 255MB will be acceptable.
Answer and Explanation:
1.First check the size of Logical Volume: lvdisplay /dev/vo/myvol
2.Increase the Size of Logical Volume: lvextend -L+121M /dev/vo/myvol
3.Make Available the size on online: ext2online /dev/vo/myvol
4.Verify the Size of Logical Volume: lvdisplay /dev/vo/myvol
5.Verify that the size comes in online or not: df -h
We can extend the size of logical Volume using the lvextend command. As well as to decrease the size of Logical Volume, use the lvresize command. In LVM v2 we can extend the size of Logical Volume without unmount as well as we can bring the actual size of Logical Volume on online using ext2online command.