What is the functionality of a top command?
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How to convert a hidden file to normal visible file?
What is the first character of the output in ls l command?
What does the command '$ls | wc –l > file1' do?
How do you change file permissions?
distinguish between interrupts and exceptions?
What is .sh file?
how will you convert a general file to a hidden file?
what these two commands prints "echo test","cat test"?
What will the following command do?
What is updatedb?
What do you mean by zambie process?
The command grep first second third /usr/you/myfile a) prints lines containing the words first, second or third from the file /usr/you/myfile b) searches for lines containing the pattern first in the files second, third, and /usr/you/myfile and prints them c) searches the files /usr/you/myfiel and third for lines containing the words first or second and prints them d) replaces the word first with the word second in the files third and /usr/you/myfile e) None of the above