What do chown command do?
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What is the output of : $ ps-e $ ps-a commands
what is telnet?
What is FIND, GREP and SED ? Could you please give me the difference between all the three? Where we use this commnands?
What is an Environment Variable?
What is awk used for?
Name the general commands in using unix os for a beginner?
What is s and g in sed command?
their is a file1,file2 and i want to append file1 data to file2?
A file has 1000 lines and i want to display only 1st line how to do it? pls ..tel me
What difference between cmp and diff commands?
What is Unix, and how does it differ from other operating systems?
How will you know who are the users logged in to the system before 15 minutes?