How to load the old kernel without rebooting server
Give a Linux shell command to find all files in a directory which contain ip addresses.
1. User gaves df -h and the system get hanged. why ? 2. what is the hardlink and softlink mount ? 3. why is portmape should be started ? 4. what is nologin option 5. how to restrict users from accessing nfs ? 6. what is the difference between cpio and tar 7. what are the kernel parameters ? how to find out it ? 8. why we use sysctl.conf ? 9. if we gives init1 from multiuser runlevel, will it affect other users who already logged in to the system ? 10. what will be the available space to use after configuering raid5 with 5 disks each having 5gb spce ?
how do you configure linux system as a router?
what is the use of runlevel 4 in redhat linux? in which cases it will use.
What is the other method of installing Linux O.S other than Text, GUI mode? Why we prefer that for installation of Linux in Real time?
What is the difference between ext3 and ext4?
cups stands for..?
What is the complete name of the default configuration file for LILO?
How to findout, if the user is local user or NIS user in the Linux (RHEL)?
what is memory mapped / IO mapped ? Which calls used for this to access any hardware address in linux device driver ?
why you are using nis server
How to convert an IP address to a Domain name using Unix ?