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?
Answer Posted / sachin mali
1. For changing the runlevel you should have to go in
/etc/inittab. There you can change the runlevel what you
want.It will not affecting current user. After restarting
system your system will boot in which run level you have set.
3. Internel command means whichever command are builtin the
system BIOS. And External command means Which are
nonbuiltin.It outside the shell. It require shell.
4. VMstat & sar are showing the free memory of the system.
5. ls command is use list a file & cat & vi is to open a file.
6.
| Is This Answer Correct ? | 3 Yes | 6 No |
Post New Answer View All Answers
What is command grouping?
What is kill command?
How do I find hostname in linux?
What is du command in linux?
What is the command to check cpu speed in linux?
What commands are used to see all jobs running in the hadoop cluster and kill a job in linux?
How can I create a file with cmd?
what is the roles and responsibilities in linux system admin having 2yrs exp..?
Explain difference between nfs soft and hard mouniting points?
How do I check command history?
What are the 4 kinds of sentences with examples?
What is makefile target?
Can I delete .bash history?
what do know about commands?
You wish to restore the file memo.ben which was backed up in the tarfile mybackup.tar. What command should you type?