Question 51
A Linux administrator recently changed the IP addresses of all the web servers from 10.10.50.x to 10.10.100.x.
The administrator needs to update the serverlist.txt file to reflect the change.
The file contains the following:
10:WebSvr01:10.10.50.21:Main
11:WebSvr02:10.10.50.22:Acconting
12:WebSvr03:10.10.50.23:Intranet
20:NFS01:10.10.20.21:FileServer
30:SMTP01:10.10.30.31:Email
Which of the following commands will change the IP addresses and update the files in place?
Question 52
Which of the following BEST describes build automation?
Question 53
A Lunix administrator added storage to an XFS-formatted filesystem at /dev/mapper/vgSlash-lvLog device using the LVM tools. However the additional space does not show up when the administrator runs the df -h command. Which of the following commands should the adiministrator run to resolve thrs issue?
Question 54
An issue was discovered on a testing branch of a Git repository. A file was inadvertently modified and needs to be reverted to the master branch version. Which of the following is the BEST option to resolve the issue?
Question 55
A Linux administrator mounts a directory to a Linux workstation by executing the command mount -t ext4 /dev/sdb /mnt /leg. After rebooting the workstation the mounted device is missing. Which of the following commands should it is mounted after reboot?