How to load the old kernel without rebooting server
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In Linux(RHEL) server have two users with same name. one is local user and second one is NIS user. if you login the server which user will login (local or NIS)
What is the minimum number of partitions you need to install Linux?
Which directory is closer to the top of the file system tree, parent directory or current directory?
This question is belong to linux support. "one of my customer told to me, my application is getting slow response". how to resolve the issue. what are the steps you will follow to resolve the issue.
How does the boot process[init levels] work on Linux? How is it different from Solaris?
How to catagories tickets in RHEL, which tickets are belong to PROBLEM, INCIDENT and CHANGE management? please given to me with examples
1 which file contains information about os wether it's 32 bit or 64 bit os 2 difference between logical block and physical block?? 3 what is the size of logical block and physical block?? 4 daemon for nfs on client end as well as server end??? 5 how to confirm from client end about nfs server sharing?? 6 what contains information about file and directory creating time or modification time??
As a system admin i want to know some things what are the troubleshooting issues we are facing frequently and what are the tickets will be raised.
what is NIS Server...?
What is the use of DNS Server? Name other servers works same as like DNS?
How is the difference between ftp and sftp ? and explain how to create ftp server and sftp server with example ?
2 Answers Bank Of America, IBM,
cups stands for..?
Linux Commands 
