You attempt to delete a file called sales.mem using the rm command but the command fails. What could be the problem?
I have my default runlevel is init5 now i have configured to init 3,now i wanna run my system in init3 process without reboot the system .How will you do for this scenario?
i dont know root password then this situation can we change or break root password to ant process
How does grep work in linux?
What would be the result of the command paste -s dog cat?
Any one example of uninteruptable sleeping process?
what is difference between $@ and $* in UNIX Shell script
What is df -h command?
How to recover /etc/passwd file and /etc/shadow file?
What is command line in unix?
How do I use nslookup in linux?
How do display error messages instantly when command fails?
Which command will show you free/used memory?