1.I want to change runlevel but the Users shall not be
disturbed?how?
2.Disk have 5gb disk utilization even though files unable to
create, why?
3.what are the internal and external command in linux?
4.sar command o/p?
5.how list the open files?
6.what is kernel compiling?
7.How do u See complete configuration in ur system?
8.how will u make a daily updates with cron daily?
9.which port is associated with ttys0?
10.specific some problems linux admin(if u are linux
admin)faced and how did u overcome it?
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Answer Posted / saravanan
2.First check whether u have writable permission or not.If no write permission means
Use this command #chmod 666 directory name
7.All the configuration has been stored as a kickstart file. using that file we can install os in many system with same configuration.
file location---> /root/anaconda-ks.cfg
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