why /etc/shadow file do not have any permission ?
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In how many ways linux can be installed n explain th steps involved in installation in any of the method..?
what is difference between TFTP abd FTP?
Without using w command how can Iknow that who are users logged in and what they are doing and whether they are idle or running mode?
What text filter can you use to display a binary file in octal numbers?
1.how to know cpu information on linux system? 2.how to hardware information on linux system? 3.if we add the new user what are the files will be changed? 4.how to remove the cache in squid server ? 5.how to know ur useing 32bit r 64 bit os ? 6.at booting process at init level which file it is reads? 7.if ur system performance is show what can u do ? 8.if ur file system corrupted what can u do ? fsck also not working? 9.how did u do health check in linux? 10.how did u check system performance in linux? 11.how did u create NIS server? give me the steps ? 12.how did u add a packages in linux ? 13.how did u know depended packages for any package useing rpm how u know? 14.how did you monitor cronjobs in linux ? 15.what is the use of logroted? and how did u do ? 16.port no is already in use so what canu do for that in http? 17.how to samba configurated are not ? there are any command for that ? 18.how to create a NTP Client using commands ? not as graphical... 19.how to know how many members are using any service? like ftp are any other services? 20.what is the differences between cmp,diff,comm commands?
What is the difference between semaphore and spinlock?
Where is standard output usually directed?
what is difference between inetd and xinetd
How do i check which nfs version I am using ????????
Tell me command which is use for create quota database in Linux.
How to know what are the packages required for any service? Example: How to know what are the package required for send mail services. using any command it is passable are not?
How to load the old kernel without rebooting server