what is the shell for dos,nt operating systems?
What is pid?
describe the escaping sequence characteres in unix
What is awk command used for?
What is the unix command to confirm a remote host is alive or not?
How will you know who are the users logged in to the system before 15 minutes?
In UNIX, what is the command to edit contents of the file?
what will be the output of ls ~/..
How is the command '$cat file2 ' different from '$cat >file2 and >> redirection operators ?
How to delete a directory containing files and folders?
Explain how to use grep command to list find the records of a file containing 10 different strings?
distinguish between physical addresses and logical address?
What is {} in find command?