What is the first character of the output in ls l command?
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which command is used to stop a running process in unix?
which command is used to identify the type of the file?
in a growing log file how will you see the 1st 99 lines?
What Command will remove a Directory in UNIX?
What does grep v grep do?
distinguish between paging and swapping?
How do I open a port?
1-how will you display a file whose name is starting with '- '? 2-how will you add a patten at end of every line in vi editor?
How will you know who are the users logged in to the system before 15 minutes?
What is the use of sed command in unix?
How to get the last ten lines of a file using awk utility?
How does a user get the current date, time in UNIX?